
Description: Perfect Piano is a free piano simulator app for Android and iOS devices. It features a realistic piano keyboard interface with support for all 88 keys, multiple instruments like piano, organ, and electric piano, recording and playback functions, and a song library with popular tunes to play along.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Symphonium is an open-source digital audio workstation and MIDI sequencer software for Windows, macOS and Linux. It enables music composition, audio recording, editing and mixing with a user-friendly interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API