
Description: WhatsApp is a popular cross-platform instant messaging and voice over IP service owned by Meta. It allows users to send text messages, voice messages, video calls, images, documents and user location free over an internet data connection.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Secret Messenger is an encrypted messaging app that allows users to have private conversations and share files securely. It uses end-to-end encryption to protect chats and calls. Key features include disappearing messages, self-destructing media, screenshot alerts and passcode lock.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API