Auxy Music Studio - Auxy brings real music creation to iPhone in a simple and inspiring format.
VHS Synth - The leading free & open-source iOS/macOS music & audio dev tools. https://t.co/Ik1FiorZWH proudly powers millions of iOS app installs
cassini - Polyphonic Synthesizer for iPhone/iPod touch
Sampulator - Make (and record) beats on your keyboard
zMors Modular - Full featured modular synthesizer for iOS
The Rick Astley Remixer - Remix your favourite songs in your browser.