FL Studio Mobile - Create & save multi-track music projects on a smartphone
keezy - A colorful soundboard. Play with music.
Splice Beat Maker - Make and share beats in your browser
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
Type Drummer - Drum by typing
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.