Based on our record, MailTracker seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
MailerCheck is the best, but I used also Hunter in the past and it did its duty pretty well. Source: over 1 year ago
MailTracker for Gmail is free but it only shows you if the email has been opened. Source: over 2 years ago
Hunter mailtracker - Email tracker to see if/when/how often customer/ investors see your emails. Source: almost 3 years ago
Hunter Mail Tracker: This is a classic. Bring “WhatsApp” read checks to your email. Know each time your email gets opened. Period. Source: almost 3 years ago
Strike - Share your experience and hold businesses accountable 👊
Mailtrack.io - The best email tracking solution I've found. Free
dip - accountability groups for developers
Snov.io - More leads. More sales. More revenue.
Rainmaker - Rainmaker allows you to make your Google Contacts better.
EmailTracker.cc - Free Email Tracker for Gmail. Close More Deals with Comprehensive Email Tracking, Automated Follow-up Reminders, and Detailed Click Insights