
Description: CheVolume is an open-source volume mixer and control app for macOS that allows you to control the volume of individual apps. It has an intuitive interface that lets you change volume by scrolling on the app icons in the menu bar.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Synchronous Audio Router (SAR) is a Windows audio routing tool that allows users to easily manage audio streams between different applications. It provides an intuitive interface to connect audio devices, apps, and inputs/outputs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API