
Description: Gmail Peeper is a Gmail add-on that allows users to see who opened their emails and what actions they took. It tracks opens, clicks, replies, and more to give visibility into how recipients engage with emails.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Gmail Unread Counter is a simple browser extension that displays the number of unread emails in your Gmail inbox. It adds an icon to your browser toolbar showing a counter of unread messages.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API