G2 Vendor Directory

MassMailer vs. Apollo.io

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

MetricMassMailer

by MassMailer, Inc.

Apollo.io

by Apollo.io

Overall rating4.44.7
Review count239,851
Ease of use9.19.2
Ease of setup7.89.0
Quality of support9.08.9
Meets requirements9.39.2
NPS56.52173983.992806
Small Business38.1%66.9%
Mid-Market52.4%28.4%
Enterprise9.5%4.7%
Total page views21926,360
Total LLM citations152186,531

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.

Pros

  • Customer Support
  • Ease of Use
  • Integrations
  • Easy Integration
  • Efficiency
  • Salesforce Integration

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