iOS Musician Apps (303) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

Group the Loop brings audio looping to the iPad. Record, loop, overdub, add effects and much more.

PolyHarp is a virtual musical instrument and a thought experiment. It's a testbed for harmonic theory as well as a great multi touch simulator of the good old "idiot zither" you have in the attic.

Nanologue boasts a wide scope of inspiring sounds and professional sound effects, sporting a straightforward multi-touch interface and a great-sounding monophonic synthesizer.

Holding the simplicity of a rare 1978 instrument and carrying its raw heritage to you, it turns your device into a pocket beat making companion.

Holding the simplicity of a rare 1979 instrument and carrying its raw heritage to you, it turns your device into a pocket beat making companion.

DrumPerfect Pro, the Human Feel Drummer for iOS.

Holding the simplicity of eighties instruments and carrying their raw heritage to you, it turns your device into a pocket beat making companion. I believe that designing a pure interface, simply displaying your machine without any distraction, was the best way to reflect the spirit of the period it was born.

EGDR808 is a drum machine that emulates the vintage hardware from the 80's.

This is a Lite version of EGDR909 - 909 Drum Machine, but all its functionalities can be unlocked as in-app purchase.

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

Compose original beats in the smooth one-window interface, record sound tweaks in realtime and sample your own sounds for direct use.

Designed by a musician for musicians Drums by Asrodot brings a novel twist to drumming on the iPad/iPhone.

Samplist is a MIDI Sampler Instrument which allows you to easily chop a sample into different slices.

Professional Virtual Analogue Synthesizer.

Triqtraq LE is a free limited edition of the critically acclaimed music app Triqtraq - Jam Sequencer.

AudioKit Synth One is a completely free & open-source professional iOS Synthesizer. 

Explore unreal synthesis with the most unique performance control on iOS! TC-Performer presents a multi-touch performance environment unlike any other synthesizer.

iSpark is an all-inclusive beat-making solution allowing to create rich tracks from A to Z while experiencing an unequaled workflow.

iSEM is a recreation of the classic 1974 Oberheim SEM (Synthesizer Expander Module), one of the world's first self-contained synthesizer modules and the first to bear the "Oberheim Electronics" name.