Yousician - Learn to play music at home, at your own pace
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
Simply Piano - Fast and fun way to learn piano
keezy - A colorful soundboard. Play with music.
Melodics - Melodics is a desktop app that teaches you to play MIDI keyboards, pad controllers, and drums.
Splice - Music creation, collaboration, and sharing made simple.