iOS Musician Apps (317) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

SidTracker64 is the ultimate chiptune production package tool for the iPad. It emulates the SID sound chip from the dominating home computer of the 80s - The Commodore 64.

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

SK-51 is an all-in-one keyboard inspired by the Casio SK-1 (and his brother the SK-5), a 8-bit lo-fi keyboard from the 80’s, with sampling features and onboard drum machine.
Called the poor man's sampler at the time, this keyboard was a real instrument and has been used by many major artists such as Fatboy Slim, Portishead, Autechre and Nine Inch Nails.

SKIIID is a new drum-synthesizer with 4 expressive pads and the possibility to morph between them.

Make and share music in seconds. Simply tap to RECORD, PLAY and SHARE with music makers all over the world.

Relax and instantly create you own meditation music. A great way to explore relaxing vibrations with this spiritually charged music.

Automatic song generation, flexible song editing.

SoundFont Pro is a soundfont player with a host of features.

SoundFont Pro is a soundfont player with a host of features.

SoundScaper is an experimental sound mini lab for creating unusual soundscapes, atmospheric textures, drones, glitches and noises based on circuit bending principles.

With this instrument you can transform any sound into a playable musical instrument via a technique known as Granular Synthesis.

SpectrumGen is a spectral synthesizer with a simple and effective user interface.

SpringSound is a physical-modeling audio synthesizer that produces sounds by simulating interactions and vibrations of a set of activators and masses connected to springs.

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.

Play along or record your own songs with the best studio drummer in the world.

Multilevel Interactive Sound Synthesizer. Up to 240 Frequency Modulation Oscillators or simple Wavetable Additive.

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

Metronome for iPhone, is also an intuitive and powerful groove box / drum machine and tempo practice tool.

Syndt is a polyphonic synthesizer with a lot of possibilities.