
Description: Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.
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