EmailAnalytics - EmailAnalytics is an email analytics and statistics solution for Gmail and GSuite.
GetNotify - GetNotify is a free email tracking software solution.
Time To Reply - Empower teams. Improve reply times. Boost revenue.
Bananatag - Find out what happens to your emails after you press send! Add email tracking, attachment tracking, email scheduling and templates to your daily emails.
Team Tracker - Track and chat with your mobile workforce in real time.
Intelliverse Email Tracker - Intelliverse Email Tracker provides insights to increase the productivity of your emails.