iOS Musician Apps (283) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

Pianoscaper is a generative music app and virtual instrument that’s easy on the ears and fun to play.

PixelWave is an experimental synth with old school pixel interface.

No time to delve into the big and serious music apps? PixiTracker is what you need! It is a simple and fun tool to quickly create musical sketches, chiptunes and sound experiments.

PixiTracker 1BIT is a simple and fun tool to quickly create musical sketches, chiptunes and experiments with TRUE 1-BIT SOUND (like on old microcomputers).
No musical knowledge required.

Pixound provides a deep musical experience that lets you instantly create music using any picture.

Poison-202 is a professional Vintage Midi Synthesizer.

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.

For all creatures in the ocean of sound - Sonic textures from other worlds, Analog signature sounds,  Cut-through-the-mix leads and silkily smooth pads.

Pure Acid is a bassline synthesizer and drum machine in one app.

Pure Piano is a professional, multi-sampled concert grand piano with a unique Morph Pad that allows you to explore a multitude of sounds ranging from mellow and intimate tones to surreal, cinematic textures.

Pure Synth® Platinum is a full-blown rompler/synthesizer for your iOS device. Neither the synth engine or the sample engine is an afterthought: Both engines are fully capable and feature-rich. The romper section contains a well rounded assortment of analog, synth, string, digital, and acoustic instruments.

Built for Live performance and hands free use, Quantiloop recreates the simplicity of a hardware loop pedal in an iOS app.

Built for Live performance and hands free use, Quantiloop recreates the simplicity of a hardware loop pedal in an iOS app.

Ravenscroft Grand is a piano sampler.

Redshrike is a polyphonic synthesizer that combines a resonator designed to make more complicated sound creation and subtraction synthesis with an FM oscillator that creates violent distortion.

Slice your audio samples with ReSlice and create flexible musical atoms which can be triggered by MIDI notes or the touch of your fingers.

Respiro Wind-Synth for iOS is a free standalone app (IAA) and AUv3 plugin synthesizer giving you access to six fully functional wind instruments for your device.

Ribbons is an extraordinarily fun and expressive musical instrument for iPad.

RMX-1000 for iPad is a tactile iPad app that lets you add high-quality FX to tracks in your iTunes library.