
Description: TwistedWave is a free online audio editor that allows you to record, edit, and export audio files. It has basic editing features like cut, copy, paste, and provides effects like amplify, normalize, fade in/out.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: WavePad is an easy-to-use audio editing program for Windows and Mac. It allows you to record, edit, and add effects to audio files. Key features include cut, copy, paste, delete, insert, silence, auto-trim, amplification, normalization, equalizer, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API