Auxy Music Studio - Auxy brings real music creation to iPhone in a simple and inspiring format.
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
AudioKit Synth One - Free & Open-source iPhone/iPad Synth 🎹
Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
GarageBand - GarageBand is a fully equipped music creation studio for Mac
keezy - A colorful soundboard. Play with music.