Top Free Email Tracking Software - Page 3

How Many Email Tracking Software Products Does G2 Track?

Total Products under this Category: 228

Category Stats (Nov 2026)

  • Average Rating: 4.47/5 (↑0.01 vs Oct 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Mailarrow (+8.82%) - Among all products in this category, Mailarrow recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank Email Tracking Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 128,200+ Authentic Reviews
  • 228+ 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

Highlighted products: HubSpot Sales Hub, Salesforce Sales Cloud, Pipedrive, monday CRM, Salesloft, Brevo, GTM Workspace - Powered by ZoomInfo, and Instantly.

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=pipedrive&focus%5B%5D=monday-crm&focus%5B%5D=salesloft&focus%5B%5D=brevo-brevo&focus%5B%5D=gtm-workspace-powered-by-zoominfo&focus%5B%5D=instantly)

Klenty

Klenty is an AI Sales Engagement Platform and Sales Dialer 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: 389

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How Do G2 Users Rate Klenty?

  • Has the product been a good partner in doing business?: 8.9/10 (Category avg: 9.0/10)
  • 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
  • Year Founded: 2016
  • HQ Location: Palo Alto, CA
  • LinkedIn® Page: www.linkedin.com
    140 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, 21% Medium

What Do G2 Reviewers Say About Klenty?

AI-generated summary from verified user reviews

Pros
  • Users find Klenty's automation features invaluable for simplifying outreach and improving sales efficiency.
  • Users appreciate the helpful support team of Klenty, ensuring quick and effective resolution of their inquiries.
  • Users find Klenty's customer support exceptional, with responsive and helpful team members tackling issues efficiently.
  • Users praise Klenty for its ease of use, appreciating intuitive features that enhance cold outreach and email automation.
  • Users value the seamless integrations with LinkedIn and CRMs, enhancing their outbound sales automation experience.
Cons
  • Users face integration challenges with Klenty, making it difficult to fully leverage its capabilities.
  • Users feel the absence of key features, like reliable integrations and data enrichment tools, limits Klenty's effectiveness.
  • Users face a steep learning curve with Klenty due to unclear instructions and limited support for international users.
  • Users experience terrible customer service and find the campaign management features cumbersome and lacking in analytics.
  • Users report technical issues with Klenty, including poor customer service, integration problems, and cumbersome functionality.

What Are Recent G2 Reviews of Klenty?

MassMailer

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: 9.0/10)
  • 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?

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 value the exceptional customer support provided by MassMailer, which greatly enhances the user experience and efficiency.
  • Users value the ease of use of MassMailer, benefiting from a simple setup and supportive customer service.
  • Users value the easy integration of MassMailer, enhancing their marketing efforts with seamless setup and support.
  • Users value the seamless integrations of MassMailer, enhancing campaign tracking and simplifying email project management.
  • Users rave about the efficiency of MassMailer, praising its ease of use and support for large-scale campaigns.
Cons
  • Users find the template limitations of MassMailer frustrating, often needing external editors for advanced HTML customization.
  • Users are frustrated by the unexpected data deletion in MassMailer due to template builder refresh issues.
  • Users often experience unexpected template refreshes that result in lost progress when creating newsletters or emails.
  • Users face editing issues with MassMailer, as unexpected refreshes can lead to lost progress in template building.
  • Users find editing limitations in MassMailer frustrating, often needing external tools for advanced HTML adjustments.

What Are Recent G2 Reviews of MassMailer?

What Are G2 Users Discussing About MassMailer?

Mailbutler

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: 4.5/5.0

Total Reviews: 65

How Do G2 Users Rate Mailbutler?

  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 9.0/10)
  • 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?

Who Uses This Product?

  • Who Uses This: CEO
  • Top Industries: Marketing and Advertising
  • Company Size: 82% Small, 9% Medium

What Do G2 Reviewers Say About Mailbutler?

AI-generated summary from verified user reviews

Pros
  • Users find Mailbutler's cost-effective pricing compelling, especially with the comprehensive features of the Smart Plan.
  • Users value the AI Integration in Mailbutler, enhancing email professionalism and streamlining tasks effortlessly.
  • Users value the excellent customer satisfaction provided by Mailbutler, enhancing their email experience with reliable features.
  • Users rave about the excellent customer support of Mailbutler, making email tasks easier and more professional.
  • Users find Mailbutler's ease of use exceptional, enhancing the professionalism and efficiency of their email tasks.

What Are Recent G2 Reviews of Mailbutler?

What Are G2 Users Discussing About Mailbutler?

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Inboxplus

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: 9.0/10)
  • 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?

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 find the time-saving features of InboxPlus invaluable for managing communications and enhancing productivity.
  • Users love the automation features of Inboxplus, which streamline follow-ups and enhance communication efficiency.
  • Users highlight effective automation of follow-ups with Inboxplus, resulting in improved conversions and high ROI.
  • Users love the custom sequences and email scheduling features of InboxPlus for efficient organization and timely client follow-ups.
  • Users find that Inboxplus effectively automates lead generation and follow-ups, improving conversions and delivering high ROI quickly.

What Are Recent G2 Reviews of Inboxplus?

Vendasta Yesware

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: 9.0/10)
  • 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
  • Year Founded: 2008
  • HQ Location: Saskatchewan
  • LinkedIn® Page: www.linkedin.com
    740 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 love the reliable cold-email automation and intuitive CRM features of Vendasta Yesware, simplifying outreach efforts.
  • Users appreciate the reliable cold-email automation of Vendasta Yesware, enhancing outreach and campaign management seamlessly.
  • Users find Vendasta Yesware to be extremely user-friendly, making email tracking and automation simple and reliable.
  • Users value the easy scheduling feature of Vendasta Yesware, ensuring reliable and efficient outreach automation.
  • Users value the reliable scheduling capabilities of Vendasta Yesware, enhancing their outreach and campaign management efficiency.
Cons
  • Users criticize the poor customer support of Vendasta Yesware, experiencing unresponsive tickets and unresolved issues.
  • Users report poor support, with unresponsive service and unresolved issues affecting their experience with Vendasta Yesware.
  • Users struggle with importing contacts and find it difficult to get support for subscription upgrades.
  • Users express frustration with the lack of support and unresolved issues in Vendasta Yesware, impacting functionality.
  • Users find the limited functionality of Vendasta Yesware challenging, especially regarding scalability and support for upgrades.

What Are Recent G2 Reviews of Vendasta Yesware?

What Are G2 Users Discussing About Vendasta Yesware?

Koncert

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 industry experience, 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: 9.0/10)
  • 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
  • Company Website:
  • Year Founded: 2004
  • HQ Location: Windham, NH
  • LinkedIn® Page: www.linkedin.com
    51 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 love the time-saving features of Koncert, enhancing productivity with automated dialing and streamlined processes.
  • Users value the efficiency of Koncert, enabling quick uploads and seamless outbound call management for enhanced productivity.
  • Users value the efficient lead generation capabilities of Koncert, enhancing outreach and streamlining the sales process.
  • Users appreciate the ease of use of Koncert, streamlining calls and boosting productivity effortlessly.
  • Users praise the automation features of Koncert, enhancing productivity and streamlining customer interactions significantly.
Cons
  • Users face issues with call management in Koncert, including system crashes and bugs during high call volumes.
  • Users often experience dialer issues with Koncert, including glitches during high volume calls and CRM synchronization problems.
  • Users experience slow loading issues during high call volumes, leading to glitches and system performance problems.
  • Users report experiencing software bugs in Koncert, with glitches affecting performance and audio connections during high volume dialing.
  • Users experience frustrating delays during high call volumes, impacting communication and causing system crashes.

What Are Recent G2 Reviews of Koncert?

What Are G2 Users Discussing About Koncert?

TrulyInbox

TrulyInbox is the email warm-up tool that interacts with your inbox in a human way to improve your sender’s reputation. https://www.trulyinbox.com/

Average Rating: 4.3/5.0

Total Reviews: 61

How Do G2 Users Rate TrulyInbox?

  • Has the product been a good partner in doing business?: 9.3/10 (Category avg: 9.0/10)
  • Email Platform Integration: 8.5/10 (Category avg: 8.7/10)
  • Email Categorization: 6.7/10 (Category avg: 8.6/10)
  • Attachment Activity: 5.0/10 (Category avg: 8.3/10)

Who Is the Company Behind TrulyInbox?

Who Uses This Product?

  • Who Uses This: CEO, Founder
  • Top Industries: Marketing and Advertising, Computer Software
  • Company Size: 89% Small, 3% Medium

What Do G2 Reviewers Say About TrulyInbox?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of TrulyInbox, highlighting its straightforward interface and effective email deliverability.
  • Users find the easy setup of TrulyInbox refreshing, achieving results quickly without hassle.
  • Users value the simplicity and effectiveness of TrulyInbox for warming up emails without unnecessary costs.
  • Users find TrulyInbox to be affordable and cost-effective, providing essential email warm-up features without unnecessary expenses.
  • Users appreciate the super fast customer support and the ease of use of TrulyInbox, seeing results quickly.
Cons
  • Users experience email glitches at times and find TrulyInbox lacking as it is not a full email service.
  • Users find the learning curve challenging, particularly with unclear SMTP setup instructions and slow setup processes.
  • Users express frustration with TrulyInbox's poor customer support, finding it unhelpful during account integration issues.
  • Users feel the explanations for SMTP setup are insufficient, leading to confusion and setup difficulties with TrulyInbox.
  • Users find the missing detailed reporting features frustrating, alongside occasional slow setup times affecting their experience.

What Are Recent G2 Reviews of TrulyInbox?

SuprSend

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: 134

How Do G2 Users Rate SuprSend?

  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 9.0/10)

Who Is the Company Behind SuprSend?

  • Seller: SuprSend
  • Company Website:
  • Year Founded: 2022
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    17 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 70% Small, 25% Medium

What Do G2 Reviewers Say About SuprSend?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the personalized notifications from SuprSend, enhancing relevance and user experience based on individual needs.
  • Users find SuprSend to offer ease of use, allowing intuitive navigation and efficient workflow management without extensive training.
  • Users value the personalized notification capabilities of SuprSend, enhancing relevance and user experience significantly.
  • Users value the seamless integrations of SuprSend, enhancing reliability and simplifying notification management across their systems.
  • Users appreciate the easy setup of SuprSend, enabling effortless navigation and quick workflow creation without technical expertise.
Cons
  • Users notice a lack of missing features like detailed API documentation and custom alert setups for delivery failures.
  • Users feel the limited features of SuprSend hinder quick onboarding and customization for new users.
  • Users feel that having limited templates hinders quick setups and the overall design experience in SuprSend.
  • Users note that the difficult setup requires significant time investment for initial configuration before enjoying the platform's benefits.
  • Users experience a slight learning curve with SuprSend initially, requiring time to fully master all features.

What Are Recent G2 Reviews of SuprSend?

Cirrus Insight

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: 1,468

How Do G2 Users Rate Cirrus Insight?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 9.0/10)
  • 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
  • Company Website:
  • Year Founded: 2011
  • HQ Location: Irvine, CA
  • LinkedIn® Page: www.linkedin.com
    33 employees on LinkedIn®
  • Phone: (949) 232-0959

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 value the reputable Salesforce integration of Cirrus Insight, enhancing CRM adoption and email tracking efficiency.
  • Users value the intelligent scheduling features of Cirrus Insight, enhancing productivity and streamlining daily activities.
  • Users love the seamless integrations of Cirrus Insight with Salesforce, Gmail, and Outlook, enhancing efficiency and productivity.
  • Users love the ease of use of Cirrus Insight, appreciating its user-friendly interface and seamless integrations.
  • Users appreciate the seamless calendar integration of Cirrus Insight, enhancing daily planning and syncing with Salesforce.
Cons
  • Users are frustrated by the missing features in Cirrus Insight, impacting functionality and user control.
  • Users find the learning curve steep, with cumbersome settings and repetitive features that hinder effective use.
  • Users find Cirrus Insight not intuitive, as some features seem redundant and functionality is limited for certain tasks.
  • Users frequently experience poor customer support, making issue resolution and cancellation process frustrating and complicated.
  • Users experience slow loading times and delays in syncing with Salesforce, affecting overall efficiency.

What Are Recent G2 Reviews of Cirrus Insight?

What Are G2 Users Discussing About Cirrus Insight?

Elastic Email

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: 4.3/5.0

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: 9.0/10)
  • Email Platform Integration: 9.1/10 (Category avg: 8.7/10)
  • Email Categorization: 9.0/10 (Category avg: 8.6/10)
  • Attachment Activity: 8.3/10 (Category avg: 8.3/10)

Who Is the Company Behind Elastic Email?

Who Uses This Product?

  • Who Uses This: Owner, CEO
  • Top Industries: Information Technology and Services, Marketing and Advertising
  • Company Size: 75% Small, 21% 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, enjoying seamless setup and intuitive list management features.
  • Users appreciate the easy setup of Elastic Email, making it simple to integrate into their processes.
  • Users appreciate the ease of use and reliability of Elastic Email, enhancing their email campaign management and tracking.
  • Users value the high reliability of Elastic Email, ensuring smooth and efficient email campaigns with excellent deliverability.
  • Users value the email automation of Elastic Email, enhancing efficiency in managing campaigns and audience growth.
Cons
  • Users note a lack of advanced features in Elastic Email, impacting customization and report generation capabilities.
  • Users find the limited features of Elastic Email lacking, particularly in marketing and campaign management functionalities.
  • Users find the learning curve challenging, especially with automation setups and finding advanced features efficiently.
  • Users experience poor customer support with slow response times that increase anxiety during urgent situations.
  • Users find the reporting features lacking in advanced insights, limiting their understanding of email performance.

What Are Recent G2 Reviews of Elastic Email?

What Are G2 Users Discussing About Elastic Email?

FlashRev

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: 9.0/10)
  • 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
  • Year Founded: 2022
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    69 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 appreciate the ease of use of FlashRev, highlighting its simplicity and powerful automated features.
  • Users praise FlashRev for its advanced features, enhancing prospecting and engagement through reliable data and automation.
  • Users value the lead generation capabilities of FlashRev, enabling efficient and precise prospecting for higher success rates.
  • Users benefit from automated outreach through FlashRev, significantly increasing lead generation and omnichannel engagement efficiency.
  • Users value the powerful capabilities of FlashRev for automated, personalized business outreach across multiple channels.
Cons
  • Users experience outdated data issues with FlashRev, impacting accuracy and frequency of updates in sales intelligence.
  • Users report frequent issues with outdated information on FlashRev, leading to unreliable data and frustrating experiences.
  • Users report issues with inaccurate data from FlashRev, affecting reliability and specificity for niche markets.
  • Users experience data inaccuracy with FlashRev, noting outdated information and gaps in niche market coverage.
  • Users report serious data accuracy issues with FlashRev, including outdated and incomplete information affecting overall effectiveness.

What Are Recent G2 Reviews of FlashRev?

plusvibe.ai

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: 75

How Do G2 Users Rate plusvibe.ai?

  • Has the product been a good partner in doing business?: 9.8/10 (Category avg: 9.0/10)
  • 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
  • Company Website:
  • Year Founded: 2023
  • HQ Location: Philadelphia, US
  • LinkedIn® Page: www.linkedin.com
    8 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: CEO, Founder
  • Top Industries: Marketing and Advertising, Computer Software
  • Company Size: 95% Small, 5% 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 its simplicity and organized features for effective communication.
  • Users appreciate the quick and helpful customer service provided by plusvibe.ai, enhancing their overall experience.
  • Users commend the prompt and helpful customer support of PlusVibe.ai, enhancing their overall experience dramatically.
  • Users find plusvibe.ai to be a highly affordable option, enjoying its great features and reasonable pricing.
  • Users love the intuitive design of plusvibe.ai, making organization and email management simple and efficient.
Cons
  • Users express disappointment over missing features, such as limited API access and the absence of an iOS app.
  • Users feel limited features such as lack of API access and missing app hinder their overall experience with Plusvibe.ai.
  • Users find the poor UI design of plusvibe.ai challenging, indicating a need for improvements in usability and features.
  • Users express concern over the expensive pricing and limited API access on lower-tier plans for plusvibe.ai.
  • Users find the learning curve challenging, needing time to adjust to the UI and personalization features.

What Are Recent G2 Reviews of plusvibe.ai?

QuickMail

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: 9.0/10)
  • 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?

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 appreciate the automation features of QuickMail, significantly enhancing their efficiency in client communication and outreach.
  • Users value the automation features of QuickMail, making email outreach effortless and efficient without sacrificing professionalism.
  • Users commend the excellent customer support of QuickMail, enhancing their experience and ensuring prompt client responses.
  • Users love the easy-to-use interface of QuickMail, simplifying email outreach and saving valuable time.
  • Users find QuickMail to be a helpful partner, streamlining outreach and ensuring no client is forgotten.
Cons
  • Users find the steep learning curve challenging initially, but support aids in overcoming it quickly.
  • Users face campaign issues with QuickMail, including unintuitive navigation and missed live updates affecting their experience.
  • Users notice that the AI categorization of replies can occasionally be inaccurate, affecting communication efficiency.
  • Users report experiencing missed campaigns due to insufficient notifications, impacting their campaign management effectiveness.
  • Users struggle with the email spamming issue in QuickMail, leading to frustrations in managing their campaigns effectively.

What Are Recent G2 Reviews of QuickMail?

What Are G2 Users Discussing About QuickMail?

SmartReach.io

SmartReach.io is a cold email software with multichannel outreach capabilities via channels like email, LinkedIn, calls and WhatsApp. Run high-volume cold email campaigns with strong deliverability, then follow up on LinkedIn, WhatsApp, and calls from a single platform. Founded in 2016, SmartReach.io is trusted by 5,000+ customers in 100+ countries, including B2B sales teams, lead generation agencies and recruiters. Who uses SmartReach.io SDRs and BDRs running cold email outreach that needs to land in the primary inbox Founders and small teams doing outbound sales without a big sales ops setup Lead generation agencies managing cold email campaigns for multiple clients Recruiters sourcing candidates through email and LinkedIn outreach Revenue teams that want email, calling and LinkedIn automation in one outbound sales tool Cold Email Outreach at Scale Build automated email sequences with merge fields, programmable conditions and automated follow-ups that continue until a prospect replies. Schedule campaigns by time zone so every cold email arrives during your prospect's working hours. Human-like sending algorithms space out your emails to mimic manual sending and protect your sender reputation. Email Deliverability First Cold email only works if it reaches the inbox, so deliverability is built into every layer of SmartReach.io. - Built-in email warmup to build and maintain sender reputation - Free email verification that removes invalid addresses and cuts bounce rates - Inbox rotation that spreads sending across multiple email accounts - Soft start that ramps up new email accounts gradually - Deliverability setup reports that catch domain and email setup issues before you launch - Most plans include unlimited sending email accounts, so you can scale volume safely by adding inboxes instead of risking one domain. Multichannel Outreach Beyond Email Your prospects do not live in one channel, and neither should your outreach. Add LinkedIn steps for profile views, connection requests and messages. Send WhatsApp touchpoints where they fit. Drop calls into the same sequence. One workflow across four channels means your follow-up happens wherever the prospect actually responds. Cold Calling with a Dialer Call prospects in one click from inside the platform, with every call logged automatically. Combine calling with email and LinkedIn in a single multichannel sequence, so reps never juggle separate tools. Built-in B2B Lead Finder Skip the list-buying step. The B2B Lead Finder gives you a lead database of 300M+ contacts across 50M+ companies, filterable by job title, industry, company size, location and tech stack. Find verified prospects and push them straight into your cold email campaigns without leaving SmartReach.io. The ProspectDaddy Chrome extension also lets you pull prospect emails directly from LinkedIn. Powered by AI SmartReach is powered by AI across the outreach workflow. Generate email copy, hyper-personalize at scale with programmable conditions, and understand replies faster with reply sentiment reports that surface interested prospects automatically. Team and Agency Collaboration A shared team inbox keeps every reply in one place, categorized for prospect and non-prospect communications, with sentiment insights on top. Agencies get dedicated features for managing multiple clients from one account, keeping each client's campaigns, inboxes and reporting separate. Integrations and CRM Sync Native two-way sync with Salesforce, HubSpot, Pipedrive, Zoho and other CRMs logs every email, call and reply automatically, so your team spends time selling instead of on data entry. Connect 8,000+ more apps through Zapier to fit SmartReach.io into any workflow. Analytics and Reporting Track opens, clicks, replies and conversions across every channel and every campaign. Downloadable reports show what messaging works, how sequences perform and how your team is doing, so you can improve your cold outreach with data instead of guesswork. Simple Pricing and Free Trial Pricing is based on prospects contacted, not seats. Most plans include unlimited users, so your whole team can work in SmartReach.io at no extra cost. Try every feature free for 14 days with up to 200 prospects. No credit card required. Whether you are sending your first cold email campaign or running multichannel outbound for dozens of clients, SmartReach.io gives you the deliverability, automation and channels to book more meetings.

Average Rating: 4.6/5.0

Total Reviews: 61

How Do G2 Users Rate SmartReach.io?

  • Has the product been a good partner in doing business?: 9.0/10 (Category avg: 9.0/10)
  • Email Platform Integration: 7.9/10 (Category avg: 8.7/10)
  • Email Categorization: 7.9/10 (Category avg: 8.6/10)
  • Attachment Activity: 7.3/10 (Category avg: 8.3/10)

Who Is the Company Behind SmartReach.io?

Who Uses This Product?

  • Top Industries: Marketing and Advertising, Computer Software
  • Company Size: 76% Small, 23% Medium

What Do G2 Reviewers Say About SmartReach.io?

AI-generated summary from verified user reviews

Pros
  • Users commend the responsive customer support from SmartReach.io, appreciating their assistance and timely problem-solving.
  • Users appreciate the affordability of SmartReach.io, finding it excellent value for the services provided.
  • Users find the support team incredibly helpful, providing valuable assistance and resolving issues efficiently.

What Are Recent G2 Reviews of SmartReach.io?

What Are G2 Users Discussing About SmartReach.io?

SparkPost

SparkPost is the world’s #1 email infrastructure provider and the most performant email delivery service available. Our customers send over 5 trillion messages a year, over 37 percent of the world’s business email. Several SparkPost customers—including the largest social networks—send over a billion emails a day, making us the fastest-growing email delivery service provider on the market. For more than a decade, we’ve developed the leading technology in the email industry and the first email delivery service truly architected for the cloud. From the finely-tuned Momentum MTA to today’s fully elastic cloud email delivery service, we provide our customers with proven highest inbox delivery rates, easy setup and launch, and the most comprehensive analytics and insight. Built on the AWS platform, we give our customers the reliability and scalability they demand—and more. There’s never been a better way to send email. Our technology is powerful, but SparkPost’s most valuable asset is our people—the most talented and experienced email experts in the industry. From deliverability experts to a community of developers to dedicated Technical Account Managers for enterprise customers, our team is there with you every step of the way. Whether you are just starting out building an app; a large, complex enterprise; or somewhere in between, there’s a SparkPost service to match your email delivery needs.

Average Rating: 4.0/5.0

Total Reviews: 71

How Do G2 Users Rate SparkPost?

  • Has the product been a good partner in doing business?: 7.5/10 (Category avg: 9.0/10)
  • Email Platform Integration: 8.1/10 (Category avg: 8.7/10)
  • Email Categorization: 7.8/10 (Category avg: 8.6/10)
  • Attachment Activity: 8.5/10 (Category avg: 8.3/10)

Who Is the Company Behind SparkPost?

Who Uses This Product?

  • Top Industries: Internet, Information Technology and Services
  • Company Size: 49% Small, 27% Medium

What Do G2 Reviewers Say About SparkPost?

AI-generated summary from verified user reviews

Pros
  • Users praise the quick support team of SparkPost for promptly resolving their questions and enhancing the user experience.
  • Users appreciate the ease of use of SparkPost, complemented by a responsive support team for quick assistance.
Cons
  • Users report frustrations with email spamming, experiencing delays from CSM or difficulties locating emails in spam.
  • Users experience poor customer support with delays from CSM and issues locating emails in spam folders.
  • Users experience frustrating time delays from CSM and difficulties locating emails that land in spam.

What Are Recent G2 Reviews of SparkPost?

What Are G2 Users Discussing About SparkPost?

Julie Jung
JJ
Researched and written by Julie Jung
Updated April 10, 2026