
Description: Mumble is an open source voice chat software primarily designed for online gaming. It emphasizes low latency and clear voice quality, allowing groups of gamers to communicate clearly during team play. Mumble has customizable user roles to facilitate management in large groups.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Skype is a popular communication software that allows free voice and video calls, instant messaging, and file sharing over the internet between users. It works on computers, mobile devices, and smartphones.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API