iOS Musician Apps (319) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

Bebot is a musical instrument that anyone can play. Instead of a keyboard, it has an easy-to-use touch control system.

Droneo is a synthesizer which drones with various timbres and precise intonations that blur the distinction between tones, timbres and chords. Its drone is great for meditation, centering, and calming,  walking and biking, but also can be set up for discordant noise and insect-like buzzing and chirping.

Combining a large collection of unique guitars, all-new realtime effects and amps processing, Steel Guitar is easily the most realistic sounding guitar on iOS.

SunVox is a small and fast cross-platform modular synthesizer with pattern based sequencer (tracker).

TweakyBeat is a drum machine synth.

Even if you've only played air guitar, ThumbJam lets you sound like a pro.  Pick an instrument and jam - with all the scales to choose from you'll never hit a wrong note.

Funkbox contains vintage drum machine sounds in one funky quirky little app!

iShala is an Indian music software that combines a tabla machine, a lehra player and an electronic tanpura/swarmandal.

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic

Englitina is an authentic-sounding English Treble Concertina for the iPad.

bs-16i is a 16 multi-timbral playback sampler. It supports SoundFont and DLS (Downloadable Sounds, and can be used for keyboard instrument, MIDI sound module, and MIDI player.

Sir Sampleton is a sampling musical keyboard inspired by Casio and Yamaha samplers from the 80s.

AutoArp turns your iPhone (or iPod Touch) into a musical instrument that is halfway between a traditional auto-harp zither and an arpeggiated analogue-style synth.

Based on Hohner's iconic Corona Classic diatonic accordion, this virtual accordion app plays in all five of the most popular tones: EAD (Mi), FBbEb (Fa), GCF (Sol), ADG, and BbEbAb.

Echo String™ is an innovative harp app.

iDousyn is a Mobile Instrument App with a lot of high quality sounds selected for different musical genres.