iOS Musician Apps (562) Supported Technologies is Audio Unit (AU)

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

"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.

StreamByter is a plugin for creating custom MIDI effects.

Galileo Organ 2 is a tonewheel and transistor organ app.

RX950 Classic AD/DA Converter is a Classic AD/DA Converter emulator.

FabFilter Pro-Q 2 is a transparent, high-quality equalizer plug-in for mixing and mastering purposes, with up to 24 bands and a gorgeous interface for easy and precise editing.

Woodpressor is a high-end audio compressor. It is both a standalone app supporting IAA (Inter-App Audio) and an AUv3 audio unit plugin.

Blue Mangoo Parametric Equalizer is an audio unit plugin, with six bands of filter controls.

AudioLayer is a full featured open standard audio multi-sampler pushing the boundaries beyond what has been available even in the desktop music production worlds.

ScaleBud is a music theory tool for composers, artists and learners. It has more than 40 most popular scales and counting.

Ribn is a MIDI controller with 8 assignable ribbons. What makes Ribn unique is its ability to record and loop your finger movement.

Physicles is a container of physics-based Audio Unit MIDI plugins. These AU MIDI plugins generate MIDI messages through the use of an underlying physics engine, which models the physical interactions between various entities.

This is an AUv3 compatible stereo Analog Phaser plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.

This is an AUv3 compatible stereo Analog Flanger plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.

This is an AUv3 compatible Uni-Vibe style plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.

RE-1 is a full featured virtual Tape Machine capable of delivering authentic tape based echo and chorus effects but it doesn't stop there. With it's interactive tape player, sample, loop and overdub features it's possible to use it like a virtual tape recorder, sample player, looper or simply as a master effect.

Shape your sound with advanced equalising to make your tracks fit in the mix.

This is a AUv3 compatible digital delay which can be used as plugin with your favourite DAW such as Cubasis, Meteor, Auria or GarageBand.

This is an AUv3 compatible stereo graphic equalizer plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.

SynthDrum Kick is a drum synthesizer for iOS