# Top Free Email Tracking Software - Page 3

## How Many Email Tracking Software Products Does G2 Track?

**Total Products under this Category:** 170

### Category Stats (Aug 2026)

- **Average Rating:** 4.46/5 The average rating of products in this category, based on all submitted ratings
- **Top Trending Product:** TrulyInbox (+2.32%) - Among all products in this category, TrulyInbox recorded the largest rating increase compared to last month

_Last updated: August 04, 2026_

## How Does G2 Rank Email Tracking Software Products?

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

- 30 Analysts and Data Experts
- 118,200+ Authentic Reviews
- 170+ 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 Email Tracking Software
 ![G2 Grid® for Email Tracking Software plotting products by satisfaction and market presence](https://www.g2.com/categories/email-tracking/grids.png?focus%5B%5D=6227&focus%5B%5D=506&focus%5B%5D=1174041&focus%5B%5D=19743&focus%5B%5D=1619&focus%5B%5D=166877&focus%5B%5D=577&focus%5B%5D=3435)

Highlighted products: HubSpot Sales Hub, Agentforce Sales (formerly Salesforce Sales Cloud), monday CRM, Apollo.io, Pipedrive, Instantly, GTM Workspace - Powered by ZoomInfo, and Brevo Marketing Platform.

Underlying data: [Grid® JSON](https://www.g2.com/categories/email-tracking/grids.json?focus%5B%5D=hubspot-sales-hub&focus%5B%5D=agentforce-sales-formerly-salesforce-sales-cloud&focus%5B%5D=monday-crm&focus%5B%5D=apollo-io&focus%5B%5D=pipedrive&focus%5B%5D=instantly&focus%5B%5D=gtm-workspace-powered-by-zoominfo&focus%5B%5D=brevo-marketing-platform)

**Sponsored**

### Apollo.io

Apollo.io is an AI-powered go-to-market (GTM) platform that helps revenue teams find, engage, and manage B2B buyers across the entire sales cycle. Apollo.io is the company behind the industry’s first fully agentic GTM platform, transforming how revenue teams execute. Going beyond automation, Apollo’s intelligent agents actively drive results across the entire sales funnel – from prospecting to deal management – all in one place. Trusted by millions of users and hundreds of thousands of companies – including Anthropic, Autodesk, and Docusign – Apollo is making world-class go-to-market simple, intelligent, and accessible for all. Apollo serves sales development representatives, account executives, sales leaders, revenue operations, and marketing teams at B2B organizations of various sizes. Teams use Apollo to build and maintain target account lists, orchestrate outbound and inbound motions, manage opportunities, and understand which activities lead to qualified pipeline and closed revenue. Key capabilities include: Data and targeting: Access to a large B2B database with company and contact details, including firmographic, technographic, and buyer signal data, so users can define ideal customer profiles and create precise segments for outreach. Prospecting and enrichment: Tools to search, filter, and save prospect lists, plus enrichment workflows that keep contact and account records up to date in Apollo and connected systems such as CRM. Sales engagement: Multi-step, multi-channel sequences for email, calls, and tasks that standardize how reps follow up with prospects, with controls for timing, throttling, and deliverability. Agentic and AI-assisted workflows: Intelligent agents and AI features that help with account research, lead scoring, message generation, and next-step recommendations so reps can prioritize and personalize at scale. Deal and activity management: Basic CRM-style functionality for tracking opportunities, stages, activities, and notes, giving teams a single view of pipeline health and sales performance. By combining data, engagement, and deal execution in one platform, Apollo is designed to reduce the number of disconnected tools in a typical GTM stack and provide a consistent workflow for building pipeline and managing deals. This helps organizations improve data quality, increase seller productivity, and run more structured, measurable go-to-market programs.

[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=271&secure%5Bchosen_at%5D=2026-08-15T08%3A15%3A49Z&secure%5Bdisplayable_resource_id%5D=271&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=271&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=19743&secure%5Bresource_id%5D=271&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Femail-tracking%2Ffree%3Fpage%3D3&secure%5Btoken%5D=7bf9e91939cd2c686880dacc69f3c234788d576178f658dfa634fdbb2d3fa529&secure%5Burl%5D=https%3A%2F%2Fwww.apollo.io%2Fdemo%3Futm_source%3Dg2%26utm_medium%3Dcpc%26utm_campaign%3DG2Clicks%26utm_content%3Dtopic%26utm_term%3Demailtracking&secure%5Burl_type%5D=custom_url)

### [Klenty](https://www.g2.com/products/klenty/reviews)

Klenty is an AI Sales Engagement Platform that helps SDR teams run multichannel outbound with a strong focus on calling. Built for modern sales teams, Klenty combines prospecting, outreach, AI-powered dialing, follow-ups, and coaching in one platform to help reps open more conversations and build more pipeline. With AI-powered Power Dialer and Parallel Dialer, sales reps can increase dialing volume and spend more time in live conversations. Klenty's AI Connect Rate Infrastructure helps teams improve connect rates by increasing the likelihood of reaching prospects. Beyond dialing, Klenty uses AI to automate post-call work by generating next steps and follow-up actions after every sales conversation. Its AI Call Coaching Suite analyzes conversations, identifies coaching opportunities, and gives managers the insights they need to improve rep performance at scale. Klenty integrates with leading CRMs and sales tools, enabling teams to manage multichannel outreach, track engagement, automate repetitive tasks, and coach reps without switching between platforms. From prospecting to dialing, follow-ups, and coaching, Klenty gives outbound sales teams everything they need to run consistent, high-performing outbound programs from a single platform.

**Average Rating:** 4.6/5.0

**Total Reviews:** 388

#### How Do G2 Users Rate Klenty?

- **Has the product been a good partner in doing business?:** 8.9/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 8.7/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.2/10 (Category avg: 8.6/10)
- **Attachment Activity:** 7.9/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Klenty?

- **Seller:** [Klenty](https://www.g2.com/sellers/klenty)
- **Year Founded:** 2016
- **HQ Location:** Palo Alto, CA
- **Twitter:** @KlentyHQ  
502 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=f0e26ca6068c3512d8f9d612ac10cbb9522d6de672b3b1e6e5631d1644f0150f&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F9374886%2F&secure%5Burl_type%5D=linkedin_company_website)  
142 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** CEO, Business Development Manager
- **Top Industries:** Computer Software, Marketing and Advertising
- **Company Size:** 72% Small, 22% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users value Klenty's **automation capabilities** , which streamline outreach efforts and enhance engagement with prospects effectively.
- Users value Klenty for its **helpful features** in managing cold outreach and driving conversions efficiently.
- Users praise the **superb and friendly customer support** of Klenty, highlighting quick responses and effective assistance.
- Users highlight the **ease of use** of Klenty, praising its organization and intuitive features for an excellent experience.
- Users appreciate the **seamless integrations** of Klenty, enabling efficient outreach across multiple platforms and boosting meeting bookings.

##### Cons

- Users find **integration issues** frustrating, particularly with multiple accounts and platforms like LinkedIn and Calendly.
- Users find the **missing features** frustrating, particularly in UI clarity and automation capabilities for cadences.
- Users find the **learning curve steep** , especially without Spanish resources, but support is helpful during setup.
- Users report **poor customer service** and find campaign management challenging and unintuitive in Klenty.
- Users frequently face **technical issues** with Klenty, including a cumbersome interface and slow customer support responses.

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

**["Flexible Custom Cadences with Helpful Prospect Interest Alerts"](https://www.g2.com/survey_responses/klenty-review-13063757)**

**Rating:** 4.5/5.0 stars

_— David V._

[Read full review](https://www.g2.com/survey_responses/klenty-review-13063757)

**["Intuitive Outreach Automation with Excellent Support"](https://www.g2.com/survey_responses/klenty-review-13063436)**

**Rating:** 5.0/5.0 stars

_— Zina P._

[Read full review](https://www.g2.com/survey_responses/klenty-review-13063436)

### [Coevera](https://www.g2.com/products/coevera/reviews)

Coevera: The AI-Native Revenue Platform Built for How Selling Actually Works Today Coevera is the AI-native revenue platform redefining how modern sales organizations operate, collaborate, and grow. Born from more than a decade of CRM innovation as Pipeliner, Coevera represents the next evolution: a purpose-built system designed not to digitize old sales processes, but to reimagine them for an era where AI is a teammate, not a tool. At the heart of Coevera is a simple conviction—traditional CRMs were built for managers to extract data from sellers. Coevera flips that model. It's built for sellers, with AI woven into every workflow to eliminate busywork, surface insight, and accelerate revenue. The result is a platform where reps actually want to log in, managers get the visibility they need without the chase, and leadership gains a real-time understanding of pipeline health, risk, and opportunity. Coevera is powered by Voyager AI, an intelligent engine that continuously learns from your sales motion to deliver predictive guidance, contextual recommendations, and automated execution. The Collaborator transforms the CRM from a system of record into a system of engagement—a true AI partner that helps sellers prepare for calls, draft communications, navigate complex deals, and stay ahead of every opportunity. The Automatizer workflow engine removes the manual friction that drains seller productivity, while native Model Context Protocol (MCP) integration ensures Coevera connects seamlessly with the broader AI ecosystem your business already relies on. What truly sets Coevera apart is its commitment to being AI-native, not AI-washed. Unlike legacy platforms that bolt generative features onto decades-old architecture, Coevera was rebuilt from the ground up to make intelligence the default state of the system—not a premium add-on. Every dashboard, pipeline view, and workflow is designed to think alongside you. Coevera also champions visual selling, intuitive navigation, and rapid time-to-value. Implementation is measured in weeks, not quarters. Adoption is high because the experience is built around the seller, not against them. For organizations ready to move beyond the limitations of legacy CRM and embrace a smarter, faster, more human way to sell, Coevera is the platform built for what's next. It's not just a new name—it's a new category. Welcome to AI-native revenue. Coevera. Sales, evolved.

**Average Rating:** 4.6/5.0

**Total Reviews:** 444

#### How Do G2 Users Rate Coevera?

- **Has the product been a good partner in doing business?:** 9.2/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.7/10 (Category avg: 8.7/10)
- **Email Categorization:** 10.0/10 (Category avg: 8.6/10)
- **Attachment Activity:** 9.2/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Coevera?

- **Seller:** [Pipelinersales Inc.](https://www.g2.com/sellers/pipelinersales-inc)
- **Company Website:** www.coevera.com
- **Year Founded:** 2007
- **HQ Location:** Los Angeles, CA
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=80e8a1f76d96cff448580607ff9bec73ce5f391a4a73ab5b041aeb685872c49e&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F2067987%2F&secure%5Burl_type%5D=linkedin_company_website)  
118 employees on LinkedIn®
- **Phone:** (888) 843-6699

#### Who Uses This Product?

- **Who Uses This:** President, Director
- **Top Industries:** Information Technology and Services, Marketing and Advertising
- **Company Size:** 71% Small, 23% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users love the **ease of use** of Coevera, appreciating its intuitive interface and seamless functionality for daily tasks.
- Users value the **easy tracking** of deals through the intuitive visual sales pipeline, enhancing process management significantly.
- Users praise **streamlined lead generation** with Coevera, enhancing productivity and providing clear insights on opportunities.
- Users praise the **highly visual and intuitive interface** of Coevera, facilitating quick tracking of deals and performance.
- Users appreciate the **user-friendly interface** of Coevera, enjoying its intuitive design and easy navigation for daily tasks.

##### Cons

- Users find **limited customization** options in Coevera, which hampers organization and flexibility in document management.
- Users find Coevera to be **expensive** , making it difficult for small businesses to afford the service.
- Users find the **complexity** of Coevera challenging, especially regarding deployment and managing features effectively.
- Users express frustration over **integration issues** , limiting flexibility and making usage less seamless with other tools.
- Users find the **learning curve steep** initially due to the complexity of features and limited customization options.

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

**["The real value showed up when I stopped using it like a database"](https://www.g2.com/survey_responses/coevera-review-13022665)**

**Rating:** 4.5/5.0 stars

_— Yaroslav B._

[Read full review](https://www.g2.com/survey_responses/coevera-review-13022665)

**["Handling Consultation Activities and Follow Up Tracking Feels More Structured"](https://www.g2.com/survey_responses/coevera-review-12886493)**

**Rating:** 5.0/5.0 stars

_— Ishan S._

[Read full review](https://www.g2.com/survey_responses/coevera-review-12886493)

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

- [What is Pipeliner CRM used for?](https://www.g2.com/discussions/pipeliner-crm-what-is-pipeliner-crm-used-for)
- [What is Pipeliner CRM used for?](https://www.g2.com/discussions/what-is-pipeliner-crm-used-for) - 1 comment

### [Inboxplus](https://www.g2.com/products/inboxplus/reviews)

Inboxplus is a Multichannel Followup Tool that allows user to followup with their prospects from not only just email but also from different platforms like Linkedin, Whatsapp, Call etc. Focus on what matters most while InboxPlus takes care of the repetitive follow-up tasks, boosting your productivity and driving sales success. Key Features: 1. Auto Multi Touchpoint Follow-Ups: Never let important lead slip through the cracks again. With our semi-auto follow-up feature, you can ensure consistent communication with clients, leads, and team members. Customize your follow-up frequency and messages to fit your needs, saving you time and increasing your response rates. 2. AI-Powered Templates: Elevate your team's email game with AI-generated templates. Whether you're in sales, marketing, customer support, or any team that relies heavily on email communication, our templates adapt to your specific needs, ensuring your messages are impactful and on-brand every time. 3. Multichannel Task: InboxPlus lets you create tasks across various channels (email, whatsapp,linkedin etc.) and schedule them for specific dates and times. 4. Gmail Integration: Integrates seamlessly with Gmail for quick and efficient email communication.

**Average Rating:** 4.9/5.0

**Total Reviews:** 15

#### How Do G2 Users Rate Inboxplus?

- **Has the product been a good partner in doing business?:** 9.7/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.6/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.6/10 (Category avg: 8.6/10)
- **Attachment Activity:** 9.2/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Inboxplus?

- **Seller:** [iTechNotion](https://www.g2.com/sellers/itechnotion)
- **Year Founded:** 2008
- **HQ Location:** Ahmedabad, IN
- **Twitter:** @itechnotion  
61 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=39633ed76e0761ba5e3653956e7c633daae72c6232d8804b897257f8e01de9a2&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fitechnotion&secure%5Burl_type%5D=linkedin_company_website)  
61 employees on LinkedIn®

#### Who Uses This Product?

- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 87% Small, 13% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **automation features** of Inboxplus, enhancing follow-ups and driving better conversions effortlessly.
- Users love the **time-saving features** of InboxPlus, enabling organized scheduling and rapid email composition.
- Users find Inboxplus to be **highly effective** for automating follow-ups, boosting conversions, and delivering quick ROI.
- Users love the **custom sequences and email scheduling** of InboxPlus, enhancing organization and timely client follow-ups.
- Users highlight how Inboxplus excels at **lead generation automation** , boosting conversions and providing quick ROI.

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

**["Enhance Your Gmail Workflow with InboxPlus"](https://www.g2.com/survey_responses/inboxplus-review-10785871)**

**Rating:** 5.0/5.0 stars

_— Aman S._

[Read full review](https://www.g2.com/survey_responses/inboxplus-review-10785871)

**["Simplify Email Follow-Ups with InboxPlus"](https://www.g2.com/survey_responses/inboxplus-review-10892312)**

**Rating:** 5.0/5.0 stars

_— Kavya R._

[Read full review](https://www.g2.com/survey_responses/inboxplus-review-10892312)

### [Elastic Email](https://www.g2.com/products/elastic-email/reviews)

Elastic Email is a powerful, affordable email delivery platform designed to help businesses manage email campaigns and chat messages. It enables email marketing, transactional messaging, automated marketing, and two-way communication channels, making it loved by small and mid-sized businesses, startups, and e-commerce businesses. Key aspects of Elastic Email include the Email API & SMTP, which allow developers to easily integrate email sending into their applications to send transactional messages. Email Marketing tools like a drag-and-drop editor supported by AI, smart contacts management, email automations, sign-up forms, pop-ups, and analytics to track the most important email metrics. Elastic Email also offers tools for Chat and Conversations management to keep the teams and customers aligned, thanks to live chat, team chat, and help desk features. Businesses can use various Integrations to connect their apps, shops, or platforms with top-notch email sending capabilities provided by Elastic Email. Elastic Email is known for its flexible pricing, scalable infrastructure, and responsive 24/7 customer support via email and chat, making it a top choice for companies looking to supercharge their email communication strategy.

**Average Rating:** 4.4/5.0

**Total Reviews:** 209

#### How Do G2 Users Rate Elastic Email?

- **Has the product been a good partner in doing business?:** 8.9/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.1/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.9/10 (Category avg: 8.6/10)
- **Attachment Activity:** 8.2/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Elastic Email?

- **Seller:** [Elastic Email](https://www.g2.com/sellers/elastic-email)
- **Year Founded:** 2010
- **HQ Location:** British Columbia, Canada
- **Twitter:** @Elastic\_Email  
1,215 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=23331bc42f34182e9aa32225aba4334d1e17bc677caf1c1587e55e242d05b025&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F2402353%2F&secure%5Burl_type%5D=linkedin_company_website)  
49 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Owner, CEO
- **Top Industries:** Information Technology and Services, Marketing and Advertising
- **Company Size:** 75% Small, 19% Medium

#### What Do G2 Reviewers Say About Elastic Email?

_AI-generated summary from verified user reviews_

##### Pros

- Users appreciate the **ease of use** of Elastic Email, valuing its intuitive interface and seamless setup process.
- Users endorse the **easy setup** of Elastic Email, making it effortless to integrate and manage email communications.
- Users value the **reliable delivery** of Elastic Email, enhancing customer experience through effective email management and automation.
- Users value the **reliability** of Elastic Email, ensuring consistent email delivery and effective campaign management.
- Users value the **automation features** of Elastic Email, finding them essential for efficient email management and audience growth.

##### Cons

- Users find the **missing features** limiting, particularly in reporting and support response times, affecting overall efficiency.
- Users find **limited features** in Elastic Email, especially in terms of flexibility and advanced reporting capabilities.
- Users note the **learning curve** for advanced features and workflows in Elastic Email can be challenging initially.
- Users express frustration with **poor customer support** , citing slow response times during urgent issues as a significant drawback.
- Users find the **reporting capabilities lacking** , desiring more advanced insights and customizable options for better performance analysis.

#### What Are Recent G2 Reviews of Elastic Email?

**["Reliable Email Delivery With Room to Grow"](https://www.g2.com/survey_responses/elastic-email-review-12075588)**

**Rating:** 4.5/5.0 stars

_— Adam B._

[Read full review](https://www.g2.com/survey_responses/elastic-email-review-12075588)

**["Intuitive and Effective Email Platform"](https://www.g2.com/survey_responses/elastic-email-review-12276097)**

**Rating:** 5.0/5.0 stars

_— Ruben M._

[Read full review](https://www.g2.com/survey_responses/elastic-email-review-12276097)

#### What Are G2 Users Discussing About Elastic Email?

- [What is Elastic Email used for?](https://www.g2.com/discussions/what-is-elastic-email-used-for) - 1 comment

### [MassMailer](https://www.g2.com/products/massmailer/reviews)

MassMailer is the best solution for eliminating Salesforce email limitations when sending mass emails via the mass email wizard or campaigns. The simplest, easiest, and fastest way to send mass emails from within Salesforce Track email statistics, including click-throughs, opens, bounces, invalids, and more. Keep track of which email templates perform better and optimize your emailing. Choose to send an email now or schedule for later.

**Average Rating:** 4.4/5.0

**Total Reviews:** 23

#### How Do G2 Users Rate MassMailer?

- **Has the product been a good partner in doing business?:** 9.1/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.2/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.0/10 (Category avg: 8.6/10)
- **Attachment Activity:** 9.4/10 (Category avg: 8.3/10)

#### Who Is the Company Behind MassMailer?

- **Seller:** [MassMailer, Inc.](https://www.g2.com/sellers/massmailer-inc)
- **Year Founded:** 2006
- **HQ Location:** San Francisco, CA
- **Twitter:** @massmailer\_io  
534 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=6bd2050e8b6e269f476a334ac85419ab07cc046f517cdf2150aaa01c3011fd9c&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fmassmailer-inc%2F&secure%5Burl_type%5D=linkedin_company_website)  
4 employees on LinkedIn®

#### Who Uses This Product?

- **Company Size:** 52% Medium, 39% Small

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

_AI-generated summary from verified user reviews_

##### Pros

- Users commend the **exceptional customer support** from MassMailer, noting quick responses and helpful guidance throughout their experience.
- Users value the **ease of use** in MassMailer, enhancing their productivity with seamless configuration and integration.
- Users value the **easy integration** with Salesforce, enhancing their campaign tracking and overall user experience.
- Users appreciate the **seamless integrations** of MassMailer, enhancing convenience and functionality within their campaigns.
- Users commend the **efficiency** of MassMailer, appreciating its ease of use and seamless integration for effective email campaigns.

##### Cons

- Users find the **template limitations** of MassMailer frustrating, often needing external tools and losing progress unexpectedly.
- Users experience frustrating **data deletion** due to unexpected template builder refreshes, risking lost progress in newsletters and emails.
- Users experience frequent **template builder refresh issues** that lead to lost progress and frustration during newsletter creation.
- Users face frustrating **editing issues** , as unexpected template refreshes can erase progress before saving changes.
- Users find **editing limitations** in MassMailer inconvenient, often needing external editors for more sophisticated newsletters.

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

**["Effortless Mass Mailing with Stellar Support"](https://www.g2.com/survey_responses/massmailer-review-12011727)**

**Rating:** 5.0/5.0 stars

_— Christos K._

[Read full review](https://www.g2.com/survey_responses/massmailer-review-12011727)

**["Exceptional Functionality and Responsive Support"](https://www.g2.com/survey_responses/massmailer-review-12008160)**

**Rating:** 5.0/5.0 stars

_— Lauren B._

[Read full review](https://www.g2.com/survey_responses/massmailer-review-12008160)

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

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

### [SuprSend](https://www.g2.com/products/suprsend/reviews)

SuprSend is a notification infrastructure built for modern product teams who need reliable, scalable, and developer-friendly notifications without building everything from scratch. WHY TEAMS CHOOSE SUPRSEND: Stop Rebuilding Notifications Most teams waste 3-6 months building notification systems that break at scale. SuprSend gives you enterprise-grade infrastructure out of the box so you can ship notifications in days, not months. One API, Every Channel Send to email, SMS, WhatsApp, Slack, MS Teams, mobile push, web push, and in-app—all with a single API call. No more juggling multiple vendor SDKs or maintaining separate integrations. Built for Developers, Loved by Product Teams Developers get clean APIs and SDKs (Node, Python, Java, Go, PHP). Product teams get a no-code workflow builder to create, test, and launch notifications without engineering bottlenecks. Workflows That Actually Work Build smart notification workflows with batching, digests, delays, conditional logic, timezone support, and cross-channel routing. Send the right message, on the right channel, at the right time. WHAT YOU GET: - Unified Notification API - One API for all channels - Template Management - Version-controlled templates with live preview - Workflow Builder - Drag-and-drop workflows with conditions and delays - In-App Inbox & Feed - Drop-in React components for web and mobile - User Preferences - Out-of-the-box preference management - Multi-Tenancy - Per-tenant customization for B2B2C products - Vendor Management - Automatic failover between email/SMS providers - Smart Routing - Intelligent channel selection based on user behavior - Real-time Analytics - Logs, delivery rates, and failure alerts - Data Warehouse Integration - Run campaigns on top of your data BUILT FOR: - SaaS products needing transactional emails (password resets, invoices, alerts) - B2B2C platforms requiring per-tenant notification customization - Growth teams running engagement campaigns across multiple channels - Engineering teams who don't want to build notification infrastructure TRUSTED BY: Startups to scaling companies across SaaS, E-commerce, FinTech, HealthTech, and EdTech rely on SuprSend to handle millions of notifications daily. Try SuprSend for free: https://www.suprsend.com/

**Average Rating:** 4.8/5.0

**Total Reviews:** 127

#### How Do G2 Users Rate SuprSend?

- **Has the product been a good partner in doing business?:** 9.7/10 (Category avg: 9.1/10)

#### Who Is the Company Behind SuprSend?

- **Seller:** [SuprSend](https://www.g2.com/sellers/suprsend)
- **Company Website:** www.suprsend.com
- **Year Founded:** 2022
- **HQ Location:** San Francisco, CA
- **Twitter:** @SuprSend  
102 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=19169b3dd62326f960543ab21f2063675cd3c1e7e3bb664652d3f96378a03e99&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fsuprsend%2F&secure%5Burl_type%5D=linkedin_company_website)  
22 employees on LinkedIn®

#### Who Uses This Product?

- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 73% Small, 22% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **visual workflow builder** for its simplicity and ease of managing notifications without coding.
- Users value the **ease of use** of SuprSend, allowing seamless setup and management of notification workflows without coding.
- Users value the **visual workflow builder** that simplifies managing notification flows efficiently and intuitively.
- Users value the **simplicity and speed of integrations** with SuprSend, enhancing their workflow management efficiently.
- Users value the **easy setup** of SuprSend, enabling personalized notifications without needing engineering support.

##### Cons

- Users feel the analytics features lack depth, noting the **missing features** limit the product’s overall potential.
- Users desire **more features** on SuprSend as marketing notifications currently lack power compared to other platforms.
- Users find the **limited templates** frustrating, wishing for more options and edit capabilities to streamline their workflow.
- Users find the **difficult setup** of SuprSend time-consuming and confusing, but it becomes easier after initial configuration.
- Users find the **learning curve challenging** , especially regarding interface navigation and initial setup, but adjust over time.

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

**["Streamlining Multi-Channel Notifications with Ease"](https://www.g2.com/survey_responses/suprsend-review-12762968)**

**Rating:** 5.0/5.0 stars

_— Rutvik V._

[Read full review](https://www.g2.com/survey_responses/suprsend-review-12762968)

**["SuprSend Makes Multi-Channel Notifications Clean, Scalable, and Developer-Friendly"](https://www.g2.com/survey_responses/suprsend-review-12770173)**

**Rating:** 4.0/5.0 stars

_— Sakshi T._

[Read full review](https://www.g2.com/survey_responses/suprsend-review-12770173)

### [Koncert](https://www.g2.com/products/koncert/reviews)

Koncert is a B2B Sales Engagement platform designed to enhance the efficiency and effectiveness of sales teams through advanced dialer technology. With over 15 years of experience in the industry, Koncert leverages artificial intelligence to facilitate more meaningful conversations and build robust sales pipelines. The platform automates the traditionally manual process of dialing prospects, allowing users to connect with live prospects more efficiently and significantly increase their conversation rates. Targeted primarily at sales professionals and organizations looking to optimize their outreach efforts, Koncert offers a suite of dialer options tailored to various sales workflows. These include the Multi-line AI Parallel Dialer, Single-line AI Flow Dialer, Agent-Assisted Dialer, and Click-to-Call Dialer. Each option integrates seamlessly with leading Customer Relationship Management (CRM) systems, ensuring that sales teams can streamline their processes without disrupting their existing workflows. This adaptability makes Koncert an ideal solution for businesses of all sizes seeking to enhance their sales engagement strategies. The key features of Koncert's dialer technology include automation capabilities that enable sales teams to connect with prospects at an unprecedented scale. By automating the dialing process, sales representatives can focus on engaging with prospects rather than spending time on manual dialing. This not only increases the number of conversations but also optimizes productivity, allowing teams to allocate their time and resources more effectively. The platform also includes AI PitchLab, which trains representatives in real time with AI-powered feedback on tone, pacing, and talk-to-listen ratios, turning every call into a coaching opportunity. Additionally, Koncert offers Waterfall Data Enrichment, which automates prospect list clean-up and boosts connect rates with accurate, enriched data from multiple sources. This feature enhances the quality of leads that sales teams engage with, further improving the likelihood of successful conversions. The platform also provides valuable insights for coaching and training purposes, enabling sales managers to refine their strategies and improve overall team performance. Koncert's AI-driven auto dialer and cadence platform stand out in the B2B sales tools market by offering a comprehensive solution that enhances both conversation rates and pipeline development. The ability to customize dialing strategies based on specific sales workflows ensures that organizations can implement a solution that meets their unique needs. By empowering sales teams to engage more effectively with prospects, Koncert plays a crucial role in driving business growth and achieving sales objectives.

**Average Rating:** 4.6/5.0

**Total Reviews:** 411

#### How Do G2 Users Rate Koncert?

- **Has the product been a good partner in doing business?:** 9.8/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.5/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.0/10 (Category avg: 8.6/10)
- **Attachment Activity:** 8.9/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Koncert?

- **Seller:** [Koncert](https://www.g2.com/sellers/koncert)
- **Company Website:** www.koncert.com
- **Year Founded:** 2004
- **HQ Location:** Windham, NH
- **Twitter:** @koncert  
2 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=4eb4a22b72b71ae1eba1e5d71535eb05cc226351c667da1aa888debe1af354cb&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F2590826%2F&secure%5Burl_type%5D=linkedin_company_website)  
53 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Sales Development Representative, SDR
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 45% Medium, 36% Small

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

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **time-saving capabilities** of Koncert, allowing efficient cold calling and quick data management.
- Users value the **efficiency** of Koncert, allowing for quicker dialing and increased productivity in booking meetings.
- Users love the **efficient lead generation** capabilities of Koncert, boosting their dialing speed and meeting bookings.
- Users appreciate the **ease of use** of Koncert, highlighting its user-friendly design and effective results.
- Users appreciate the **automation features** of Koncert, enabling efficient prospecting without manual dialing hassle.

##### Cons

- Users report frequent **call issues** , including audio glitches and difficulties with dialing multiple lines effectively.
- Users report frequent **dialer issues** , including glitches and difficulties with audio and tracking multiple calls.
- Users experience **slow loading** issues with Koncert during high volume dialing, affecting call flow and synchronization.
- Users experience occasional **software bugs** with Koncert, including crashes and issues with list uploads from Salesforce.
- Users experience a **delay in communication** when calls are picked up, causing frustration during conversations.

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

**["Konsert’s Parallel Dialer, New UI, and AI Notes Supercharge Productivity"](https://www.g2.com/survey_responses/koncert-review-13169696)**

**Rating:** 5.0/5.0 stars

_— Petro C._

[Read full review](https://www.g2.com/survey_responses/koncert-review-13169696)

**["Highly Efficient Calling Solution with Excellent Support"](https://www.g2.com/survey_responses/koncert-review-13089473)**

**Rating:** 5.0/5.0 stars

_— Lam T._

[Read full review](https://www.g2.com/survey_responses/koncert-review-13089473)

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

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

### [plusvibe.ai](https://www.g2.com/products/plusvibe-ai/reviews)

Cold Email Infrastructure That Lands in Inbox PlusVibe is the outbound sending engine built for teams that measure deliverability, not just volume. Every workspace gets isolated sending queues, dedicated IP pools, and per-mailbox health scoring — so one bad domain never takes down the rest of your campaigns. Most cold email tools bolt on "deliverability features" as an afterthought. PlusVibe treats sending infrastructure as the product. Your warmup runs on adaptive throttling that mirrors real human behavior. Your sending routes through ESP-aware logic that picks the right path for Gmail, Outlook, and Google Workspace inboxes. Your reputation stays clean because the system catches problems before they hit your metrics. Built for Agencies and Scale Operations If you manage outbound for multiple clients, PlusVibe gives you fully isolated workspaces — separate domains, separate IPs, separate warmup pools. One client's aggressive sending never bleeds into another's deliverability. Invite your team, assign permissions, and run 50 client accounts from one dashboard without the spreadsheet chaos. What Makes PlusVibe Different - Isolated sending infrastructure per workspace — dedicated IPs and sending queues that prevent cross-contamination between clients - Adaptive warmup engine — volume curves that respond to real-time bounce and engagement signals, not fixed schedules - Per-mailbox health scoring — every connected inbox gets a live deliverability grade so you catch issues before campaigns stall - ESP-aware routing — sends are optimized based on whether they're hitting Gmail, Outlook, or Google Workspace - Unlimited mailboxes and warmup slots — connect as many inboxes as you need with no per-seat upcharges - Built-in email verification — clean your lists before sending so your bounce rate stays low - Real reply detection — inbox rotation with smart reply tracking that actually works across threads - Agency workspaces — client-level isolation with team permissions, white-label ready PlusVibe is used by B2B agencies, SDR teams, and outbound-led founders who got tired of watching their deliverability decay on platforms that treat infrastructure as someone else's problem.

**Average Rating:** 4.8/5.0

**Total Reviews:** 66

#### How Do G2 Users Rate plusvibe.ai?

- **Has the product been a good partner in doing business?:** 9.8/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.0/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.5/10 (Category avg: 8.6/10)
- **Attachment Activity:** 7.9/10 (Category avg: 8.3/10)

#### Who Is the Company Behind plusvibe.ai?

- **Seller:** [plusvibe.ai](https://www.g2.com/sellers/plusvibe-ai)
- **Company Website:** www.plusvibe.ai
- **Year Founded:** 2023
- **HQ Location:** Philadelphia, US
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=c7fb8723aa0d592bb7712dc745e70fdee5894a9f150306bdd9aaf986a8340d00&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fplusvibe%2F&secure%5Burl_type%5D=linkedin_company_website)  
6 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** CEO, Founder
- **Top Industries:** Marketing and Advertising, Computer Software
- **Company Size:** 94% Small, 6% Medium

#### What Do G2 Reviewers Say About plusvibe.ai?

_AI-generated summary from verified user reviews_

##### Pros

- Users appreciate the **ease of use** of plusvibe.ai, enjoying smooth automation and intuitive design for lead generation.
- Users highlight the **excellent customer support** of Plusvibe.ai, praising their quick responses and genuine care for users.
- Users praise the **exceptional customer support** from plusvibe.ai, noting their responsiveness and genuine care for users' needs.
- Users find PlusVibe.ai to be an **affordable option** with excellent features, making email management hassle-free.
- Users appreciate the **intuitive interface** of plusvibe.ai, making setup and navigation quick and easy.

##### Cons

- Users express disappointment over the **missing features** , such as an iOS app and limited scheduling options for campaigns.
- Users express concerns about **limited features** , particularly missing API access and inadequate functionality for lower plans.
- Users find the **poor UI design** challenging initially, noting the need for improvements and smoother functionality.
- Users express concern about the **expensive pricing** of plusvibe.ai, particularly for access to API features.
- Users find that there is a **learning curve** with PlusVibe.ai, requiring time to adapt to the UI and features.

#### What Are Recent G2 Reviews of plusvibe.ai?

**["Superior Cold Email Tool"](https://www.g2.com/survey_responses/plusvibe-ai-review-12982768)**

**Rating:** 5.0/5.0 stars

_— Dillon A._

[Read full review](https://www.g2.com/survey_responses/plusvibe-ai-review-12982768)

**["Increaible customer support and UI/UX"](https://www.g2.com/survey_responses/plusvibe-ai-review-13168067)**

**Rating:** 5.0/5.0 stars

_— Qasim K._

[Read full review](https://www.g2.com/survey_responses/plusvibe-ai-review-13168067)

### [QuickMail](https://www.g2.com/products/quickmail/reviews)

QuickMail is a tool to automate email and LinkedIn outreach for sales and marketing. If you or your team are looking to build a predictable sales pipeline, reaching out to cold prospects by email in order to generate new leads, you'll love QuickMail. Whether you are in a meeting, on the phone, or even asleep, QuickMail will stay on top of your outreach, contacting the right number of prospects each day and following up with the ones who haven’t replied. That way, you and your team can focus on more important things, like moving engaged prospects further down the customer journey. With QuickMail, you get to send highly personalized emails straight from your inbox while enjoying the latest technology to maximize email deliverability.

**Average Rating:** 4.7/5.0

**Total Reviews:** 119

#### How Do G2 Users Rate QuickMail?

- **Has the product been a good partner in doing business?:** 9.3/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.2/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.9/10 (Category avg: 8.6/10)
- **Attachment Activity:** 8.7/10 (Category avg: 8.3/10)

#### Who Is the Company Behind QuickMail?

- **Seller:** [QuickMail.io](https://www.g2.com/sellers/quickmail-io)
- **Year Founded:** 2014
- **HQ Location:** Zug, Zurich
- **Twitter:** @quickmailapp  
245 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=be7ab13986e10db8914e60604af5da0370e7e24a5f31589048b491a26989d032&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F5241297%2F&secure%5Burl_type%5D=linkedin_company_website)  
21 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, CEO
- **Top Industries:** Marketing and Advertising, Staffing and Recruiting
- **Company Size:** 79% Small, 14% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **automation capabilities** of QuickMail, enhancing efficiency and effectiveness in cold email outreach campaigns.
- Users highlight the **strong automation features** of QuickMail, significantly enhancing outreach efficiency and campaign effectiveness.
- Users rave about the **unmatched customer support** from QuickMail, making it easy to use and effective for outreach.
- Users love the **ease of use** of QuickMail, finding it intuitive and simple to set up without training.
- Users highlight the **helpful automation and analytics** of QuickMail, enhancing email outreach and improving campaign effectiveness.

##### Cons

- Users note a challenging **learning curve** for new users, requiring time to master advanced features and settings.
- Users find the **campaign management issues** in QuickMail a bit challenging, especially with complex setups and missed notifications.
- Users find the **AI categorization can be inaccurate** , which may lead to miscommunication and inefficiencies.
- Users express concern over **missed campaign notifications** , leading to potential errors in campaign management.
- Users are frustrated with the **email spamming** issues that hinder the effectiveness of QuickMail's service.

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

**["Automated Outreach Made Simple"](https://www.g2.com/survey_responses/quickmail-review-12535605)**

**Rating:** 5.0/5.0 stars

_— Sajawal Z._

[Read full review](https://www.g2.com/survey_responses/quickmail-review-12535605)

**["Effortless Email Integration and Management"](https://www.g2.com/survey_responses/quickmail-review-12757686)**

**Rating:** 5.0/5.0 stars

_— Divine M._

[Read full review](https://www.g2.com/survey_responses/quickmail-review-12757686)

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

- [How can I warm up my email for free?](https://www.g2.com/discussions/how-can-i-warm-up-my-email-for-free)
- [What is the best platform to send cold emails from?](https://www.g2.com/discussions/what-is-the-best-platform-to-send-cold-emails-from)
- [How does QuickMail work?](https://www.g2.com/discussions/how-does-quickmail-work)
- [What is QuickMail?](https://www.g2.com/discussions/what-is-quickmail)

### [Cirrus Insight](https://www.g2.com/products/cirrus-insight/reviews)

From CRM hygiene to AI-orchestrated selling, Cirrus is uniquely positioned to fuel your end-to-end sales engine. For over a decade, we’ve been listening, logging, and capturing the relationship history inside Gmail, Outlook, and Salesforce, so your CRM has the clean, complete data it needs to work. Cirrus automates pipeline creation, actively manages deals, and equips every meeting with prep and follow-up without pulling reps out of their inbox. The result is a sales organization that’s proactive instead of reactive: calendars stay full, buyer committees stay engaged, and forecasts reflect reality. Whether you’re an admin, sales leader, rep, or advisor, Cirrus keeps the GTM motion aligned and your CRM pristine, so you can predict, prioritize, and win faster. What Cirrus does best: Build Pipeline: Intelligent scheduling and instant lead routing/assignment to keep calendars full and funnels fresh. Manage Pipeline: Always-on CRM hygiene, a pipeline health view, process guidance, buyer-committee mapping, and real-time engagement signals so no deal goes dark. Win Every Meeting: Automated pre-meeting briefs, live coaching and nudges and proposals/ROI builders for momentum in every interaction. Sell Smarter: Analytics and forecasting powered by trustworthy data, plus relationship and deal intelligence that surface what truly drives revenue. Teams choose Cirrus because we have Salesforce data you can trust, AI that actually performs because it’s trained on clean historical context, and inbox-native workflows for Gmail and Outlook that reps love and adopt.

**Average Rating:** 4.2/5.0

**Total Reviews:** 1,467

#### How Do G2 Users Rate Cirrus Insight?

- **Has the product been a good partner in doing business?:** 8.3/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 8.4/10 (Category avg: 8.7/10)
- **Email Categorization:** 7.8/10 (Category avg: 8.6/10)
- **Attachment Activity:** 8.1/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Cirrus Insight?

- **Seller:** [Cirrus Insight](https://www.g2.com/sellers/cirrus-insight)
- **Company Website:** www.cirrusinsight.com
- **Year Founded:** 2011
- **HQ Location:** Irvine, CA
- **Twitter:** @cirrusinsight  
3,188 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=a580632dd1231d7d655f633d6055a22252502c5fc8614dfb9edf3c83328649da&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F2377476%2F&secure%5Burl_type%5D=linkedin_company_website)  
34 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Account Manager
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 46% Medium, 37% Small

#### What Do G2 Reviewers Say About Cirrus Insight?

_AI-generated summary from verified user reviews_

##### Pros

- Users appreciate the **sophisticated Salesforce integration** of Cirrus Insight, enhancing CRM adoption and simplifying workflow.
- Users value the **seamless calendar scheduling** of Cirrus Insight, enhancing their efficiency and productivity in managing sales.
- Users value the **seamless integrations** of Cirrus Insight with Outlook and Gmail, enhancing CRM functionality and user experience.
- Users highlight the **ease of use** of Cirrus Insight, finding it user-friendly for syncing data with Salesforce.
- Users praise the **convenience of calendar sync** in Cirrus Insight, enhancing efficiency and streamlining appointment management.

##### Cons

- Users desire **missing features** like better admin controls and event customization options in Cirrus Insight.
- Users find the **learning curve challenging** , needing extra effort to adapt and navigate through the settings effectively.
- Users find Cirrus Insight's setup to be **not intuitive** , requiring excessive customer support and complicating the experience.
- Users express dissatisfaction with **poor customer support** , citing lack of responsiveness and inconvenient cancellation processes.
- Users express frustration with the **slow loading** times, particularly during initial setup and sync processes.

#### What Are Recent G2 Reviews of Cirrus Insight?

**["Excellent Cirrus Insight Team Support Managers"](https://www.g2.com/survey_responses/cirrus-insight-review-12733409)**

**Rating:** 4.5/5.0 stars

_— Verified User in Higher Education_

[Read full review](https://www.g2.com/survey_responses/cirrus-insight-review-12733409)

**["Cirrus Insight"](https://www.g2.com/survey_responses/cirrus-insight-review-8037804)**

**Rating:** 5.0/5.0 stars

_— Christy S._

[Read full review](https://www.g2.com/survey_responses/cirrus-insight-review-8037804)

#### What Are G2 Users Discussing About Cirrus Insight?

- [Can someone help me understand how to sync Cirrus Insight with my CRM for tracking customer interactions?](https://www.g2.com/discussions/can-someone-help-me-understand-how-to-sync-cirrus-insight-with-my-crm-for-tracking-customer-interactions)
- [What is Cirrus Insight used for?](https://www.g2.com/discussions/what-is-cirrus-insight-used-for)

### [Mailbutler](https://www.g2.com/products/mailbutler/reviews)

This is Mailbutler, the email plugin which makes your inbox smarter. Mailbutler gives you a multitude of useful, productivity-boosting features which you can access right in your inbox. It improves on the native features of your Apple Mail, Gmail or Outlook email client by offering smart functionality. It offers an artificial intelligence-powered email assistant that can write messages for you, Cloud Delivery so your scheduled email can be sent even if your computer is offline, advanced email tracking which doesn't require approval from your recipient, and a powerful Contacts feature which can help you improve your customer relationships, among many other smart, inbox-enhancing features. These include: • Smart Assistant: An AI-powered email assistant that writes, summarizes and improves messages, finds tasks and contacts, and responds for you. • Smart Send Later: Smart scheduling functionality to help you optimize your email delivery times. • Recipient Optimized Scheduling: Suggests the best time for you to send an email to maximize your chances of it being opened. • Email Tracking: Find out when, where, and how often your email or link was opened. For those using iCloud or IMAP email addresses, see exactly who has opened your email when you send a message to multiple recipients. Also send tracked emails from your mobile phone. • Snooze: Snooze less important emails temporarily and they’ll reappear at a time of your choosing. • Contacts: Get essential insights into your contacts to maintain peak customer communication. • Signatures: Beautiful and professional email signatures with extensive creative control. • Templates: Craft message templates to increase productivity and efficiency. • Tasks: Always remember to take action. Attach tasks to your contacts and emails and keep your to-dos organized. • Notes: Never forget anything again. Add notes to your contacts and emails so you never forget any important information. • Collaborators: Be consistent. Share contacts, notes, tasks, signatures, templates and more with your team members. === Why Mailbutler? === • We’re constantly upgrading and revamping features based on customer feedback • Mailbutler integrates directly and easily into your email client • Cross-platform functionality means if other members of your team are using other email clients, Mailbutler still works perfectly • All your messages are secure and never accessed or read by Mailbutler • Every user gets a 14-day free trial with no credit card required • Our dedicated customer support team responds to all queries within 24 hours === Testimonials === “Without a doubt, I recommend Mailbutler. It’s revolutionized my inbox.” Hollie Barac, Accountability and Productivity Partner “Mailbutler’s support feels personal and it’s what sets them apart from so many other companies.” Craig Bowman, President of Common Ground Consulting “With Email Tracking I can focus my energy on serving clients instead of chasing emails.” Charlene Brown, Owner of Bklyn Custom Designs === Got questions? === Contact us anytime at support@mailbutler.io Head to our Support Center for detailed help on using Mailbutler === Connect with us! === Facebook: https://www.facebook.com/mailbutler/ Twitter: https://twitter.com/mailbutler LinkedIn: https://www.linkedin.com/company/mailbutler-gmbh/

**Average Rating:** 4.4/5.0

**Total Reviews:** 64

#### How Do G2 Users Rate Mailbutler?

- **Has the product been a good partner in doing business?:** 9.7/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.5/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.3/10 (Category avg: 8.6/10)
- **Attachment Activity:** 6.7/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Mailbutler?

- **Seller:** [Mailbutler GmbH](https://www.g2.com/sellers/mailbutler-gmbh)
- **Year Founded:** 2015
- **HQ Location:** Berlin
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=1368fd046ef84664dc8596a4839086077aba070f4a054877aeb8404acf962a29&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fmailbutler-gmbh%2F&secure%5Burl_type%5D=linkedin_company_website)  
19 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** CEO
- **Top Industries:** Marketing and Advertising
- **Company Size:** 81% Small, 9% Medium

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

_AI-generated summary from verified user reviews_

##### Pros

- Users find Mailbutler's Smart Plan to be **affordable** while providing a comprehensive set of professional tools for email tasks.
- Users praise the **AI Integration** in Mailbutler for enhancing professionalism and streamlining email tasks effectively.
- Users appreciate the **excellent customer satisfaction** provided by Mailbutler, enhancing their email experience with effective tools.
- Users admire Mailbutler's **responsive customer support** , which enhances their overall email productivity and experience.
- Users find **Mailbutler's ease of use** outstanding, appreciating the efficient tools that enhance email professionalism.

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

**["Detailed e-mail tracking with loads of other features"](https://www.g2.com/survey_responses/mailbutler-review-9679498)**

**Rating:** 5.0/5.0 stars

_— Klaudia ._

[Read full review](https://www.g2.com/survey_responses/mailbutler-review-9679498)

**["Mailbutler Is a Must Have Extension for Your Email Client!"](https://www.g2.com/survey_responses/mailbutler-review-10923182)**

**Rating:** 5.0/5.0 stars

_— Jack V._

[Read full review](https://www.g2.com/survey_responses/mailbutler-review-10923182)

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

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

### [Woodpecker.co](https://www.g2.com/products/woodpecker-co-woodpecker-co/reviews)

Woodpecker makes it easy for B2B businesses to scale through effective cold outreach campaigns. It covers all you need for cold email in one place: → SENDING COLD EMAILS. Woodpecker’s unique sending algorithm and features like Inbox rotation, Adaptive sending and ESP matching help you get extra deliverability (our top customers get 99%). → BUYING DOMAINS AND EMAILS with SPF, DKIM and DMARC pre-configured (Google, Microsoft or custom cold email providers). Saves you time and reduces the risk of errors in your setup. → Free EMAIL WARM-UP builds your sender reputation needed for safely delivering emails to primary inboxes (instead of spam folders). → Free and unlimited CATCH-ALL EMAIL VERIFICATION reduces your email bounces by leaving out email addresses that are expired, fake or misspelled. → Adding LINKEDIN INVITES, MESSAGES OR PROFILE VISITS to email campaigns, so you can multiply your reply rates with more touchpoints. → Finding B2B LEADS FOR COLD OUTREACH in a +1B database. You get 400 free Lead Finder credits monthly. → Managing client campaigns in a DEDICATED AGENCY PANEL. (Separate databases so there are no mix-ups. Bulk campaign actions - start, pause, stop. Fast loading times at high data volume. 99% uptime.) You can add unlimited accounts and unlimited team members for free. Integrations: Use the built-in integrations with HubSpot, Pipedrive, Clay and others. Use API, Webhooks and MCP Server for custom integrations.

**Average Rating:** 4.5/5.0

**Total Reviews:** 103

#### How Do G2 Users Rate Woodpecker.co?

- **Has the product been a good partner in doing business?:** 8.5/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 8.5/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.2/10 (Category avg: 8.6/10)
- **Attachment Activity:** 7.7/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Woodpecker.co?

- **Seller:** [Woodpecker.co](https://www.g2.com/sellers/woodpecker-co)
- **Year Founded:** 2015
- **HQ Location:** Wroclaw, Poland
- **Twitter:** @Woodpeckerapp  
3,296 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=6089ac64f8d64f8b7b8d8c33e279e7e6132598a97dfd599990a7c3afbc35a978&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F6387173%2F&secure%5Burl_type%5D=linkedin_company_website)  
82 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Founder, CEO
- **Top Industries:** Marketing and Advertising, Information Technology and Services
- **Company Size:** 71% Small, 18% Medium

#### What Do G2 Reviewers Say About Woodpecker.co?

_AI-generated summary from verified user reviews_

##### Pros

- Users praise the **responsive customer support** at Woodpecker.co, highlighting their helpfulness and dedication to user success.
- Users find Woodpecker.co to be **incredibly easy to use** , enjoying seamless integration and an intuitive experience.
- Users praise the **easy setup** of Woodpecker.co, allowing for seamless integration and immediate campaign launches.
- Users appreciate the **automation capabilities** of Woodpecker.co, enhancing efficiency and success in email outreach campaigns.
- Users find that Woodpecker.co offers **time-saving features** that streamline campaign setups and follow-ups effectively.

##### Cons

- Users find the **missing features** of Woodpecker.co, like plan limits and manual tasks, hinder their campaign efficiency.
- Users find **difficult navigation** in Woodpecker.co, making it hard to quickly understand campaign statuses and access support.
- Users find the **limited integrations** with LinkedIn frustrating, requiring manual input for better campaign management.
- Users face **poor lead quality** , as plan limits and the LeadFinder feature hinder effective prospecting efforts.
- Users experience **slow performance** when delivering emails and using features, though improvements are anticipated from the Woodpecker team.

#### What Are Recent G2 Reviews of Woodpecker.co?

**["Effortless Lead Generation with Exceptional Support"](https://www.g2.com/survey_responses/woodpecker-co-review-12030132)**

**Rating:** 5.0/5.0 stars

_— Dominik W._

[Read full review](https://www.g2.com/survey_responses/woodpecker-co-review-12030132)

**["Simplifying Cold Email Outreach for Higher Engagement and Productivity"](https://www.g2.com/survey_responses/woodpecker-co-review-11461205)**

**Rating:** 5.0/5.0 stars

_— Sanjay K._

[Read full review](https://www.g2.com/survey_responses/woodpecker-co-review-11461205)

#### What Are G2 Users Discussing About Woodpecker.co?

- [How do you use a woodpecker?](https://www.g2.com/discussions/how-do-you-use-a-woodpecker)
- [What is Woodpecker website?](https://www.g2.com/discussions/what-is-woodpecker-website)
- [What is Woodpecker company?](https://www.g2.com/discussions/what-is-woodpecker-company)
- [What is Woodpecker software?](https://www.g2.com/discussions/what-is-woodpecker-software)

### [Vendasta Yesware](https://www.g2.com/products/vendasta-yesware/reviews)

Vendasta Yesware is a sales outreach solution that helps you with email tracking, automated sales sequences, email templates and sales automation. It works out of your Gmail or Outlook inbox and syncs activities to the CRM, empowering sales reps and managers to drive better results without switching tabs, systems, or workflows. From the first cold email until you close the deal, know what’s working, who’s ready to buy, when to follow up and what messaging to use. It’s simple to set up and easy to use, helping you close more deals without the complexity of “enterprise” sales software. Companies like Netbrain, General Assembly and BMO use Yesware for sales. To learn more, visit www.yesware.com.

**Average Rating:** 4.4/5.0

**Total Reviews:** 799

#### How Do G2 Users Rate Vendasta Yesware?

- **Has the product been a good partner in doing business?:** 8.7/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 8.6/10 (Category avg: 8.7/10)
- **Email Categorization:** 8.4/10 (Category avg: 8.6/10)
- **Attachment Activity:** 8.4/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Vendasta Yesware?

- **Seller:** [Vendasta](https://www.g2.com/sellers/vendasta)
- **Year Founded:** 2008
- **HQ Location:** Saskatchewan
- **Twitter:** @Vendasta  
3,930 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=b6544d4f9729fc9e50198db32a7076ab16ab3af165e6fcdb3dd871aa2845ce6e&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F203666%2F&secure%5Burl_type%5D=linkedin_company_website)  
745 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Account Manager
- **Top Industries:** Computer Software, Internet
- **Company Size:** 45% Small, 45% Medium

#### What Do G2 Reviewers Say About Vendasta Yesware?

_AI-generated summary from verified user reviews_

##### Pros

- Users value the **reliable outreach capabilities** of Yesware, appreciating its intuitive design and comprehensive campaign management.
- Users value the **intuitive setup and comprehensive features** of Vendasta Yesware, enhancing CRM tasks efficiently.
- Users find Vendasta Yesware to be **extremely easy to use** , delivering reliable and intuitive email automation effortlessly.
- Users value the **easy scheduling** features of Yesware, appreciating its reliable outreach capabilities and integration options.
- Users appreciate the **effective scheduling** features of Vendasta Yesware, enhancing their outreach and campaign management.

##### Cons

- Users experience **poor customer support** , often receiving no responses to issues and struggling with product functionality.
- Users express frustration with **poor support** , as unresolved issues significantly hinder their experience and access to features.
- Users find the **contact importing process difficult** , expressing frustration over lack of support and communication for upgrades.
- Users face **significant limitations** with Vendasta Yesware, particularly regarding unresponsive support and non-functioning features.
- Users find Vendasta Yesware has **limited functionality** , making it difficult for larger operations to scale effectively.

#### What Are Recent G2 Reviews of Vendasta Yesware?

**["Reliable Cold Email Automation That Just Works"](https://www.g2.com/survey_responses/vendasta-yesware-review-12371651)**

**Rating:** 5.0/5.0 stars

_— Shaw A._

[Read full review](https://www.g2.com/survey_responses/vendasta-yesware-review-12371651)

**["So much more than a CRM, love love ........."](https://www.g2.com/survey_responses/vendasta-yesware-review-11495297)**

**Rating:** 4.5/5.0 stars

_— Christine R._

[Read full review](https://www.g2.com/survey_responses/vendasta-yesware-review-11495297)

#### What Are G2 Users Discussing About Vendasta Yesware?

- [What is Yesware used for?](https://www.g2.com/discussions/what-is-yesware-used-for) - 1 comment
- [How do I use yesware?](https://www.g2.com/discussions/how-do-i-use-yesware)
- [Is yesware free?](https://www.g2.com/discussions/is-yesware-free)
- [Is yesware safe?](https://www.g2.com/discussions/is-yesware-safe) - 1 comment
- [What is yesware?](https://www.g2.com/discussions/what-is-yesware)

### [Inbox Monster](https://www.g2.com/products/inbox-monster/reviews)

Inbox Monster helps email teams send epic messages to every inbox. With creative rendering and deliverability tools, you can find your email rawwwr. Expert Services: Truth: You need an expert by your side. Sending email is a lot. And the rules are constantly changing. That’s why having proactive support to help you make it to the inbox is just worth it. For your sanity and bottom line. Creative Suite: Creative testing, with a glow up. We’re doing email testing a little different. There’s a new way to test out your email creative. Get previews of your emails, plus killer diagnostics to help you get closer to perfect. So you can send with confidence. Not sweaty palms. Deliverability Suite: Don’t be a spammer. Like, ever. Deliver more from your email program. More emails in the inbox. More revenue from your program. More kudos from your boss. Get the new way to dig into all aspects of your email deliverability. SMS Suite: Reach the phone obsessed. (So, everyone.) Flawless delivery for the small screen. Are your text campaigns landing with your audience? Monitor performance across carriers in the U.S. and Canada, with the first view of SMS deliverability and rendering.

**Average Rating:** 4.9/5.0

**Total Reviews:** 56

#### How Do G2 Users Rate Inbox Monster?

- **Has the product been a good partner in doing business?:** 10.0/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 8.9/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.4/10 (Category avg: 8.6/10)
- **Attachment Activity:** 7.5/10 (Category avg: 8.3/10)

#### Who Is the Company Behind Inbox Monster?

- **Seller:** [Inbox Monster](https://www.g2.com/sellers/inbox-monster)
- **Company Website:** inboxmonster.com
- **HQ Location:** CHARLOTTE, North Carolina
- **Twitter:** @inboxmonsters  
56 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=6bc4a6cdfe480a21526295ab00a9f6b53a561101e48148b7d44f5702b76041d5&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F71257463&secure%5Burl_type%5D=linkedin_company_website)  
29 employees on LinkedIn®

#### Who Uses This Product?

- **Top Industries:** Financial Services, Marketing and Advertising
- **Company Size:** 46% Medium, 41% Large

#### What Do G2 Reviewers Say About Inbox Monster?

_AI-generated summary from verified user reviews_

##### Pros

- Users find Inbox Monster's **ease of use** beneficial, enabling quick onboarding and effective deliverability monitoring.
- Users commend the **exceptional customer support** of Inbox Monster, noting its helpfulness and proactive assistance in resolving issues.
- Users commend Inbox Monster for its **deliverability improvement** , significantly enhancing sender reputation and inbox placement rates.
- Users value the **exceptional customer support** and proactive assistance that enhances their experience with Inbox Monster.
- Users praise the **reliability** of Inbox Monster, highlighting excellent support and significant improvements in email deliverability.

##### Cons

- Users experience **outdated data** in Inbox Monster, leading to confusion and missed opportunities for actionable insights.
- Users find the **difficult setup** of Inbox Monster challenging, especially when managing multiple journeys and analyses.
- Users find Inbox Monster **expensive** compared to other platforms, feeling the additional costs detract from its overall value.
- Users find the **inaccurate data** from Inbox Monster challenging, impacting their ability to act on information effectively.
- Users experience a **learning curve** with Inbox Monster's UI, needing time to understand and utilize all features.

#### What Are Recent G2 Reviews of Inbox Monster?

**["Josie Makes Inbox Monster Feel Like an Extension of Our Team"](https://www.g2.com/survey_responses/inbox-monster-review-13108044)**

**Rating:** 5.0/5.0 stars

_— Jennifer N._

[Read full review](https://www.g2.com/survey_responses/inbox-monster-review-13108044)

**["World-Class Deliverability Support Backed by a Powerful Platform"](https://www.g2.com/survey_responses/inbox-monster-review-12884615)**

**Rating:** 4.5/5.0 stars

_— Steve D._

[Read full review](https://www.g2.com/survey_responses/inbox-monster-review-12884615)

### [FlashRev](https://www.g2.com/products/flashrev/reviews)

FlashRev OS is a cutting-edge Agentic AI platform that enhances sales and customer experience (CX) by leveraging autonomous AI agents, omnichannel engagement, and hyper-personalized interactions. Our AI-powered solutions help businesses unlock 30% more conversions and achieve 25% higher customer retention while significantly reducing operational costs. Core Capabilities & Features - Unified GTM stack: FlashRev integrates multiple sales and outreach tools in one interface — from data enrichment, lead generation, outreach sequencing, to calling and engagement. - AI-driven prospecting & lead generation: It can generate high-quality lead lists using large B2B databases and data enrichment, help segment and prioritize leads, and perform real-time company research and analysis. - Omnichannel outreach: Supports outreach via multiple channels — email, phone (call), SMS / messaging / social — allowing companies to reach prospects in the way that works best. - Automated & high-volume calling: Through an “AI Parallel Dialer,” FlashRev can dial many contacts simultaneously (e.g. up to 10 at once), dramatically increasing outreach volume and improving connection rates. - Automated follow-up & messaging sequences: Once leads are identified, FlashRev can run outreach sequences — sending personalized emails or messages automatically, following up, and managing schedule/appointments. - CRM and CRM-stack integration: FlashRev integrates with existing CRM tools, enabling seamless workflow from lead generation to deal tracking.

**Average Rating:** 4.6/5.0

**Total Reviews:** 664

#### How Do G2 Users Rate FlashRev?

- **Has the product been a good partner in doing business?:** 9.3/10 (Category avg: 9.1/10)
- **Email Platform Integration:** 9.4/10 (Category avg: 8.7/10)
- **Email Categorization:** 9.4/10 (Category avg: 8.6/10)
- **Attachment Activity:** 9.2/10 (Category avg: 8.3/10)

#### Who Is the Company Behind FlashRev?

- **Seller:** [FlashIntel](https://www.g2.com/sellers/flashintel)
- **Year Founded:** 2022
- **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=309633225bc85c31d78502734fbe8163357350c96b364dedf5c53503a43e4fdf&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fmyflashcloud%2F&secure%5Burl_type%5D=linkedin_company_website)  
72 employees on LinkedIn®

#### Who Uses This Product?

- **Who Uses This:** Account Executive, Sr. BDR
- **Top Industries:** Information Technology and Services, Computer Software
- **Company Size:** 56% Medium, 37% Small

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

_AI-generated summary from verified user reviews_

##### Pros

- Users find FlashIntel to be **easy to use** , enhancing team management and streamlining sales processes effectively.
- Users praise FlashIntel for its **AI-driven simplicity** , enhancing team management and providing valuable market insights effortlessly.
- Users rave about the **efficient lead generation** of FlashIntel, praising its powerful features and data insights.
- Users value the **automation features** of FlashIntel, enhancing efficiency in lead generation and team management.
- Users value the **effective AI-driven sales intelligence** of FlashIntel, enhancing team monitoring and insightful decision-making.

##### Cons

- Users encounter **outdated data** issues that affect accuracy, though it's a common challenge with lead generation tools.
- Users experience **outdated information** with FlashIntel, leading to lost time and unreliable sales intelligence.
- Users experience **inaccurate data** occasionally, requiring extra effort to filter for the European market's specific needs.
- Users report **data inaccuracy** issues with FlashIntel, noting outdated information can hinder effective communication efforts.
- Users often face **data accuracy issues** with FlashIntel, as information can be outdated or inaccurate at times.

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

**["Revolutionary Auto Dialer That 3x Boosts My Outbound Operations"](https://www.g2.com/survey_responses/flashrev-review-11220704)**

**Rating:** 5.0/5.0 stars

_— Anna k._

[Read full review](https://www.g2.com/survey_responses/flashrev-review-11220704)

**["Remarkable Sales Intelligence App, but Calls for Data Refinement"](https://www.g2.com/survey_responses/flashrev-review-11679329)**

**Rating:** 4.5/5.0 stars

_— Sunnysher H._

[Read full review](https://www.g2.com/survey_responses/flashrev-review-11679329)

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