1942 Game - 1942 is a Vertically Scrolling Shoot ’em-up, Single and Multiplayer video game developed and published by Capcom.
Flowkey - The easiest way to learn piano with your iPhone or iPad
PewPew 2 - PewPew 2 is a Commercial, Arcade, and Single-player video game released by Jean-Francois Geyelin for Mobile Devices.
Yousician - Learn to play music at home, at your own pace
Star Defender 4 - Star Defender 4 is an Arcade, Action, Vertical-scroll, Shoot ‘em up, and Single-player video game created by Awem.
Melodics - Melodics is a desktop app that teaches you to play MIDI keyboards, pad controllers, and drums.