
Description: FreePOPs is a free, open source email client for Windows, Linux, and Mac that supports POP3 and IMAP email accounts. It has a simple, easy-to-use interface for managing multiple email accounts and organizing emails into customizable folders.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LetterPop is an easy-to-use newsletter creator that helps small businesses, bloggers, and creators build professional email newsletters without coding. It has a simple drag-and-drop editor with hundreds of professionally designed templates to choose from.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API