# Best Lead Intelligence Software

## How Many Lead Intelligence Software Products Does G2 Track?

**Total Products under this Category:** 379

### Category Stats (Aug 2026)

- **Average Rating:** 4.57/5 The average rating of products in this category, based on all submitted ratings
- **Top Trending Product:** Integrate (+5.02%) - Among all products in this category, Integrate recorded the largest rating increase compared to last month

_Last updated: August 04, 2026_

## How Does G2 Rank Lead Intelligence Software Products?

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 75,800+ Authentic Reviews
- 379+ Products
- Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

## G2 Grid® for Lead Intelligence Software
 ![G2 Grid® for Lead Intelligence Software plotting products by satisfaction and market presence](https://www.g2.com/categories/lead-intelligence/grids.png?focus%5B%5D=577&focus%5B%5D=19743&focus%5B%5D=67456&focus%5B%5D=38170&focus%5B%5D=16297&focus%5B%5D=1188166&focus%5B%5D=152722&focus%5B%5D=135441)

Highlighted products: GTM Workspace - Powered by ZoomInfo, Apollo.io, Seamless (formally Seamless.AI), Cognism, RocketReach, Nooks, Waalaxy, and GTM Studio - Powered by ZoomInfo.

Underlying data: [Grid® JSON](https://www.g2.com/categories/lead-intelligence/grids.json?focus%5B%5D=gtm-workspace-powered-by-zoominfo&focus%5B%5D=apollo-io&focus%5B%5D=seamless-formally-seamless-ai&focus%5B%5D=cognism&focus%5B%5D=rocketreach&focus%5B%5D=nooks&focus%5B%5D=waalaxy&focus%5B%5D=gtm-studio-powered-by-zoominfo)

**Sponsored**

### Acquisition Inc

Acquisition Inc operates in the B2B Lead Generation industry helping the worlds largest B2B brands generate premium quality leads for their marketing campaigns and sales teams. With a focus on data hygiene and superior service, clients of Acquisition Inc enjoy an extensive suite of demand generation solutions uniquely underpinned by an in-house team of data scientists. Acquisition Inc offer the following services: - Content Syndication - Account Based Marketing (ABM) - Marketing Qualified leads (MQL) - BANT leads - Owned and operated Intent Data - Live Install Base services

[Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list_llm&secure%5Bcategory_id%5D=497&secure%5Bchosen_at%5D=2026-08-18T12%3A22%3A30Z&secure%5Bdisplayable_resource_id%5D=497&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=497&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=1465052&secure%5Bresource_id%5D=497&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Flead-intelligence&secure%5Btoken%5D=3bef33b0eeafecef270871e7e097bc932ba4150c7dfe008b35b419d445e9763b&secure%5Burl%5D=https%3A%2F%2Facquisition-inc.com&secure%5Burl_type%5D=company_website)

### [GTM Workspace - Powered by ZoomInfo](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews)

ZoomInfo Sales is a software designed to empower sales teams by transforming B2B contact and account data into actionable prospecting insights within a unified platform. The software provides access to over 70 million direct dial phone numbers, 174 million verified email addresses, and 500 million professional profiles by leveraging a continuously verified database and AI-driven analysis of over one billion buying signals per month. It automates account research, follow-up task generation, and outreach drafting and reduces the time sellers spend on manual prospecting by an estimated 10 hours per week. ZoomInfo Sales addresses the challenge of fragmented sales workflows by consolidating prospecting, buyer intent tracking, and CRM-synced alerts into a single platform. The software supports sales development representatives, account executives, and revenue operations teams through integrations with leading CRM systems and a suite of AI agents that recommend next best actions across the sales cycle.

**Average Rating:** 4.5/5.0

**Total Reviews:** 8,875

#### How Do G2 Users Rate GTM Workspace - Powered by ZoomInfo?

- **Has the product been a good partner in doing business?:** 8.6/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.5/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.6/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.5/10 (Category avg: 8.6/10)

#### Who Is the Company Behind GTM Workspace - Powered by ZoomInfo?

- **Seller:** [ZoomInfo](https://www.g2.com/sellers/zoominfo-26a9872a-d61e-4832-ab53-5e972b230706)
- **Company Website:** www.zoominfo.com
- **Year Founded:** 2000
- **HQ Location:** Vancouver, WA
- **Twitter:** @ZoomInfo  
23,515 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=bd618c71d6b4b0acc542c8b46079b4c9423a65a072ce8f8590d4f3ed35e8aebb&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fzoominfo%2F&secure%5Burl_type%5D=linkedin_company_website)  
4,221 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Sales Development Representative
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 48% Medium, 26% Large

#### What Do G2 Reviewers Say About GTM Workspace - Powered by ZoomInfo?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **comprehensive contact information** that GTM Workspace provides, aiding effective outreach to potential buyers.
- Users find the **ease of use** in GTM Workspace invaluable for streamlining their sales processes and insights.
- Users value the **data accuracy** of GTM Workspace, enhancing their competitive edge in prospecting and research.
- Users find the **bulk data download feature** invaluable for targeted lead generation, simplifying outreach in the finance sector.
- Users value the **targeted lead generation** capabilities of GTM Workspace, significantly boosting their sales and prospecting efficiency.

##### Cons

- Users often face challenges with **inaccurate data** , including unassigned contact numbers and outdated job information.
- Users often face **outdated data** in GTM Workspace, leading to inaccuracies in contact details and location information.
- Users often struggle with **outdated contacts** , leading them to seek alternative information sources for accuracy.
- Users experience **data inaccuracy** , with incorrect contact locations and unassigned numbers complicating their outreach efforts.
- Users often face **outdated information** , including incorrect emails and job titles, affecting their reliability and effectiveness.

#### What Are Recent G2 Reviews of GTM Workspace - Powered by ZoomInfo?

**["Essential workspace for modern Account Executives"](https://www.g2.com/survey_responses/gtm-workspace-powered-by-zoominfo-review-13263270)**

**Rating:** 5.0/5.0 stars

_— Niraimozhi C._

[Read full review](https://www.g2.com/survey_responses/gtm-workspace-powered-by-zoominfo-review-13263270)

**["Efficient Sales Intelligence Solution - A Review of ZoomInfo SalesOS"](https://www.g2.com/survey_responses/gtm-workspace-powered-by-zoominfo-review-8748490)**

**Rating:** 5.0/5.0 stars

_— Aishwarya K._

[Read full review](https://www.g2.com/survey_responses/gtm-workspace-powered-by-zoominfo-review-8748490)

#### What Are G2 Users Discussing About GTM Workspace - Powered by ZoomInfo?

- [How does ZoomInfo SalesOS empower sales teams to achieve better results through data-driven insights?](https://www.g2.com/discussions/how-does-zoominfo-salesos-empower-sales-teams-to-achieve-better-results-through-data-driven-insights) - 3 comments, 1 upvote
- [What is ZoomInfo SalesOS used for?](https://www.g2.com/discussions/what-is-zoominfo-salesos-used-for) - 3 comments, 1 upvote
- [Is ZoomInfo legal?](https://www.g2.com/discussions/is-zoominfo-legal) - 6 comments, 1 upvote
- [Who are ZoomInfo's top 3 competitors?](https://www.g2.com/discussions/who-are-zoominfo-s-top-3-competitors) - 4 comments, 2 upvotes
- [How does ZoomInfo get my details?](https://www.g2.com/discussions/how-does-zoominfo-get-my-details) - 2 comments, 1 upvote

### [Apollo.io](https://www.g2.com/products/apollo-io/reviews)

Apollo.io is a software designed to help revenue teams find, engage, and manage B2B buyers across the entire sales cycle within a single AI-powered go-to-market platform. The software provides firmographic, technographic, and buyer signal data alongside multi-channel sales engagement sequencing by leveraging an extensive B2B database and intelligent AI agents that assist with account research, lead scoring, and message generation. It automates outbound and inbound prospecting workflows and reduces the number of disconnected tools required to manage pipeline by consolidating data, engagement, and deal tracking in one place. Apollo.io addresses the challenge of fragmented go-to-market execution by combining contact enrichment, CRM-synced records, and agentic AI recommendations so sellers can prioritize and personalize outreach at scale. The software supports sales development representatives, account executives, revenue operations, and marketing teams through integrations with Salesforce and other CRM platforms, making it accessible to B2B organizations of all sizes.

**Average Rating:** 4.7/5.0

**Total Reviews:** 9,422

#### How Do G2 Users Rate Apollo.io?

- **Has the product been a good partner in doing business?:** 9.1/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.8/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.9/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.8/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Apollo.io?

- **Seller:** [Apollo.io](https://www.g2.com/sellers/apollo-io)
- **Company Website:** www.apollo.io
- **Year Founded:** 2015
- **HQ Location:** San Francisco, CA
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=cd66144fa663d2dd3c2508a803817bd944c2b55318e4c7961b7f099adc28bac4&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fapollo-io%2F&secure%5Burl_type%5D=linkedin_company_website)  
1 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Business Development Manager
- **Top Industries:** Information Technology and Services, Computer Software
- **Company Size:** 67% Small, 29% Medium

#### What Do G2 Reviewers Say About Apollo.io?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **ease of use** of Apollo.io, enhancing their lead generation and CRM integration seamlessly.
- Users value the **user-friendly interface and automation features** of Apollo.io, enhancing their lead generation efficiency.
- Users value the **robust search and filtering capabilities** of Apollo.io, enhancing their outreach and campaign management efficiency.
- Users appreciate the **streamlined prospecting and outreach** capabilities of Apollo.io, enhancing efficiency and targeting in lead generation.
- Users appreciate the **time-saving features** of Apollo.io, streamlining their outreach and enhancing sales efficiency.

##### Cons

- Users find **missing features** frustrating, particularly in layout customization, email templates, and integration options.
- Users indicate that **inaccurate data** in Apollo.io can lead to frustrations with lead information and missing emails.
- Users find the **steep learning curve** of Apollo.io challenging, hindering effective navigation and utilization of its features.
- Users experience **data inaccuracy** with Apollo.io, leading to unreliable contact information that requires verification.
- Users note **limited features** and variable accuracy, necessitating manual checks and selective outreach, which can overwhelm new users.

#### What Are Recent G2 Reviews of Apollo.io?

**["All-in-One Prospecting and Outreach That Saves Serious Time"](https://www.g2.com/survey_responses/apollo-io-review-13265102)**

**Rating:** 4.0/5.0 stars

_— Meghana R._

[Read full review](https://www.g2.com/survey_responses/apollo-io-review-13265102)

**["Apollo.io Streamlines Prospecting, Contact Intelligence, and Outreach in One Platform"](https://www.g2.com/survey_responses/apollo-io-review-13278193)**

**Rating:** 4.5/5.0 stars

_— Sunny J._

[Read full review](https://www.g2.com/survey_responses/apollo-io-review-13278193)

#### What Are G2 Users Discussing About Apollo.io?

- [What unique capabilities does Apollo.io offer for streamlining sales and marketing workflows?](https://www.g2.com/discussions/what-unique-capabilities-does-apollo-io-offer-for-streamlining-sales-and-marketing-workflows) - 3 comments, 2 upvotes
- [What is Apollo.io used for?](https://www.g2.com/discussions/apollo-io-what-is-apollo-io-used-for) - 6 comments, 3 upvotes
- [How do I remove my information from Apollo io?](https://www.g2.com/discussions/how-do-i-remove-my-information-from-apollo-io) - 4 comments, 1 upvote
- [Is Apollo IO free?](https://www.g2.com/discussions/is-apollo-io-free) - 11 comments, 6 upvotes
- [What is Apollo io?](https://www.g2.com/discussions/what-is-apollo-io) - 3 comments, 1 upvote

### [Seamless (formally Seamless.AI)](https://www.g2.com/products/seamless-formally-seamless-ai/reviews)

Seamless (formally Seamless.AI) is a software designed to provide real-time B2B contact data including verified emails, cell phone numbers, and sales insights to help teams find and close deals. The software provides access to over 1.7 billion contacts and 150 million company profiles, including buyer intent and job change signals, by leveraging AI to ensure data accuracy across its database. It automates the list-building process and reduces the manual effort required to research and compile prospect information at scale. Seamless (formally Seamless.AI) addresses the challenge of maintaining current and accurate contact data by continuously researching and refreshing records using AI-powered verification. The software supports sales and marketing teams through integrations with CRM and sales engagement platforms including Salesforce, HubSpot, Salesloft, Outreach, and Pipedrive.

**Average Rating:** 4.4/5.0

**Total Reviews:** 5,352

#### How Do G2 Users Rate Seamless (formally Seamless.AI)?

- **Has the product been a good partner in doing business?:** 8.5/10 (Category avg: 9.3/10)
- **Lead Quality:** 7.9/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.0/10 (Category avg: 8.7/10)
- **Lead Analysis:** 7.8/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Seamless (formally Seamless.AI)?

- **Seller:** [Seamless](https://www.g2.com/sellers/seamless-803b0bbf-7ae7-470b-ba27-72e05602ad0d)
- **Company Website:** www.seamless.ai
- **Year Founded:** 2015
- **HQ Location:** Columbus, Ohio
- **Twitter:** @SeamlessAI  
25,330 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=7886df2ed926834e5eb248c77dcfa8e5c815d3ab1f0fe3132ced0dba45868834&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2FNo-Linkedin-Presence-Added-Intentionally-By-DataOps&secure%5Burl_type%5D=linkedin_company_website)  
13 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, CEO
- **Top Industries:** Information Technology and Services, Computer Software
- **Company Size:** 64% Small, 29% Medium

#### What Do G2 Reviewers Say About Seamless (formally Seamless.AI)?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **extensive contact information** provided by Seamless, enabling efficient prospecting and streamlined workflows.
- Users find Seamless's **ease of use** exceptional, with quick setup and seamless CRM integration enhancing their experience.
- Users appreciate the **accuracy and speed** of Seamless, enhancing lead generation and outreach efforts significantly.
- Users value the **accuracy and speed** of Seamless AI, which enhances lead generation and improves outreach efforts significantly.
- Users value the **accuracy and speed** of Seamless.AI for generating high-quality, verified leads effortlessly.

##### Cons

- Users face issues with **inaccurate data** on Seamless, particularly with phone numbers and mixed search results.
- Users often face **outdated contacts** in Seamless, requiring extra filtering to find reliable information.
- Users experience **outdated information** with Seamless, leading to inaccuracies in contact details and prospect data.
- Users experience **data inaccuracy** with Seamless, as search results are often inconsistent and less reliable.
- Users find Seamless to be **expensive** and wish for a more affordable, personalized package for smaller businesses.

#### What Are Recent G2 Reviews of Seamless (formally Seamless.AI)?

**["High-Quality Verified Data, Easy Interface, and Great Value with Seamless.ai"](https://www.g2.com/survey_responses/seamless-formally-seamless-ai-review-13079465)**

**Rating:** 5.0/5.0 stars

_— Gemma Serenity G._

[Read full review](https://www.g2.com/survey_responses/seamless-formally-seamless-ai-review-13079465)

**["Use seamless.ai for lead Generation "](https://www.g2.com/survey_responses/seamless-review-10011949)**

**Rating:** 5.0/5.0 stars

_— Kartik M._

[Read full review](https://www.g2.com/survey_responses/seamless-review-10011949)

#### What Are G2 Users Discussing About Seamless (formally Seamless.AI)?

- [What is Seamless.ai used for?](https://www.g2.com/discussions/what-is-seamless-ai-used-for) - 4 comments, 2 upvotes
- [What is seamless software?](https://www.g2.com/discussions/seamless-ai-what-is-seamless-software) - 1 comment
- [Is seamless Ai legal?](https://www.g2.com/discussions/is-seamless-ai-legal) - 4 comments
- [How much is seamless AI?](https://www.g2.com/discussions/how-much-is-seamless-ai) - 1 comment
- [What does seamless AI do?](https://www.g2.com/discussions/what-does-seamless-ai-do) - 4 comments

### [Cognism](https://www.g2.com/products/cognism/reviews)

Cognism is a software designed to provide European and global B2B contact data and sales intelligence to help revenue teams discover and engage qualified decision-makers faster. The software provides verified phone numbers, email addresses, and contextual buying signals by leveraging a compliance-focused database with particular strength in EMEA and GDPR-regulated markets. It automates the prospecting research process and reduces the guesswork involved in identifying and reaching the right contacts at target accounts. Cognism addresses the challenge of unreliable or non-compliant B2B data by maintaining a verified, GDPR-compliant contact database that revenue teams can trust for outbound outreach. The software supports sales development representatives and account executives through integrations with CRM platforms including Salesforce and HubSpot, serving businesses of all sizes.

**Average Rating:** 4.5/5.0

**Total Reviews:** 1,338

#### How Do G2 Users Rate Cognism?

- **Has the product been a good partner in doing business?:** 9.3/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.2/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.3/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.0/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Cognism?

- **Seller:** [Cognism](https://www.g2.com/sellers/cognism)
- **Company Website:** www.cognism.com
- **Year Founded:** 2015
- **HQ Location:** London, England
- **Twitter:** @Cognism  
2,331 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=53af528ccf487f8aac75891e4e90cc65073cd8b10b1b31e1ac223acce7c66f05&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F10533439%2F&secure%5Burl_type%5D=linkedin_company_website)  
451 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Sales Development Representative
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 50% Medium, 25% Small

#### What Do G2 Reviewers Say About Cognism?

_AI-generated summary from verified user reviews_

##### Pros

- Users find Cognism **easy to use** , facilitating quick access to accurate data and simplifying the fact-checking process.
- Users appreciate the **accuracy of contact information** from Cognism, enhancing their prospecting and outreach success.
- Users praise Cognism for its **highly accurate and verified contact data** , enhancing outreach success and productivity.
- Users appreciate the **highly accurate and verified contact data** from Cognism, boosting outreach success significantly.
- Users value the **high accuracy** of Cognism, enhancing their outreach success and boosting workflow efficiency.

##### Cons

- Users report **inaccurate data** causing complications with company names, emails, and contact details, hindering outreach efforts.
- Users report **incorrect numbers** from Cognism, affecting their outreach and necessitating improved tracking features for errors.
- Users experience issues with **outdated contacts** , leading to difficulties in accessing current and accurate information.
- Users experience **incorrect information** with Cognism, particularly regarding company data and mobile numbers, hindering efficiency.
- Users experience **missing information** with Cognism, particularly with updates on company names and unavailable contact details.

#### What Are Recent G2 Reviews of Cognism?

**["Game-Changing Chrome Extension for UK & Europe Prospecting"](https://www.g2.com/survey_responses/cognism-review-13159382)**

**Rating:** 4.5/5.0 stars

_— Maxime S._

[Read full review](https://www.g2.com/survey_responses/cognism-review-13159382)

**["Cognism Supercharges Prospecting with Accurate Data and Huge Time Savings"](https://www.g2.com/survey_responses/cognism-review-13191418)**

**Rating:** 5.0/5.0 stars

_— Dinesh K._

[Read full review](https://www.g2.com/survey_responses/cognism-review-13191418)

#### What Are G2 Users Discussing About Cognism?

- [What is Cognism used for?](https://www.g2.com/discussions/what-is-cognism-used-for)

## FAQs About Lead Intelligence Software

Generated using AI

Last updated: April 27, 2026

### What is the best software to track leads for a new online service?

According to verified users, these products are frequently praised for lead capture and follow-up workflows.

- [Apollo.io](https://www.g2.com/products/apollo-io/reviews) -- reviewers often use it to find contacts, build prospect lists, and run outreach sequences from one place for faster prospecting.
- [ZoomInfo Sales](https://www.g2.com/products/zoominfo-sales/reviews) -- users commonly highlight its company and contact data, intent signals, and list-building features for targeting decision-makers efficiently.
- [Cognism](https://www.g2.com/products/cognism/reviews) -- reviewers mention using it to find verified contacts, enrich records, and support outbound prospecting with CRM-connected workflows.
- [Amplemarket](https://www.g2.com/products/amplemarket/reviews) -- users describe it as useful for combining lead sourcing, sequencing, and multichannel outreach into one workflow.
- [Waalaxy](https://www.g2.com/products/waalaxy/reviews) -- reviewers often use it to automate LinkedIn outreach, follow-ups, and campaign management for scalable lead generation.

### Which affordable lead generation apps are best for marketing agencies?

According to verified users, these products stand out for accessible prospecting and outreach workflows.

- [RocketReach](https://www.g2.com/products/rocketreach/reviews) -- reviewers often value it for quickly finding business emails and phone numbers for outreach and list building.
- [Wiza](https://www.g2.com/products/wiza/reviews) -- users describe it as an easy way to pull prospect data from LinkedIn and export leads into sales workflows.
- [Lusha](https://www.g2.com/products/lusha/reviews) -- reviewers frequently mention easy contact discovery, browser-based prospecting, and CRM-friendly workflows for sales teams.
- [UpLead](https://www.g2.com/products/uplead/reviews) -- users highlight verified email access and targeted list building for B2B outreach without heavy setup.
- [Clearout.io](https://www.g2.com/products/clearout-io/reviews) -- reviewers point to email validation and lead discovery features that help reduce bounce risk while building outreach lists.

### What is the best lead tracking software with CRM integration?

According to verified users, these products are commonly mentioned for CRM-connected lead workflows.

- [Apollo.io](https://www.g2.com/products/apollo-io/reviews) -- reviewers often mention smooth CRM connections, prospect data, and outreach features that help keep lead activity organized.
- [ZoomInfo Sales](https://www.g2.com/products/zoominfo-sales/reviews) -- users highlight CRM integrations and account research tools that support prospecting, enrichment, and follow-up.
- [LeadCRM](https://www.g2.com/products/leadcrm-io-leadcrm/reviews) -- reviewers frequently describe syncing LinkedIn contacts into CRM systems and reducing manual lead entry.
- [Surfe](https://www.g2.com/products/surfe/reviews) -- users mention connecting LinkedIn activity with CRM records to speed up lead capture and keep data updated.

### What is lead intelligence software?

Lead intelligence software helps teams identify, qualify, and act on potential buyers using prospect and company information gathered during research and outreach. In recent G2 reviews for this category, users most often describe these tools as helping them find business emails, phone numbers, company details, job titles, and signals that make prospecting more targeted. Reviewers also commonly mention workflow benefits such as list building, CRM syncing, data enrichment, website or intent insight, and automation that reduces manual research. In practice, the category is used to help sales and marketing teams spend less time hunting for contacts and more time prioritizing relevant accounts, reaching decision-makers, and managing follow-up more efficiently.

### How do buyers use lead intelligence tools to improve outreach efficiency?

Based on G2 reviews, buyers use lead intelligence tools to reduce manual prospecting work and make outreach more targeted. Reviewers repeatedly mention finding verified emails and phone numbers faster, filtering prospects by role, industry, region, or company size, and pushing records into CRM or sequence tools without rekeying data. Many also highlight LinkedIn extensions and enrichment workflows that help them capture contacts while researching accounts. Across recent reviews, the recurring value is speed: users describe spending less time searching for contact information, avoiding duplicate or incomplete records, and focusing more on conversations, follow-up, and pipeline generation instead of administrative lead research.

### [RocketReach](https://www.g2.com/products/rocketreach/reviews)

RocketReach is a software designed to help sales, marketing, and recruiting teams find accurate contact information and build targeted prospect lists through one of the world's largest lead intelligence databases. The software provides continuously verified email addresses, phone numbers, and company data by leveraging automated data quality processes and a broad professional contact database spanning industries including healthcare, technology, and financial services. It automates the workflow of discovering and engaging prospects and reduces the time required to manually source contact details by enabling one-click lookups and the Autopilot automated workflow feature. RocketReach addresses the challenge of reaching the right decision-makers by combining intent data, precise filtering, and accurate contact enrichment so teams can personalize outreach and improve response rates. The software supports sales prospecting, marketing list building, and talent acquisition through integrations with LinkedIn and other platforms, serving small businesses and mid-market organizations.

**Average Rating:** 4.4/5.0

**Total Reviews:** 1,361

#### How Do G2 Users Rate RocketReach?

- **Has the product been a good partner in doing business?:** 8.6/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.0/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.1/10 (Category avg: 8.7/10)
- **Lead Analysis:** 7.8/10 (Category avg: 8.6/10)

#### Who Is the Company Behind RocketReach?

- **Seller:** [RocketReach](https://www.g2.com/sellers/rocketreach)
- **Company Website:** rocketreach.co
- **Year Founded:** 2016
- **HQ Location:** Brooklyn, NY
- **Twitter:** @RocketReachCo  
3,422 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=fd2867a6d479dd3dacab284bb9879ce509a22cbca31ca90ca809d1a55bf992e2&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F18097967%2F&secure%5Burl_type%5D=linkedin_company_website)  
95 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, Business Development Manager
- **Top Industries:** Marketing and Advertising, Financial Services
- **Company Size:** 66% Small, 23% Medium

#### What Do G2 Reviewers Say About RocketReach?

_AI-generated summary from verified user reviews_

##### Pros

- Users praise RocketReach for its **accurate and direct contact information** , making outreach to job opportunities effortless.
- Users highlight the **ease of use** of RocketReach, appreciating its user-friendly interface and quick setup.
- Users appreciate the **high accuracy** of RocketReach, finding it reliable for obtaining precise contact information.
- Users value the **accurate and direct information** RocketReach provides, which enhances their ability to connect with opportunities.
- Users appreciate the **high accuracy** of RocketReach, noting fewer bounced messages and reliable, up-to-date contact details.

##### Cons

- Users experience issues with **inaccurate data** on RocketReach, leading to confusion with outdated contact information.
- Users are frustrated with the **outdated contacts** in RocketReach, leading to confusion and inefficiency in data verification.
- Users find that the **outdated data** in RocketReach complicates identifying active contacts and their correct information.
- Users often find the **outdated information** in RocketReach leads to emails sent to the wrong contacts.
- Users are frustrated by the **missing information** in RocketReach, particularly with limited contact details and outdated data.

#### What Are Recent G2 Reviews of RocketReach?

**["A useful tool for finding the right contacts behind construction projects"](https://www.g2.com/survey_responses/rocketreach-review-13181171)**

**Rating:** 5.0/5.0 stars

_— Roofingreen E._

[Read full review](https://www.g2.com/survey_responses/rocketreach-review-13181171)

**["More Efficient Prospecting, More Opportunities"](https://www.g2.com/survey_responses/rocketreach-review-12627793)**

**Rating:** 5.0/5.0 stars

_— Candice G._

[Read full review](https://www.g2.com/survey_responses/rocketreach-review-12627793)

#### What Are G2 Users Discussing About RocketReach?

- [What is RocketReach used for?](https://www.g2.com/discussions/rocketreach-what-is-rocketreach-used-for)
- [How do I remove my information from RocketReach?](https://www.g2.com/discussions/how-do-i-remove-my-information-from-rocketreach)
- [How much does RocketReach cost?](https://www.g2.com/discussions/how-much-does-rocketreach-cost) - 4 comments, 1 upvote
- [Is RocketReach good?](https://www.g2.com/discussions/is-rocketreach-good) - 4 comments
- [What is RocketReach used for?](https://www.g2.com/discussions/what-is-rocketreach-used-for) - 2 comments

### [Nooks](https://www.g2.com/products/nooks/reviews)

Nooks is a software designed to help outbound sales teams generate pipeline more efficiently by pairing human judgment with AI execution in a unified agent workspace. The software provides account signals, historical context, and next-best action recommendations alongside multi-channel AI sequencing by leveraging intelligent automation that keeps outreach relevant as teams scale. It automates repetitive research and sequencing tasks and reduces context switching by consolidating prospecting signals, parallel dialing, and outreach management into a single platform. Nooks addresses the inefficiency of legacy outbound tools by enabling sales development representatives to cut research time by up to 90% and more than double email-sourced pipeline. The software supports SDR and sales teams at organizations including HubSpot, Deel, and Rippling through a consolidated platform that replaces multiple vendors with one integrated outbound workflow.

**Average Rating:** 4.8/5.0

**Total Reviews:** 1,667

#### How Do G2 Users Rate Nooks?

- **Has the product been a good partner in doing business?:** 9.6/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.2/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.6/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.7/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Nooks?

- **Seller:** [Nooks](https://www.g2.com/sellers/nooks)
- **Company Website:** www.nooks.ai
- **HQ Location:** San Francisco, California
- **Twitter:** @JoinNooks  
390 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=d0985ff2b8e1083fcf100fe495e371b10ac44dcc8c0a734662629503f74b014e&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fnooksapp&secure%5Burl_type%5D=linkedin_company_website)  
390 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** SDR, Business Development Representative
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 50% Medium, 25% Small

#### What Do G2 Reviewers Say About Nooks?

_AI-generated summary from verified user reviews_

##### Pros

- Users find that Nooks offers a **significant time-saving** advantage, enhancing efficiency and streamlining workflows.
- Users highlight the **ease of use** of Nooks, praising its beginner-friendly interface and effortless navigation.
- Users value the **efficiency of Nooks** , enhancing call volume and productivity while fostering teamwork among remote sales teams.
- Users value the **efficient parallel dialing and seamless collaboration** features of Nooks, significantly enhancing productivity and communication.
- Users highlight the **efficient lead generation** capabilities of Nooks, enabling numerous successful calls in less time.

##### Cons

- Users face **call issues** with Nooks, including glitches and difficulties managing the call preparation process.
- Users report **dialer issues** in Nooks, such as incomplete info transfer and call connectivity problems.
- Users note the **missing features** in Nooks, such as limited sorting options and inadequate filtering capabilities.
- Users find the **dialer limitations** frustrating, as wrong numbers often go undetected, affecting connect rates.
- Users experience **connection issues** with Nooks, often resulting in delays when reaching prospects during calls.

#### What Are Recent G2 Reviews of Nooks?

**["Nooks Supercharged My Outbound Prospecting With a Fast, Intuitive Dialer"](https://www.g2.com/survey_responses/nooks-review-13172157)**

**Rating:** 5.0/5.0 stars

_— Deep K._

[Read full review](https://www.g2.com/survey_responses/nooks-review-13172157)

**["Significant Boost in Connect Rates with Seamless CRM"](https://www.g2.com/survey_responses/nooks-review-13124572)**

**Rating:** 5.0/5.0 stars

_— Laura N._

[Read full review](https://www.g2.com/survey_responses/nooks-review-13124572)

### [Waalaxy](https://www.g2.com/products/waalaxy/reviews)

Waalaxy is a software designed to help professionals and organizations identify, contact, and manage relationships with prospects and candidates through LinkedIn and email outreach. The software provides multichannel sequence building that combines LinkedIn connection requests, messages, and email follow-ups by leveraging direct integration with the LinkedIn interface and data enrichment to discover verified professional emails. It automates repetitive outreach tasks and reduces manual effort by enabling users to run structured campaigns across a larger number of contacts without requiring technical expertise. Waalaxy addresses the challenge of organizing and scaling LinkedIn-based prospecting by offering shared lead lists, user permissions, and activity tracking that prevent duplicate outreach and maintain campaign consistency across teams. The software supports founders, sales representatives, and recruiters through integrations with CRM platforms including HubSpot and Pipedrive, as well as automation tools such as Zapier and Make, serving more than 150,000 professionals worldwide.

**Average Rating:** 4.5/5.0

**Total Reviews:** 1,501

#### How Do G2 Users Rate Waalaxy?

- **Has the product been a good partner in doing business?:** 8.6/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.5/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.4/10 (Category avg: 8.7/10)
- **Lead Analysis:** 7.9/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Waalaxy?

- **Seller:** [Waalaxy](https://www.g2.com/sellers/waalaxy)
- **Company Website:** www.waalaxy.com
- **Year Founded:** 2019
- **HQ Location:** Montpellier, Herault
- **Twitter:** @waalaxy  
116 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=435010a5c94a1f15af187b4fb56024cce4c1dd19e2e9654cb66feb896edacfc7&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fwaalaxyen%2F&secure%5Burl_type%5D=linkedin_company_website)  
40 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, CEO
- **Top Industries:** Marketing and Advertising, Information Technology and Services
- **Company Size:** 78% Small, 8% Medium

#### What Do G2 Reviewers Say About Waalaxy?

_AI-generated summary from verified user reviews_

##### Pros

- Users find Waalaxy incredibly **easy to use** , streamlining LinkedIn prospecting and saving valuable time with automation.
- Users appreciate the **easy setup** of Waalaxy, praising its user-friendly interface and intuitive dashboard.
- Users value Waalaxy for its **effortless automation** in managing outreach and simplifying multichannel prospecting tasks.
- Users value the **ease of setting up campaigns** with Waalaxy, enhancing their LinkedIn prospecting effectiveness.
- Users appreciate the **time-saving automation** of Waalaxy, enabling efficient outreach and easier network expansion.

##### Cons

- Users feel the **pricing of Waalaxy is expensive** , especially compared to similar tools with comparable features.
- Users report that Waalaxy's **campaign management can be buggy** , causing confusion and requiring excessive adjustments mid-campaign.
- Users find **missing features** in Waalaxy, struggling with limitations in the free plan and insufficient campaign customization.
- Users face a **learning curve and limitations** with LinkedIn integration in Waalaxy, impacting automation and personalization.
- Users find **plan limitations** in Waalaxy restrictive, making it challenging to manage outreach and achieve desired results.

#### What Are Recent G2 Reviews of Waalaxy?

**["Programming of campaigns with tracking of progress and effectiveness"](https://www.g2.com/survey_responses/waalaxy-review-12792572)**

**Rating:** 5.0/5.0 stars

_— Francisco Javier D._

[Read full review](https://www.g2.com/survey_responses/waalaxy-review-12792572)

**["Chrome Extension + Multichannel Sequences That Launch Campaigns in Minutes"](https://www.g2.com/survey_responses/waalaxy-review-13265663)**

**Rating:** 4.5/5.0 stars

_— Damien R._

[Read full review](https://www.g2.com/survey_responses/waalaxy-review-13265663)

#### What Are G2 Users Discussing About Waalaxy?

- [What is waalaxy used for?](https://www.g2.com/discussions/what-is-waalaxy-used-for) - 1 comment, 1 upvote
- [What is ProspectIn used for?](https://www.g2.com/discussions/what-is-prospectin-used-for)

### [GTM Studio - Powered by ZoomInfo](https://www.g2.com/products/gtm-studio-powered-by-zoominfo/reviews)

ZoomInfo Operations is a software designed to help sales and marketing operations teams optimize their go-to-market strategies by automating the cleaning, enriching, and routing of sales and marketing data. The software provides automated deduplication, field standardization, record completion, and intelligent lead routing by leveraging a no-code data management engine integrated with ZoomInfo and over 60 third-party data sources. It automates data hygiene workflows and reduces the manual effort required to maintain accurate CRM and marketing automation records at scale. ZoomInfo Operations addresses the challenge of fragmented and outdated go-to-market data by establishing a unified, enriched data foundation that ensures every lead, account, and opportunity reaches the right sales representative at the right time. The software supports Salesforce administrators and marketing operations managers through seamless integrations with CRM and marketing automation platforms, enabling more precise targeting, faster response times, and improved revenue outcomes.

**Average Rating:** 4.5/5.0

**Total Reviews:** 3,395

#### How Do G2 Users Rate GTM Studio - Powered by ZoomInfo?

- **Has the product been a good partner in doing business?:** 9.0/10 (Category avg: 9.3/10)
- **Lead Quality:** 9.0/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.6/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.9/10 (Category avg: 8.6/10)

#### Who Is the Company Behind GTM Studio - Powered by ZoomInfo?

- **Seller:** [ZoomInfo](https://www.g2.com/sellers/zoominfo-26a9872a-d61e-4832-ab53-5e972b230706)
- **Company Website:** www.zoominfo.com
- **Year Founded:** 2000
- **HQ Location:** Vancouver, WA
- **Twitter:** @ZoomInfo  
23,515 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=bd618c71d6b4b0acc542c8b46079b4c9423a65a072ce8f8590d4f3ed35e8aebb&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fzoominfo%2F&secure%5Burl_type%5D=linkedin_company_website)  
4,221 employees on LinkedIn®

#### Who Uses This Product?

- **Top Industries:** Information Technology and Services, Computer Software
- **Company Size:** 63% Medium, 24% Large

#### What Do G2 Reviewers Say About GTM Studio - Powered by ZoomInfo?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **reliable B2B contact data** of GTM Studio, enhancing targeted prospect lists and campaign efficiency.
- Users value the **accuracy of data and intent signals** in GTM Studio, enhancing their lead generation and targeting efforts.
- Users find GTM Studio's **ease of use** exceptional, streamlining lead enrichment with straightforward features and intuitive navigation.
- Users value the **reliable and accurate B2B contact data** from GTM Studio, enhancing campaign effectiveness and targeting precision.
- Users value the **high-quality data** from GTM Studio - Powered by ZoomInfo for efficient, targeted outreach campaigns.

##### Cons

- Users find the **pricing high** , making it less accessible for smaller teams with limited budgets.
- Users find that **data inaccuracy** affects reliability, with outdated information and missing data for niche roles.
- Users note that the **pricing is high** for small teams, making it less accessible for budget-conscious businesses.
- Users find the **learning curve steep** , feeling overwhelmed initially due to the platform's complexity and range of features.
- Users find the platform's **complexity** overwhelming initially, requiring training and processes for effective use.

#### What Are Recent G2 Reviews of GTM Studio - Powered by ZoomInfo?

**["Amazing Platform That Helps Marketers Bridge the Gap with your Audience"](https://www.g2.com/survey_responses/gtm-studio-powered-by-zoominfo-review-9742370)**

**Rating:** 5.0/5.0 stars

_— Verified User in Hospital & Health Care_

[Read full review](https://www.g2.com/survey_responses/gtm-studio-powered-by-zoominfo-review-9742370)

**["Account Exectuive"](https://www.g2.com/survey_responses/gtm-studio-powered-by-zoominfo-review-9414756)**

**Rating:** 5.0/5.0 stars

_— Alex P._

[Read full review](https://www.g2.com/survey_responses/gtm-studio-powered-by-zoominfo-review-9414756)

#### What Are G2 Users Discussing About GTM Studio - Powered by ZoomInfo?

- [What impact has Chorus by ZoomInfo had on the enhancement of sales conversations and customer insights?](https://www.g2.com/discussions/what-impact-has-chorus-by-zoominfo-had-on-the-enhancement-of-sales-conversations-and-customer-insights)
- [What is Chorus.ai used for?](https://www.g2.com/discussions/what-is-chorus-ai-used-for)
- [What is ZoomInfo MarketingOS used for?](https://www.g2.com/discussions/what-is-zoominfo-marketingos-used-for)
- [What are ZoomInfo scoops?](https://www.g2.com/discussions/what-are-zoominfo-scoops)
- [What information does ZoomInfo provide?](https://www.g2.com/discussions/what-information-does-zoominfo-provide)

### [Prospeo.io](https://www.g2.com/products/prospeo-io/reviews)

Prospeo is a B2B sales intelligence and data enrichment platform that helps revenue teams find verified contacts, build targeted prospect lists, and push clean data directly into their sales workflows. Unlike legacy providers that charge six-figure contracts for stale data, Prospeo delivers enterprise-grade accuracy at a fraction of the cost — with every email and mobile number verified before delivery. Prospeo serves sales development representatives, account executives, outbound agencies, founders, and revenue operations teams at B2B organizations of all sizes. Teams use Prospeo to build high-quality lead lists, enrich CRM and CSV records in bulk, and eliminate the manual data cleanup that slows down outbound execution. Key capabilities include: Data and targeting: Access to 300M+ verified profiles, 143M verified emails, and 125M+ verified mobile numbers, filtered through 30+ advanced search dimensions including buyer intent, technographics, headcount growth by department, job change tracking, funding stage, and revenue range. Enrichment and data quality: Bulk enrichment of CRM records and CSVs with 50+ verified data points per contact. Prospeo's proprietary 5-step verification process delivers 98% data accuracy, and credits are only charged for verified results — no spend wasted on stale or not-found contacts. Prospecting and list building: Tools to search, filter, and export targeted prospect lists in seconds. A Chrome extension captures verified contact data directly from LinkedIn, company websites, GitHub, and Twitter without leaving the browser. Integrations and API: Native HubSpot and Salesforce integrations, plus connections to Clay, Zapier, and Instantly. A developer-friendly Search and Enrich API delivers clean JSON responses with millisecond latency and 99.99% uptime, making it easy to embed Prospeo into any existing sales stack. Data freshness: The entire database is refreshed on a weekly 7-day cycle — compared to the monthly or quarterly refreshes typical of legacy platforms — ensuring fewer bounced emails, fewer disconnected numbers, and less time spent on outdated records. By combining verified data, real-time enrichment, and direct CRM integration in one platform, Prospeo is designed to eliminate the gap between list building and outbound execution. This helps teams improve deliverability, increase connect rates, and spend more time selling instead of fixing data.

**Average Rating:** 4.6/5.0

**Total Reviews:** 555

#### How Do G2 Users Rate Prospeo.io?

- **Has the product been a good partner in doing business?:** 9.1/10 (Category avg: 9.3/10)
- **Lead Quality:** 9.2/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 9.4/10 (Category avg: 8.7/10)
- **Lead Analysis:** 9.1/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Prospeo.io?

- **Seller:** [Prospeo](https://www.g2.com/sellers/prospeo)
- **Company Website:** www.prospeo.io
- **Year Founded:** 2019
- **HQ Location:** Toronto, CA
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=6f7c402b5b14977926c4a4e5e6f033d7d56ec87a41c0646936b8b39e73e66acf&secure%5Burl%5D=http%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fprospeo-radom&secure%5Burl_type%5D=linkedin_company_website)  
31 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, Business Development Executive
- **Top Industries:** Marketing and Advertising, Computer Software
- **Company Size:** 84% Small, 13% Medium

#### What Do G2 Reviewers Say About Prospeo.io?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **high data accuracy** of Prospeo.io, leading to improved outreach and exceptional response rates.
- Users highlight the **user-friendly tools** of Prospeo.io, making lead generation simple and effective for sales teams.
- Users praise the **fast and helpful customer support** of Prospeo.io, enhancing their overall experience with the tool.
- Users praise Prospeo.io for its **user-friendly lead generation** tools, enhancing sales efficiency and data quality significantly.
- Users commend the **high accuracy** of Prospeo.io in finding verified emails, greatly enhancing outreach success and response rates.

##### Cons

- Users find the service **expensive** , especially when dealing with numerous enrichments and limited support options.
- Users express frustration over **limited credits** that do not roll over, wasting resources and limiting lead generation effectiveness.
- Users experience **verification issues** with Prospeo.io, struggling to find emails and receiving inadequate support from the team.
- Users express concerns over **inaccuracy** , suggesting the product should work alongside multiple providers for better results.
- Users find the **lack of compatibility with LinkedIn Recruiter** limits Prospeo.io's effectiveness for their needs.

#### What Are Recent G2 Reviews of Prospeo.io?

**["Rich contact data and accurate docs, just wish credit balance was visible in the API"](https://www.g2.com/survey_responses/prospeo-io-review-13278257)**

**Rating:** 5.0/5.0 stars

_— Luca T._

[Read full review](https://www.g2.com/survey_responses/prospeo-io-review-13278257)

**["Streamlined, Accurate Lead Generation Tool"](https://www.g2.com/survey_responses/prospeo-io-review-13229522)**

**Rating:** 4.5/5.0 stars

_— Zelosify w._

[Read full review](https://www.g2.com/survey_responses/prospeo-io-review-13229522)

### [6sense Sales Intelligence](https://www.g2.com/products/6sense-sales/reviews)

6sense Sales Intelligence is a software designed to help B2B sales teams identify in-market accounts, understand buyer intent, and engage prospects with the right message at the right moment as part of the broader 6sense Revenue AI platform. The software provides enriched contact profiles including verified emails and phone numbers, predictive account scoring, and automated Sales Alerts by leveraging the proprietary 6AI engine that analyzes trillions of daily buyer signals across intent behavior, firmographics, technographics, and engagement patterns. It automates account prioritization and next-action recommendations and reduces time spent on unqualified outreach by surfacing only the accounts most ready to buy based on buying stage and likelihood to convert. 6sense Sales Intelligence addresses the inefficiency of traditional lead-based prospecting by embedding predictive intelligence directly into seller workflows through Sales Copilot, intelligent workflows, and AI-recommended actions. The software supports mid-market and enterprise revenue teams through integrations with leading CRMs, sales engagement platforms, and marketing automation tools, enabling account-centric go-to-market execution across channels.

**Average Rating:** 3.9/5.0

**Total Reviews:** 1,038

#### How Do G2 Users Rate 6sense Sales Intelligence?

- **Has the product been a good partner in doing business?:** 8.6/10 (Category avg: 9.3/10)
- **Lead Quality:** 6.8/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 6.9/10 (Category avg: 8.7/10)
- **Lead Analysis:** 7.2/10 (Category avg: 8.6/10)

#### Who Is the Company Behind 6sense Sales Intelligence?

- **Seller:** [6sense](https://www.g2.com/sellers/6sense)
- **Company Website:** www.6sense.com
- **Year Founded:** 2013
- **HQ Location:** San Francisco, CA
- **Twitter:** @6senseInc  
16,911 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=f878e074ce08af240ccf2d7686f8d0354b1eb43cda29c97a85bc1341f9d67152&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F3677944%2F&secure%5Burl_type%5D=linkedin_company_website)  
1,653 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Sales Development Representative
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 49% Medium, 37% Large

#### What Do G2 Reviewers Say About 6sense Sales Intelligence?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **effective lead generation** capabilities of 6sense, simplifying prospecting and enhancing sales efficiency.
- Users value the **accuracy of intent data** in 6sense, providing a competitive edge in business development efforts.
- Users value the **buyer intent insights** from 6sense, enhancing their ability to target and engage potential leads effectively.
- Users value the **efficient prospecting capabilities** of 6sense, greatly simplifying sales processes and boosting pipeline generation.
- Users admire the **ease of use** of 6sense Sales Intelligence, finding it intuitive and efficient for account prioritization.

##### Cons

- Users report encountering **inaccurate data** , leading to issues like bounced emails and unreliable contact information.
- Users find the **data quality unreliable** , often resorting to manual prospecting to supplement the information provided by 6sense.
- Users report significant **accuracy issues** with 6sense Sales Intelligence, finding many false positives and inaccurate contact information.
- Users find the **learning difficulty** challenging, particularly during implementation and navigating the UI.
- Users experience many **false positives in lead quality** from 6sense Sales Intelligence, leading to ineffective prospecting efforts.

#### What Are Recent G2 Reviews of 6sense Sales Intelligence?

**["Intuitive Interface, Reliable Data, and Specific Filters"](https://www.g2.com/survey_responses/6sense-sales-intelligence-review-13255253)**

**Rating:** 5.0/5.0 stars

_— Christian David T._

[Read full review](https://www.g2.com/survey_responses/6sense-sales-intelligence-review-13255253)

**["Clear Buying Intent Insights That Make Prospecting More Efficient"](https://www.g2.com/survey_responses/6sense-sales-intelligence-review-13185725)**

**Rating:** 5.0/5.0 stars

_— Quinton M._

[Read full review](https://www.g2.com/survey_responses/6sense-sales-intelligence-review-13185725)

### [Lusha](https://www.g2.com/products/lusha/reviews)

Lusha is a software designed to give sales, marketing, and RevOps teams accurate B2B contact and company data so they can reach decision-makers faster. The software provides direct dials, business emails, and enriched company profiles by leveraging a GDPR-compliant contact database combined with AI-driven automation and live prospect streaming. It automates list building and data enrichment workflows and reduces the time teams spend manually sourcing and verifying contact information across the funnel. Lusha addresses the challenge of reaching qualified decision-makers quickly by delivering verified, compliance-ready contact data that integrates directly into existing revenue workflows. The software supports over 2.6 million users worldwide across sales, marketing, and revenue operations teams with enrichment capabilities spanning the APAC, Middle East, and global markets.

**Average Rating:** 4.3/5.0

**Total Reviews:** 1,605

#### How Do G2 Users Rate Lusha?

- **Has the product been a good partner in doing business?:** 8.5/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.0/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.2/10 (Category avg: 8.7/10)
- **Lead Analysis:** 7.9/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Lusha?

- **Seller:** [Lusha](https://www.g2.com/sellers/lusha)
- **Company Website:** www.lusha.com
- **Year Founded:** 2016
- **HQ Location:** Boston, Massachusetts
- **Twitter:** @LushaData  
2,720 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=800b03da341e6d73febd91a8e85f3ecd49abf2338379f23418d4f421c79d0fbf&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Flushadata%2F&secure%5Burl_type%5D=linkedin_company_website)  
359 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Sales Development Representative
- **Top Industries:** Information Technology and Services, Computer Software
- **Company Size:** 47% Medium, 39% Small

#### What Do G2 Reviewers Say About Lusha?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **accurate contact information** provided by Lusha, enhancing lead generation and outreach efficiency.
- Users find Lusha's **ease of use** and efficient support enhance their prospecting experience significantly.
- Users value Lusha for its **high data accuracy** , ensuring quick access to reliable contact information for lead generation.
- Users praise Lusha for its **high accuracy** in providing verified contact details, enhancing efficiency in lead generation.
- Users highly value Lusha for its **accurate and verified contact data** , enhancing lead generation and outreach efficiency.

##### Cons

- Users experience **data inaccuracy** with Lusha, reporting that contacts and details are sometimes incorrect or missing.
- Users often face **inaccurate data** , with around 15-20% of contacts being incorrect or missing key details.
- Users experience **outdated contacts** in Lusha, leading to inaccuracies and delayed updates in information.
- Users experience **outdated data** , as contact information may be incorrect or take time to update in Lusha.
- Users experience **outdated information** with Lusha, noting delays in updates and occasional inaccuracies in contact details.

#### What Are Recent G2 Reviews of Lusha?

**["Simple, Affordable, and Easy to Adopt Lusha Fits a Startup and Small Scale Marketing Agencies"](https://www.g2.com/survey_responses/lusha-review-12631786)**

**Rating:** 4.5/5.0 stars

_— Krupa S._

[Read full review](https://www.g2.com/survey_responses/lusha-review-12631786)

**["Lusha: Unlocking Business Data with Smarter Solutions"](https://www.g2.com/survey_responses/lusha-review-7546390)**

**Rating:** 5.0/5.0 stars

_— Aditya G._

[Read full review](https://www.g2.com/survey_responses/lusha-review-7546390)

#### What Are G2 Users Discussing About Lusha?

- [How do I connect LinkedIn to Lusha?](https://www.g2.com/discussions/how-do-i-connect-linkedin-to-lusha) - 3 comments
- [Where does Lusha get data from?](https://www.g2.com/discussions/where-does-lusha-get-data-from) - 2 comments
- [How much does Lusha cost?](https://www.g2.com/discussions/how-much-does-lusha-cost) - 2 comments, 1 upvote
- [What is Lusha?](https://www.g2.com/discussions/what-is-lusha) - 1 comment

### [Mr. E by EasyLeadz](https://www.g2.com/products/mr-e-by-easyleadz/reviews)

Mr. E by EasyLeadz is a software designed to help sales professionals, recruiters, and marketers find direct B2B mobile contact numbers for prospects with a single click. The software provides direct dial mobile numbers and business profile enrichment by leveraging a high-accuracy contact database and a browser extension compatible with LinkedIn, Zaubacorp, Tofler, Instafinancial, and Crunchbase. It automates the process of finding and verifying direct contact numbers and reduces the time required to manually research and confirm prospect phone details. Mr. E by EasyLeadz addresses the challenge of reaching decision-makers directly by enriching business profiles with accurate direct dials that bypass switchboards and gatekeepers. The software supports over 10,000 sales representatives, recruitment managers, and marketers at organizations ranging from small businesses to enterprises including Amazon, Microsoft, and Salesforce.

**Average Rating:** 4.6/5.0

**Total Reviews:** 1,948

#### How Do G2 Users Rate Mr. E by EasyLeadz?

- **Has the product been a good partner in doing business?:** 8.7/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.8/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.6/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.7/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Mr. E by EasyLeadz?

- **Seller:** [EasyLeadz](https://www.g2.com/sellers/easyleadz)
- **Year Founded:** 2016
- **HQ Location:** Delhi, New Delhi
- **Twitter:** @easyleadz  
199 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=8c64267fa561e09962dca3e592944c0020ca8847dcaf72c8c3e5f3aee8838a40&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Feasyleadz%2F&secure%5Burl_type%5D=linkedin_company_website)  
33 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Student, Founder
- **Top Industries:** Information Technology and Services, Marketing and Advertising
- **Company Size:** 60% Small, 26% Medium

#### What Do G2 Reviewers Say About Mr. E by EasyLeadz?

_AI-generated summary from verified user reviews_

##### Pros

- Users find Mr. E by EasyLeadz to be **easy to use** , with accessible and crisp contact information readily available.
- Users value the **accessible contact information** provided by Mr. E, enhancing their ability to connect and close deals.
- Users admire the **impressive accuracy** of Mr. E by EasyLeadz, consistently receiving correct information effortlessly.
- Users commend Mr. E by EasyLeadz for its **easy lead generation** capabilities and effectiveness in Indian markets.
- Users love the **easy setup** of Mr. E by EasyLeadz, appreciating its simplicity and seamless integration into workflows.

##### Cons

- Users find the **limited credits** in Mr. E by EasyLeadz to be a significant constraint on their experience.
- Users find **credit limitations** a constraint, making it challenging to fully utilize Mr. E's features.
- Users find Mr. E by EasyLeadz to be **expensive** , with concerns over pricing for startups and limited database strength.
- Users find it frustrating that **contact access is limited** , hindering their ability to obtain necessary information efficiently.
- Users wish for an increase in **limited free access** as the current credits are insufficient and not replenished monthly.

#### What Are Recent G2 Reviews of Mr. E by EasyLeadz?

**["Super Easy Lead-Finding That Helps Me Find the Right Clients Faster"](https://www.g2.com/survey_responses/mr-e-by-easyleadz-review-13071116)**

**Rating:** 5.0/5.0 stars

_— Rohit A._

[Read full review](https://www.g2.com/survey_responses/mr-e-by-easyleadz-review-13071116)

**["Simple, Practical Tool for Accurate B2B Prospecting"](https://www.g2.com/survey_responses/mr-e-by-easyleadz-review-12947204)**

**Rating:** 4.0/5.0 stars

_— Karthick P._

[Read full review](https://www.g2.com/survey_responses/mr-e-by-easyleadz-review-12947204)

#### What Are G2 Users Discussing About Mr. E by EasyLeadz?

- [What is Mr. E by EasyLeadz used for?](https://www.g2.com/discussions/what-is-mr-e-by-easyleadz-used-for) - 2 comments

### [FullEnrich](https://www.g2.com/products/fullenrich/reviews)

FullEnrich is a software designed to help B2B sales and go-to-market teams find verified business emails and mobile phone numbers for prospects at the highest match rates on the market. The software provides contact enrichment by aggregating 20 or more premium data providers into a single waterfall workflow, so if one source cannot find a prospect another automatically takes over, delivering verified emails and direct dials across the US, EMEA, APAC, and LATAM. It automates the enrichment of CSV lists and CRM records and reduces wasted spend through credit-based pricing that charges only for successful matches. FullEnrich addresses the limitations of single-source enrichment tools by combining the best data each provider can offer into one unified call, consistently outperforming individual tools on match rate and global coverage. The software supports sales teams, RevOps, growth marketers, ABM teams, and recruiters through bulk CSV uploads, a real-time API, and native integrations with HubSpot and other CRM platforms.

**Average Rating:** 4.8/5.0

**Total Reviews:** 223

#### How Do G2 Users Rate FullEnrich?

- **Has the product been a good partner in doing business?:** 9.5/10 (Category avg: 9.3/10)
- **Lead Quality:** 9.2/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 9.3/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.0/10 (Category avg: 8.6/10)

#### Who Is the Company Behind FullEnrich?

- **Seller:** [FullEnrich](https://www.g2.com/sellers/fullenrich)
- **Company Website:** fullenrich.com
- **Year Founded:** 2023
- **HQ Location:** San Fransisco, US
- **Twitter:** @FullEnrich  
71 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=ade9ed2733c3be9c77b95519660b19f3efc792bc91779dbf623f8ce88926e3d3&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Ffullenrich%2F&secure%5Burl_type%5D=linkedin_company_website)  
64 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** CEO, Account Executive
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 78% Small, 13% Medium

#### What Do G2 Reviewers Say About FullEnrich?

_AI-generated summary from verified user reviews_

##### Pros

- Users praise the **ease of use** of FullEnrich, highlighting its simple setup and smooth tool integration.
- Users value the **high quality of data** provided by FullEnrich, enabling efficient and accurate task management.
- Users praise the **efficiency of contact information retrieval** , enabling quick access to high-level decision makers.
- Users commend FullEnrich for its **exceptional accuracy** , outpacing competitors and providing reliable data enrichment effortlessly.
- Users highlight the **impressive speed** of FullEnrich, enhancing their efficiency and streamlining the lead enrichment process.

##### Cons

- Users find the **incorrect numbers** to be costly and cumbersome, especially due to poor display options.
- Users find FullEnrich to be **expensive** , particularly for phone numbers compared to other providers, affecting cost-effectiveness.
- Users are frustrated by the **integration issues** with FullEnrich, particularly regarding CRM connections and API limitations.
- Users experience **missing emails** occasionally, which can hinder the efficiency of their search for contact information.
- Users find the **slow loading** times frustrating, impacting overall efficiency and experience with FullEnrich.

#### What Are Recent G2 Reviews of FullEnrich?

**["Waterfall enrichment that fills the gaps Hunter and Apollo miss"](https://www.g2.com/survey_responses/fullenrich-review-13109981)**

**Rating:** 4.5/5.0 stars

_— Damian H._

[Read full review](https://www.g2.com/survey_responses/fullenrich-review-13109981)

**Rating:** 5.0/5.0 stars

_— Clément N._

[Read full review](https://www.g2.com/survey_responses/fullenrich-review-13287703)

### [Instantly](https://www.g2.com/products/instantly/reviews)

Instantly is a software designed to turn leads into clients through automated cold email outreach, a built-in B2B lead database, sales engagement tools, and an AI-powered CRM under a single flat-fee subscription. The software provides campaign creation, multi-account email sending, and a deliverability network by leveraging automated warm-up technology and AI to maximize inbox placement and protect sender reputation. It automates the outreach sequence process and reduces the friction of managing multiple sending accounts and tracking lead engagement across campaigns. Instantly addresses the challenge of scaling cold email outreach affordably by consolidating lead finding, campaign management, and CRM functionality into one straightforward platform accessible to solopreneurs and agencies alike. The software supports over 35,000 customers across small businesses and agencies with a simple setup process and responsive customer support focused on cold email performance.

**Average Rating:** 4.8/5.0

**Total Reviews:** 4,131

#### How Do G2 Users Rate Instantly?

- **Has the product been a good partner in doing business?:** 9.5/10 (Category avg: 9.3/10)
- **Lead Quality:** 9.0/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.9/10 (Category avg: 8.7/10)
- **Lead Analysis:** 9.0/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Instantly?

- **Seller:** [Instantly](https://www.g2.com/sellers/instantly)
- **Company Website:** instantly.ai
- **Year Founded:** 2001
- **HQ Location:** Sheridan, US
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=9261b7de97da67cdddd09b77b3180a53a5872b60d62348d7d263c5071a446b6e&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Finstantlyapp%2F&secure%5Burl_type%5D=linkedin_company_website)  
275 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, CEO
- **Top Industries:** Marketing and Advertising, Computer Software
- **Company Size:** 93% Small, 5% Medium

#### What Do G2 Reviewers Say About Instantly?

_AI-generated summary from verified user reviews_

##### Pros

- Users praise Instantly's **incredible customer support** , noting their quick and precise responses to any inquiries.
- Users find Instantly to be **very user-friendly** , with responsive support and easy setup thanks to tutorial resources.
- Users value the **time-saving features** of Instantly, enjoying efficient campaign management and effortless email outreach.
- Users find Instantly **incredibly easy to use** , appreciating its intuitive setup and efficient campaign management features.
- Users celebrate the **easy setup** of Instantly, which streamlines email marketing with automatic configurations and seamless management.

##### Cons

- Users find the pricing structure **expensive** , with key features locked in higher-tier subscriptions that limit basic plan users.
- Users find the **missing features** in the basic plan limiting, such as the low lead cap and lack of reply options.
- Users report a **challenging learning curve** with Instantly, finding setup and navigation frustrating and confusing.
- Users express frustration with **poor customer support** , highlighting slow responses and complicated cancellation processes.
- Users face **significant email management issues** with campaign failures, unupdated analytics, and insufficient attachment support.

#### What Are Recent G2 Reviews of Instantly?

**["Instantly showed me that cold email is not just about writing better emails"](https://www.g2.com/survey_responses/instantly-review-13109041)**

**Rating:** 5.0/5.0 stars

_— Miguel F._

[Read full review](https://www.g2.com/survey_responses/instantly-review-13109041)

**["Perfect Balance: Easy Beginner-Friendly Setup, and Warmup That Allows Campaigns To Go Live Fast"](https://www.g2.com/survey_responses/instantly-review-12964227)**

**Rating:** 5.0/5.0 stars

_— Rahul K._

[Read full review](https://www.g2.com/survey_responses/instantly-review-12964227)

#### What Are G2 Users Discussing About Instantly?

- [What is Instantly used for?](https://www.g2.com/discussions/what-is-instantly-used-for) - 9 comments, 3 upvotes

### [Amplemarket](https://www.g2.com/products/amplemarket/reviews)

By combining premium data, multichannel engagement, and real-time insights in one seamless solution, Duo AI Copilot and AI Agent redefine how modern sales teams operate. Duo uncovers hidden opportunities, detects buyer intent signals, and generates tailored playbooks - empowering your reps to focus on what matters most: building relationships and closing deals. It’s the perfect fusion of AI precision and human intuition. Built on an all-in-one sales platform, Duo AI Agents support your entire outbound workflow - from prospecting and engagement to automation and deliverability. What’s included in the platform: - Global B2B data to help you identify and reach your ideal customers - Multichannel outreach via email, phone, social, voice cloning, and more - Built-in personalization to scale relevant, high-converting messaging - AI superpowers: A suite of personalized AI Agents that handles research, intent signals, and workflows - so you spend less time prepping and more time selling

**Average Rating:** 4.6/5.0

**Total Reviews:** 642

#### How Do G2 Users Rate Amplemarket?

- **Has the product been a good partner in doing business?:** 9.3/10 (Category avg: 9.3/10)
- **Lead Quality:** 8.7/10 (Category avg: 8.8/10)
- **Lead Enrichment:** 8.6/10 (Category avg: 8.7/10)
- **Lead Analysis:** 8.4/10 (Category avg: 8.6/10)

#### Who Is the Company Behind Amplemarket?

- **Seller:** [Amplemarket](https://www.g2.com/sellers/amplemarket)
- **Year Founded:** 2019
- **HQ Location:** San Francisco, California
- **Twitter:** @amplemarket  
2,568 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=7886df2ed926834e5eb248c77dcfa8e5c815d3ab1f0fe3132ced0dba45868834&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2FNo-Linkedin-Presence-Added-Intentionally-By-DataOps&secure%5Burl_type%5D=linkedin_company_website)  
1 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** SDR, Account Executive
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 44% Small, 43% Medium

#### What Do G2 Reviewers Say About Amplemarket?

_AI-generated summary from verified user reviews_

##### Pros

- Users love the **ease of use** of Amplemarket, appreciating its intuitive platform and efficient automation tools for outreach.
- Users appreciate the **ease of use** and tailored messaging of Amplemarket, transforming their sales outreach effectively.
- Users value the **ease of use and seamless integrations** in Amplemarket, enhancing their sales outreach experience.
- Users love the **efficient automation** tools of Amplemarket, dramatically enhancing outreach speed and effectiveness.
- Users rave about the **effective lead generation capabilities** of Amplemarket, simplifying outreach and enhancing relationship-building.

##### Cons

- Users note **missing features** in Amplemarket, expressing a desire for enhancements and better sequence management options.
- Users face a notable **learning curve** with Amplemarket, needing more support for a smoother onboarding experience.
- Users report that **improvement is needed** in integration with other tech stacks and functionality of automation features.
- Users experience **sequence issues** with cloning, automation failures, and inactivity settings that complicate workflow efficiency.
- Users find **integration issues** with CRM and customization limitations in Amplemarket affect their reporting and workflow efficiency.

#### What Are Recent G2 Reviews of Amplemarket?

**["Amazing UX and AI Signals with Duo Copilot"](https://www.g2.com/survey_responses/amplemarket-review-13184049)**

**Rating:** 4.5/5.0 stars

_— Chris F._

[Read full review](https://www.g2.com/survey_responses/amplemarket-review-13184049)

**["AI-Driven Prospecting That Streamlines Outreach and Boosts Efficiency"](https://www.g2.com/survey_responses/amplemarket-review-13129887)**

**Rating:** 5.0/5.0 stars

_— Jean P._

[Read full review](https://www.g2.com/survey_responses/amplemarket-review-13129887)

#### What Are G2 Users Discussing About Amplemarket?

- [What is amplemarket used for?](https://www.g2.com/discussions/what-is-amplemarket-used-for)

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Similar Categories

- [Lead Capture](/categories/lead-capture)
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[Browse Lead Intelligence Themes](/categories/lead-intelligence/themes)

 ![Alanna Iwuh](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Alanna Iwuh")
A

Researched and written by [Alanna Iwuh](https://research.g2.com/insights/author/alanna-iwuh)

Updated October 3, 2024

Lead intelligence software provides companies with cleaned and verified lead information to validate a company’s own contact data or further enrich it. The enrichment process often provides businesses with verified email addresses and phone numbers but can also add more details, such as company information and job titles. Since most business contact information is private and customers typically wouldn’t want to receive unsolicited communication, lead intelligence software can be a great option for companies to validate their lead data and maintain accurate and high-quality lead information in their database. Sales departments mainly use this solution, but it can also be used by marketing to better target potential customers with their campaigns.

Lead intelligence software is focused on the enrichment, verification, and acquisition of leads. These tools should not be confused with products that only provide access to lists of contacts or have limited-to-no functionality for managing that information. It also differs from [sales intelligence software](https://www.g2.com/categories/sales-intelligence) as these tools often have features to alert sales teams with predictive intelligence of contacts, such as buyer intent data to gauge their likelihood to purchase or lead scoring insights to rank prospective customers. The main benefit of lead intelligence software is its ability to assist sales teams in making decisions during the lead generation process, from lead mining and capture to lead scoring and nurturing opportunities.

Some additional features in lead intelligence software may include [visitor identification](https://www.g2.com/categories/visitor-identification) and [email verification](https://www.g2.com/categories/email-verification).

To qualify for inclusion in the Lead Intelligence category, a product must:

- Provide an automated process to verify data about a company’s potential customers, such as their names, emails, and phone numbers or any other relevant information
- Allow users to combine their own data with data provided by the lead intelligence solution, manage combined lists, and offer filtering and list-building features
- Analyze both internal and external data together to find and evaluate new business opportunities
- Integrate with sales or marketing solutions such as CRM, marketing automation, and sales effectiveness tools, as well as advanced analytics and data management solutions

Top Tools at a Glance

| Product | Best for | User Review |
| --- | --- | --- |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_0fe1247bb1ae3d476bf6e9dbd470cf7d/gtm-workspace-powered-by-zoominfo.png "Product Avatar Image")](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews)[GTM Workspace - Powered by ZoomInfo](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews)[4.5/5(9,111)](https://www.g2.com/products/gtm-workspace-powered-by-zoominfo/reviews) | B2B contact intelligence with intent-driven prospecting | "Essential workspace for modern Account Executives" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_99c4bd25dc044ae603ad32e419e76983/apollo-io.png "Product Avatar Image")](https://www.g2.com/products/apollo-io/reviews)[Apollo.io](https://www.g2.com/products/apollo-io/reviews)[4.7/5(9,802)](https://www.g2.com/products/apollo-io/reviews) | B2B prospecting with built-in outreach sequencing | "Apollo.io Streamlines Prospecting, Contact Intelligence, and Outreach in One Platform" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_e4f3b2a4a1fa731be1e738d5597320d4/seamless-formally-seamless-ai.png "Product Avatar Image")](https://www.g2.com/products/seamless-formally-seamless-ai/reviews)[Seamless (formally...](https://www.g2.com/products/seamless-formally-seamless-ai/reviews)[4.4/5(5,358)](https://www.g2.com/products/seamless-formally-seamless-ai/reviews) | Real-time B2B contact enrichment with LinkedIn extension | "Use seamless.ai for lead Generation " |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_042badcf2aa359894da2211448eb4303/cognism.png "Product Avatar Image")](https://www.g2.com/products/cognism/reviews)[Cognism](https://www.g2.com/products/cognism/reviews)[4.5/5(1,358)](https://www.g2.com/products/cognism/reviews) | EMEA mobile numbers with GDPR-compliant prospecting | "Cognism Supercharges Prospecting with Accurate Data and Huge Time Savings" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_1c3c29de1f68600fefccb963f570857c/rocketreach.png "Product Avatar Image")](https://www.g2.com/products/rocketreach/reviews)[RocketReach](https://www.g2.com/products/rocketreach/reviews)[4.4/5(1,376)](https://www.g2.com/products/rocketreach/reviews) | LinkedIn-anchored email discovery for cold outreach | "A useful tool for finding the right contacts behind construction projects" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_9a06446a4979e6c6de6466db8cb0060d/nooks.jpeg "Product Avatar Image")](https://www.g2.com/products/nooks/reviews)[Nooks](https://www.g2.com/products/nooks/reviews)[4.8/5(1,680)](https://www.g2.com/products/nooks/reviews) | Parallel dialing with real-time contact enrichment | "Nooks Supercharged My Outbound Prospecting With a Fast, Intuitive Dialer" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_64a961f47fbda1e097b991348b840cab/waalaxy.png "Product Avatar Image")](https://www.g2.com/products/waalaxy/reviews)[Waalaxy](https://www.g2.com/products/waalaxy/reviews)[4.5/5(1,518)](https://www.g2.com/products/waalaxy/reviews) | LinkedIn outreach automation with multi-touch sequencing | "Chrome Extension + Multichannel Sequences That Launch Campaigns in Minutes" |
| [![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_4fac05402fe43361a53e62b04e561fd1/6sense-sales.png "Product Avatar Image")](https://www.g2.com/products/6sense-sales/reviews)[6sense Sales Intelligence](https://www.g2.com/products/6sense-sales/reviews)[3.9/5(1,051)](https://www.g2.com/products/6sense-sales/reviews) | Intent-driven account prioritization inside Salesforce | "Clear Buying Intent Insights That Make Prospecting More Efficient" |

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### Lead Intelligence Topics

- [Lead intelligence software buying insights at a glance](#lead-intelligence-software-buying-insights-at-a-glance)
- [Top 5 FAQs from software buyers](#top-5-faqs-from-software-buyers)
- [What are the top-reviewed Lead Intelligence on G2?](#what-are-the-top-reviewed-lead-intelligence-on-g2)
- [What I Often See in Lead Intelligence](#what-i-often-see-in-lead-intelligence)
- [Expert Takeaway](#expert-takeaway)
- [Lead Intelligence Software FAQs](#lead-intelligence-software-faqs)
- [Sources](#sources)

[
### Lead Intelligence Topics
 Expand/Collapse ](#)
- [Lead intelligence software buying insights at a glance](#lead-intelligence-software-buying-insights-at-a-glance)
- [Top 5 FAQs from software buyers](#top-5-faqs-from-software-buyers)
- [What are the top-reviewed Lead Intelligence on G2?](#what-are-the-top-reviewed-lead-intelligence-on-g2)
- [What I Often See in Lead Intelligence](#what-i-often-see-in-lead-intelligence)
- [Expert Takeaway](#expert-takeaway)
- [Lead Intelligence Software FAQs](#lead-intelligence-software-faqs)
- [Sources](#sources)

## Learn More About Lead Intelligence Software

### **Lead intelligence software buying insights at a glance**

[Lead intelligence software](https://www.g2.com/categories/lead-intelligence) helps revenue teams find and qualify the right people faster by combining contact and company data with enrichment and buying signals. These platforms consolidate essential details, including verified emails, direct dials, firmographics, and lead attributes, enabling sales, marketing, and RevOps teams to build targeted lists, enrich CRM records, and prioritize outreach without spending hours on manual research. In practice, lead intelligence tools serve as a bridge between prospecting and execution, enabling teams to transition from “who should we contact?” to “how do we engage them?” more quickly.

As outbound gets more competitive and data decays quickly, lead intelligence platforms have become essential for sales, marketing, and RevOps teams that need accurate contact data, clean targeting, and fast list building. 

Buyers usually adopt lead intelligence tools to solve problems like incomplete CRM records, slow prospecting, and low-quality leads that waste reps’ time. Based on G2 reviews, reviewers rate the products strongly overall, with an average star rating of 4.48/5 and an average likelihood to recommend of 9.01/10. Ease of use trends high (6.49/7), and support is also strong (6.40/7). The biggest buying pattern I see is that teams searching for the best lead intelligence software want two things at once: confidence in data accuracy and workflows that make prospecting faster. That’s why the best lead intelligence software and modern lead intelligence platforms are often evaluated on enrichment quality, filtering, and how cleanly they connect to daily tools. If you’re comparing lead intelligence software options, the “best” pick is usually the one your team will actually use every day, not just the one with the largest database.

#### Common use cases and how businesses benefit

1. **Prospecting and list building:** Find decision-makers faster using filters such as role, industry, and company size.
2. **Contact enrichment:** Fill missing emails and phone numbers to increase connect rates.
3. **ICP targeting:** Tighten outbound focus by segmenting accounts and contacts more accurately.
4. **CRM hygiene:** Enrich and refresh fields to ensure routing, scoring, and reporting are more reliable.
5. **GTM alignment:** Give SDRs and marketing a shared, consistent view of lead and account data.

Pricing typically scales by seat count, credits, export limits, enrichment volume, and access to premium data fields. Many vendors offer tiered plans, with higher tiers unlocking deeper enrichment, more exports, and stronger governance. For high-volume teams, total cost is often driven by how frequently they refresh data and how many leads they enrich each month.

### **Top 5 FAQs from software buyers**

- How accurate, complete, and up to date is the contact and company data, and what verification methods are used to prevent outdated or incorrect records?
- How well does the platform support ICP targeting, including filters for role, seniority, function, industry, company size, location, and technology stack?
- How strong are the enrichment and CRM hygiene capabilities, including automated field updates, duplicate prevention, refresh frequency, and governance controls?
- How well does it integrate with the existing go-to-market stack, including [CRM](https://www.g2.com/categories/crm), [marketing automation](https://www.g2.com/categories/marketing-automation), [sales engagement](https://www.g2.com/categories/sales-engagement), [data warehouses](https://www.g2.com/categories/data-warehouse), and routing or [scoring systems](https://www.g2.com/categories/lead-scoring)?
- How efficiently can a team build lists and take action from the platform, including workflow speed, export limits, credit usage, and the ability to trigger outbound sequences or campaigns directly?

G2’s top-rated Lead Intelligence software, based on this review dataset, includes [Cognism](https://www.g2.com/products/cognism/reviews) **,** [ZoomInfo Sales](https://www.g2.com/products/cognism/reviews) **,** [Nexuscale Ai](https://www.g2.com/products/nexuscale-ai/reviews) **, and** [Mr. E by EasyLeadz.](https://www.g2.com/products/mr-e-by-easyleadz/reviews)

### What are the top-reviewed Lead Intelligence on G2?

[Cognism](https://www.g2.com/products/cognism/reviews)

- Number of Reviews: 1,200
- Satisfaction: 83
- Market Presence: 78 
- G2 Score: 80

[ZoomInfo Sales](https://www.g2.com/products/zoominfo-sales/reviews)

- Number of Reviews: 8,876
- Satisfaction: 93
- Market Presence: 99
- G2 Score: 96

[Nexuscale Ai](https://www.g2.com/products/nexuscale-ai/reviews)

- Number of Reviews: 42
- Satisfaction: 60
- Market Presence: 13
- G2 Score: 77

[Mr. E by EasyLeadz](https://www.g2.com/products/mr-e-by-easyleadz/reviews)

- Number of Reviews: 1,784
- Satisfaction: 74
- Market Presence: 46
- G2 Score: 60

[Apollo.io](http://apollo.io)

- Number of Reviews: 9,232
- Satisfaction: 99
- Market Presence: 75
- G2 Score: 87

**Satisfaction** reflects user-reported product experience using review-based signals and scoring logic. ([Source 2](https://www.g2.com/reports))

**Market Presence** reflects a product’s footprint and visibility in the market using multiple market signals. ([Source 2](https://www.g2.com/reports))

**G2 Score** is a category score that combines Satisfaction and Market Presence so products can be compared within the same category. ([Source 2](https://www.g2.com/reports))

Learn how G2 scores products. ([Source 1](https://documentation.g2.com/docs/research-scoring-methodologies?_gl=1*5vlk6s*_gcl_au*MTAwMzU5MzUxLjE3NjM0MTg0NzYuNjY0NTIxMTY0LjE3NjQ2MTc0NzcuMTc2NDYxNzQ3Nw..*_ga*NzY1MDU0NjE3LjE3NjM0NzQ3ODM.*_ga_MFZ5NDXZ5F*czE3NjYwODk1MTMkbzY3JGcxJHQxNzY2MDkyMjQyJGo1NyRsMCRoMA..))

### **What I Often See in Lead Intelligence**

#### Feedback Pros: What Users Consistently Appreciate

- **Accurate contact enrichment with verified emails and direct dials**
- _“__What I appreciate most about Seamless.AI is how quickly and easily it provides accurate contact information. Rather than wasting hours scouring the internet, I can get phone numbers, emails, and company details within seconds. The platform also assists in building targeted lead lists, keeps data updated automatically, and integrates seamlessly with tools such as Salesforce and HubSpot. All in all, it saves significant time, enhances sales outreach, and streamlines the prospecting process.” -_ [_Sadhwi P_](https://www.g2.com/products/seamless-ai/reviews)_. Seamless.AI Reviews_
- **Chrome extension enables one click capture from LinkedIn pages**
- _“__It can connect you with you need to speak with. Not only will it (90% of the time) give you the right phone number and email address to reach your contact but it also helps you find the most appropriate lead for your outreach. It's quick and easy to download and integrates perfectly into your browser (I use Chrome). I love how the plugin pops up on LinkedIn and, not only that, but almost every company page you visit! I use it all the time. It has made my day to day immeasurably better and is so quick and easy to use. I can safely say, the implementation of Cognism at my company has changed everything for the better. And if we have any query, question or concern (the latter being quite rare), Jemima and the team are always approachable and happy to help.” -_ [_Solomon P_](https://www.g2.com/products/cognism/reviews/cognism-review-11872152)_. Cognism Review_
- **Filtering by ICP signals speeds list building for outbound**
- _“__I love how Instantly makes it incredibly easy to find B2B leads, which used to be a significant challenge for me. The enormous database of 450 million data points streamlines my lead generation process, allowing me to simply input keywords and obtain compatible results. This feature is instrumental in efficiently identifying my ideal customer profiles (ICPs), especially on social media, which used to be a cumbersome task. I appreciate that within just five weeks, the ease of finding leads has improved dramatically. Switching to Instantly from other platforms was favorable because of its reliability and user-friendly interface, whereas my previous services encountered frequent crashes. Instantly's simplicity and swift response enhance my workflow substantially. Setting up Instantly was straightforward, without any complications, saving me time and effort. Overall, these aspects make it a valuable tool for my professional needs.” -_ [_Shavez K_](https://www.g2.com/products/instantly/reviews/instantly-review-12024666)_. Instantly Reviews_

#### Cons: Where Many Platforms Fall Short

- **Outdated numbers and emails force frequent manual verification**
- _“__As with any data platform, there are times when contact accuracy fluctuates or some specialized industries seem less represented. While this isn’t a major issue, my team does sometimes need to verify a record before reaching out. However, ZoomInfo is always evolving, and its overall depth and reliability continue to surpass any other solution we’ve tried.” -_ [_Jeff B_](https://www.g2.com/products/zoominfo-sales/reviews/zoominfo-sales-review-11986093)_. Zoominfo Sales Review_
- **Credit limits and pricing throttle high volume prospecting**
- _“__Data accuracy can be inconsistent, some contacts are spot on, while others may be outdated or bounce, so you still need a verification step and good list hygiene. Credits can run out quickly if you are building large lists, and it is not always clear upfront which contacts will be the best quality use of credits. Duplicate records and missing firmographic details can also happen, which adds cleanup work before importing to a CRM. Integrations are helpful, but you may still spend time mapping fields and making sure imports match your CRM rules.” -_ [_Mudit K_](https://www.g2.com/products/seamless-ai/reviews/seamless-ai-review-12153500)_. Seamless.AI Reviews_
- **CRM sync and bulk exports can feel unreliable or rigid**
- _“__The most helpful aspect is the ability to efficiently generate high-quality leads for business development. RocketReach helps us target prospects with verified emails and phone numbers, improving outreach success and reducing bounce rates. Integration with our CRM and other tools makes it seamless to manage leads. Overall, it’s a huge time-saver and boosts the effectiveness of our sales efforts.” -_ [_Ayushi K_](https://www.g2.com/products/rocketreach/reviews/rocketreach-review-11697514)_. RocketReach Reviews_

### Expert Takeaway

Based on G2 reviews, tools in the lead intelligence category consistently perform well on metrics that typically predict real-world adoption: a 4.48/5 average star rating, 9.01/10 likelihood to recommend, 6.49/7 Ease of Use, 6.40/7 Quality of Support, and 6.41/7 Meets Requirements. That profile suggests that teams generally derive value quickly once workflows are established, and they feel supported when issues arise.

Where high-performing teams separate themselves is how they operationalize data quality. The best outcomes occur when teams treat lead intelligence platforms as an ongoing data system, rather than a one-time list source. They set clear rules for what “valid” means (email verification, phone coverage, role matching), refresh contact data on a schedule, and standardize exports into CRM fields so reps trust what they see. I also notice stronger adoption patterns in review-heavy industries, such as Information Technology and Services, Computer Software, and Marketing and Advertising, where outbound speed is crucial and routing errors can be costly.

If you’re deciding whether lead intelligence software is worth it for your team, my biggest advice is to validate three things early: accuracy for your ICP, how fast reps can build lists and enrich contacts using lead intelligence tools, and whether CRM sync stays clean without constant manual cleanup. Teams that do this usually end up with best lead intelligence software that improves connect rates and focus. Teams that skip it often end up with data that “looks right” but does not hold up in daily prospecting.

### Lead Intelligence Software FAQs

#### **What is lead intelligence software used for?**

Lead intelligence software is used to identify, enrich, and qualify leads with accurate contact and company data. Teams rely on it to find decision makers, verify emails and phone numbers, and prioritize outreach based on firmographic or intent signals. In practice, it reduces manual research and helps sales and marketing focus on higher-quality prospects.

#### **How accurate is lead intelligence data?**

Accuracy varies by provider, data source, and target market. Reviews show that data quality is highest when teams regularly refresh records and focus on a defined ICP. Many users note that even the best lead intelligence platforms still require occasional validation, particularly for phone numbers and roles that change rapidly.

#### **How does lead intelligence software integrate with CRM systems?**

Most lead intelligence tools integrate directly with CRMs to enrich existing records or automatically populate new leads into predefined fields. The strongest integrations support automatic updates, duplicate prevention, and field mapping. Reviews suggest that clean CRM sync is one of the biggest factors influencing long-term adoption.

#### **Is lead intelligence software better than buying static lead lists?**

Yes, most users see better results with lead intelligence platforms than static lists. Instead of one-time exports, lead intelligence tools provide ongoing enrichment, filtering, and updates as data changes. This helps teams avoid outdated contacts and improves connect rates over time.

#### **What should I test before choosing the best lead intelligence software?**

Buyers typically test accuracy for their specific ICP, ease of list building, and how quickly reps can find usable contacts. Reviews also recommend validating credit usage, export limits, and CRM sync behavior before committing to the changes. The best lead intelligence software is typically the one that aligns with daily workflows, rather than just the one with the largest database.

### Sources

1. [G2 Research Hub](https://research.g2.com/insights/demo-automation)
2. [G2 Research Scoring Methodologies](https://documentation.g2.com/docs/research-scoring-methodologies)
3. [G2 Market Presence Score Overview](https://www.g2.com/reports)

**Researched By:** [Alanna Iwuh](https://research.g2.com/insights/author/alanna-iwuh?_gl=1*1ltwfku*_gcl_au*MTAwMzU5MzUxLjE3NjM0MTg0NzYuMTYzNzM5MTY0OS4xNzY2MTcwMjM2LjE3NjYxNzAyMzY.*_ga*NzY1MDU0NjE3LjE3NjM0NzQ3ODM.*_ga_MFZ5NDXZ5F*czE3Njc3Mjg3MTAkbzc4JGcxJHQxNzY3NzI5MTQ3JGo1OSRsMCRoMA..)

**Last updated on:** January 6, 2026