G2 Vendor Directory

Mailtrack vs. Apollo.io

A side-by-side comparison based on G2 review data.

MetricMailtrack

by Mailsuite

Apollo.io

by Apollo.io

Overall rating4.64.7
Review count1359,851
Ease of use9.59.2
Ease of setup9.59.0
Quality of support9.18.9
Meets requirements9.39.2
NPS71.42857183.992806
Small Business54.1%66.9%
Mid-Market35.3%28.4%
Enterprise10.5%4.7%
Total page views47126,360
Total LLM citations99186,531

Mailtrack

Mailtrack is an email tracking tool for Gmail. It has been running since 2013 and has more than 3 million users. It adds double check marks to your Sent folder — one for delivered, two for read — so you know whether the message you just sent has landed, without leaving Gmail or changing how you work.

Pros

  • Ease of Use
  • Email Tracking
  • Easy Implementation
  • Data Accuracy
  • Easy Setup
  • Helpful

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.

Pros

  • Ease of Use
  • Lead Generation
  • Features
  • Helpful
  • Time-saving
  • Automation