
Description: 4Strangers is a free, web-based chat platform that randomly pairs strangers from around the world for one-on-one conversations. Users can chat anonymously about any topic while being matched with a new person each time.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Only2chat is a private and secure online chat application. It allows users to have one-on-one conversations with end-to-end encryption. Only2chat focuses on privacy and does not store chat history or metadata.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API