iOS Musician Apps (115) Supported Technologies is Inter-App Audio (IAA), Instrument Sounds is Keyboards

Kauldron is a synth with new modeling technology, combined with features help you create aggressive synth sounds full of rich analog textures with the fewest knob tweaks.

The Optigan, short for Optical Organ, was a chord organ from the early 1970’s.

Designed to deliver authentic dub sounds and effects, iTALIZER at it's heart is a monophonic synthesizer paired with an authentic tape echo emulation.

AutoPad is an app for musicians that allows you to play ambient pad loops.

Harness the enormous power of 8 polyphonic synths: meet KASPAR Supersynthesizer.

Synthesizer specially designed for creating and experiments with ambient soundscapes in wide range from noises to melodic instruments and everything in between.

Ravenscroft Grand is a piano sampler.

Groovebox is a free music studio app packed with synths and drum machines.

mood is a personal interpretation of the legendary Analog Synthesizer by Eugenio Giordani

Syndt is a polyphonic synthesizer with a lot of possibilities.

LayR is a polyphonic, multi-timbral synthesizer for iPad and iPhone, delivering up to 256 voices of rich, multi-layered and textured sounds.

Baervaag brings FM synthesis to the masses! An easy to use but still tweakable synthesizer, accessible to everyone.

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.

Colossus Piano sets a new standard in terms of realism, detail and overall quality of piano sounds on your iPad, iPhone and iPod touch.

Tines emulates an electric piano.

This synthesizer emulates male voice vowels in a unique way.

The hybrid synthesis algorithm on which Addictive Pro is based provides you with efficient means for easy control of complex sounds far beyond usual sound synthesis methods.

Poison-202 is a professional Vintage Midi Synthesizer.

An app which is a faithful digital re-creation of their circa 1980 analog cult-classic, The MINI-SYNTHESIZER.

Electro-Harmonix, a pioneer since 1968 in the field of sound effects pedals for musicians, has produced an app which is a faithful digital re-creation of their circa 1980 analog cult-classic, The MINI-SYNTHESIZER.