iOS Musician Apps (303) Supported Technologies is Audio Unit (AU), Type is Effect

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

soda is a DJ application. It's customisable Interface let's you focus only on the features that are important to you.

Traditional EQs influence the spectrum of the whole stereo field simultaneously. DirectionalEQ takes this concept one big step further: now you can equalize all directions in the stereo field independently.

A professional compressor plugin in the audio unit format.

The 6144 is an Audio Unit equalizer which aims to recreate the legendary sound of the Neve hardware EQs.

Envelope is a high class reverb audio unit for use as a standalone app or (preferably) in AUv3 hosts.

iDensity is a new real-time software designed for asynchronous sound file granulation, a genuine granular playground able to generate a wide range of effects.

A true guitarist’s amp, 20th Anniversary excels at clean, blues and rock tones, with a full pedalboard of classic FX and an eye-catching intuitive interface.

This app is a portable multitrack audio and MIDI recording studio featuring virtual instruments, editing with unlimited undo/redo, mixing, real-time effects, automation and much more!

PD Space Guitar Synthesizer pimps up your guitartone with polyphonic saw and square-like waves, pitchshifting, modulation,  filtering and more
it brings fluid realtime crazyness to your guitar.

NuRack is an AUv3 based multi-channel audio effects processor with a difference, it actually allows you to design your own custom effects using the building blocks provided.

Flux Liquid Audio is a real time multi-effects processor and sequencer.

Degrader is a combined resampler and bit crusher AUv3 plugin.

DAW LP is an Audio Unit effect that emulates the sound of a vinyl disc (and player).

The ERS 250 reverb audio plugin was originally designed and sold by Harrie Munnik and his Dutch company EmptyRoomSystems.

FAC Punchlab is your solution, an all-in-one super audio rack with 9 precision audio processors, ready to energize and revitalize your sound.

VintageRack is a multi-effect application that contains modules modeling notable retro gear from the early digital era.

Spinn is a 4 band rotating modulation effect. It’s a bit similar to a Leslie but not aiming to replicate this character. 4 rotors with individual speed controls, acceleration and deceleration times, adjustable size and modulation.

Haaze is a 16 band stereo widening tool that utilizes three different methods of controlling the stereo width and spatial positioning of an audio stream.

STARK is a fully fledged amplifier simulator consisting of four modules: Amplifier, Cabinet, Room and effects slots. These modules are processing audio separately, which makes it possible to combine different amplifiers with different cabinets and rooms.