Keezy Drummer - Make a beat in seconds
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
Zenbeats - A cross platform music making app
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
Splice Beat Maker - Make and share beats in your browser
keezy - A colorful soundboard. Play with music.