Audio Unit (AU) Tools (42)

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Audio Unit (AU) technology compatible musician tool list for iOS

Poly 2 is a generative sequencer that creates evolving patterns and melodies based on the power of polyrhythms.

Price Free
Author James Milton
Type Host, Tool
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating 5 (45), current: - (0)
Released 10/13/2019
Updated 01/20/2020

The WoodStepper is a sequencer having both audio and midi out.

Price $12.99
Author Woodman's Immaculate Maple Syrup Studio
Type Tool
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating 4 (7), current: - (0)
Released 06/01/2019
Updated 01/17/2020

This is an AUv3 compatible Multi-Track Recorder plugin specifically designed for AUM and other DAW's that don't support audio recording capabilities.

Price $9.99 $7.99
Author 4Pockets.com
Type Tool
Supports Audio Unit (AU)
Rating total: 4.5 (14), current: 5 (2)
Released 10/22/2019
Updated 12/09/2019

apeMatrix is a unique AU/IAA routing tool that gives you total control over what you want to do and how you want to do it.

Price $11.99
Author apeSoft
Type Tool
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 5 (57), current: 5 (2)
Released 07/04/2018
Updated 01/14/2020

The music theory reference tool for musicians of all skill levels. Tonality allows you to view and listen to a large database of piano chords and scales and features a chord-recognition tool that can identify chords you play on your instrument.

Price $4.99 $5.99
Author Bryce Hostetler
Type Tool
Supports Audio Unit (AU)
Rating total: 5 (34), current: 5 (6)
Released 06/13/2019
Updated 01/01/2020

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

Price $4.99
Author Cem Olcay
Type Tool
Supports Audiobus, Audio Unit (AU), Ableton Link
Rating 4.5 (21), current: - (0)
Released 04/12/2019
Updated 01/13/2020

Mozaic runs inside your favorite AU MIDI host, and gives you practical building blocks such as LFOs, pre-fab GUI layouts, musical scales, AUv3 support (with AU Parameters, transport events, tempo syncing, etc.), random generators and a super-simple yet powerful script language.

Price $7.99
Author Bram Bos
Type Tool
Supports Audiobus, Audio Unit (AU)
Rating total: 5 (41), current: 5 (3)
Released 05/17/2019
Updated 01/11/2020

RhythmBud is a MIDI effect application that would transform incoming MIDI messages into the rhythmic pattern you will create on its editor.

Price $4.99
Author Cem Olcay
Type Tool
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating 4.5 (8), current: - (0)
Released 11/07/2019
Updated 01/09/2020

Metronomics is not only a metronome, but a tool designed to help build a solid sense of time and rhythmic security.  It's a new kind of metronome -- use Metronomics to generate random patterns, sequenced grooves, or a combination of both to help you practice with more than just your typical click track.

Price $4.99
Author John Nastos
Type Instrument, Tool
Instrument type Sampler
Instrument sounds Other
Supports Audio Unit (AU), Ableton Link
Rating total: 5 (108), current: 5 (1)
Released 05/16/2011
Updated 01/08/2020

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

Price $5.99
Author 4Pockets.com
Type Tool
Supports Audio Unit (AU)
Rating 4.5 (8), current: - (0)
Released 09/23/2018
Updated 01/08/2020

Tube AU is a web video player audio unit plugin.

Price $9.99
Author Mani Consulting Limited Company
Type Tool
Supports Audio Unit (AU)
Rating total: 4.5 (21), current: 5 (4)
Released 09/25/2019
Updated 12/27/2019

A streaming sound palette for experimental musicians, sound designers and artists. Includes over 40 preset randomized Internet audio streams.  

Price $2.99
Author Casey I.T. LLC
Type Tool
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.5 (10), current: 4.5 (5)
Released 06/08/2018
Updated 12/27/2018

Bark Filter is a Critical Band Analyser/Filter/Compressor.

Price $9.99
Author VirSyn
Type Effect, Tool
Effect type Equalizer, Filter, Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 5 (5), current: 5 (5)
Released 08/03/2017
Updated 08/11/2017

SynthJacker is an autosampler for iOS. It automatically plays back a MIDI sequence with the notes and velocities you specify, and records the results into an audio file. It then slices the audio into individual sample files, ready to import into an iOS sampler app of your choice.

Price $7.99
Author Conifer Productions Oy
Type Tool
Supports Audio Unit (AU)
Rating total: 5 (10), current: 5 (3)
Released 01/12/2019
Updated 10/09/2019

Camelot is a live performance & production tool connecting Hardware & Software Musical instruments to a single management system.

Price $28.99
Author Audio Modeling
Type Tool
Supports Audio Unit (AU), Ableton Link
Rating total: 3.5 (5), current: 2 (1)
Released 12/13/2018
Updated 11/22/2019

midiSTEPs is a powerful and fun MIDI step sequencer app that sends MIDI note and CC messages to other music apps and external synthesizers.

Price $9.99
Author Arthur Kerns
Type Host, Tool
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4 (22), current: 5 (1)
Released 10/10/2015
Updated 12/07/2019

MIDI Tools is a suite of AUv3 MIDI audio units for iOS that lets you manipulate the MIDI messages inside your DAW’s effects chain, creating complex or otherwise impossible MIDI routings or effects.

Price $4.99
Author Victor Porof
Type Tool
Supports Audio Unit (AU)
Rating total: 5 (14), current: 5 (8)
Released 01/21/2019
Updated 01/29/2019

Piano Roll is a sequencer for iOS, and the first in our Atom series of modular sequencer plugins. Record, replay, loop and manipulate MIDI notes anywhere.

Price $8.99
Author Victor Porof
Type Tool
Supports Audiobus, Audio Unit (AU)
Rating total: 4.5 (48), current: 4 (34)
Released 04/09/2019
Updated 04/12/2019

cykle is an innovative, semi-generative melodic step sequencer for iOS that is based around the concept of sequencing individual musical parameters (such as pitch, velocity, length, transposition, etc.) independently, by way of decoupled sequencer lanes.

Price $7.99
Author Corne Driesprong
Type Tool
Supports Audiobus, Audio Unit (AU), Ableton Link
Rating total: 5 (6), current: 5 (4)
Released 10/01/2019
Updated 11/02/2019

"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.

Price $14.99
Author Laurent Colson
Type Instrument, Tool
Supports Audiobus, Audio Unit (AU), Ableton Link
Rating total: 5 (20), current: 3 (2)
Released 07/25/2018
Updated 11/26/2019
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Did you know?

Audio Units (AU) is an audio plug-in technology built in Apple's macOS and iOS operating systems. Initially developed for desktop operating systems along with VST (Virtual Studio Technology by Steinberg GmbH), it available now for iOS too. AU apps (plug-ins) can modify sound pitch, sample rate and stream over network, produce signal.