FL Studio Mobile - Create & save multi-track music projects on a smartphone
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
keezy - A colorful soundboard. Play with music.
G-Stomper Studio - G-Stomper Studio is a feature-packed, mobile music production tool.
Splice - Music creation, collaboration, and sharing made simple.
Pocket Operator PO 20-series - Making electronic music has never been this much fun