iOS Musician Apps (556) Supported Technologies is Audiobus

"StepPolyArp Unit" is a real-time polyphonic and polyrhythmic MIDI step arpeggiator and step sequencer. It can be used as a standalone application or an Audio Unit MIDI effect plug-in.

StepBud is a MIDI Sequencer with Audio Unit AUv3 plugin, Audiobus and Ableton Link.

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.

This audio effect filter provides an unique distortion algorithm.

SquareSynth is a hybrid analog/8bit style synthesizer. It takes features from the NES console, and the Commodore 64 personal computer.

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.

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

Spectrum is a collection of Audio Unit ports of popular eurorack synthesizer modules.

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

SoundSaw is a complex sound processing app with easy-to-use controls designed to distort the sound of musical instruments or voice, and give the sound the aesthetics and atmosphere of noise, lo-fi, chiptune and experimental music scene.

Join Songtree, the music recording app & social community for music collaboration. Record your music with a super easy 2 track recorder. Add effects such as Reverb, Chorus, Echo and more.

Soft Pads was created for musicians to eliminate any dead space behind your band by providing an ambient background loop that continuously runs in the background.

Sliver is a tool for soundscape and sonic texture creation.

With Skwitch Music it’s easy to compose your own riffs, melodies and chord progressions.

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.

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

Sinusoid is an 8-bit inspired tracker/sequencer sound toy.

Simple Music is a novel arrangement of notes to visually and easily provide for playing music. Sliding your finger from any point always produces chords.