
Description: Truemessenger is an open-source, privacy-focused messaging application. It provides end-to-end encrypted chats, voice and video calls to help users communicate securely and privately.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: biteSMS is a popular alternative messaging app and SMS client for jailbroken iPhones. It provides additional features like scheduled messages, quick reply from notifications, message theming, contact photos in messages, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API