Email tracker app for Gmail and Inbox to know when your mail is read

Mailcastr is an email tracking app for Gmail and Inbox that lets you know when your mail is read. See what happens to your emails after you press send. Get notified on mailcastr app when a recipient opens your email. Detailed read history to know the best time to follow up. A call to someone that has just opened your email is 10x more likely to be the next opportunity.

WHY MAILCASTR? See which emails have been read, how many times. Real-time push notifications on mailcastr app. Extension for Chrome, Firefox and Opera browsers. Supports Gmail and Inbox