Auxy Music Studio - Auxy brings real music creation to iPhone in a simple and inspiring format.
Until AM - DJ in your browser with this SoundCloud music mixer
ReSlice - Slice your audio with an advanced, rhythmic arpeggiator and FX.
Songlio - Free musical guessing game: race friends to name that tune
zMors Modular - Full featured modular synthesizer for iOS
Playlistify - Make Spotify playlists from 1001tracklists & setlist.fm sets