
Description: Spek is an open-source audio spectrum analyzer software for Windows, Mac and Linux. It allows analyzing and visualizing audio in real-time with a fast Fourier transform. Useful for checking audio quality, finding issues, and general audio analysis.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MixPad is a free and easy to use multi-track audio mixing and editing software for Windows and Mac. It allows you to record and mix multiple audio tracks, add effects, edit audio files, and export to MP3 or other formats.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API