Audio Unit (AU) Apps (587)

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Audio Unit (AU) compatible iOS application list

Brusfri* is a highly advanced audio noise reducer, packed into a simple and straight-forward interface.

Price $14.99 $8.99
Author Klevgränd produkter AB
Type Effect
Effect type Compressor, Limiter, Gate, Guitar effects, Other
Supports Audiobus, Audio Unit (AU)
Rating total: 3.94737 (76), current: 3.94737 (76)
Released 10/11/2017
Updated 04/29/2021

Skaka is a sample-based sequencer plugin for shaked percussion instruments.

Price $19.99 $9.99
Author Klevgränd produkter AB
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.5 (12), current: 4.5 (12)
Released 10/12/2020
Updated 10/23/2024

Slammer is a multi-sampled AUv3 drum plug-in that contains 30 different instruments made from a huge load of professionally recorded and edited samples.

Price $15.99 $7.99
Author Klevgränd produkter AB
Type Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.76471 (17), current: 4.76471 (17)
Released 04/12/2021
Updated 09/16/2022

Drum surgeon is a dynamics / transient processor specifically designed for fine tuning your drums.

Price $9.99 $5.99
Author 4Pockets.com
Type Effect
Effect type Other
Supports Audio Unit (AU)
Rating total: 4.55556 (9), current: 4.55556 (9)
Released 11/20/2020
Updated 11/25/2020

This virtual instrument is a crossover between a wavetable synthesizer and a granulating sample player specialized in generating vocal sounds.

Price $9.99 $2.99
Author Klevgränd produkter AB
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.94444 (18), current: 4.94444 (18)
Released 12/14/2020
Updated 09/16/2022

This AUv3 plugin effect is a complex spectral saturation processor simulating a set of different analog gear in a new and unique way.

Price $19.99 $7.99
Author Klevgränd produkter AB
Type Effect
Effect type Guitar effects, Other
Supports Audio Unit (AU)
Rating total: 5 (18), current: 5 (18)
Released 12/04/2018
Updated 09/17/2021

BAM - Beat Maker & Music Maker is a groovebox-style music production app and plugin host

Price $19.99 $9.99
Author Imaginando Lda
Type Host
Supports Audio Unit (AU)
Rating total: 4.79775 (89), current: 4.79775 (89)
Released 11/06/2023
Updated 03/11/2025

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 $4.99 $1.99
Author Bram Bos
Type Tool
Supports Audiobus, Audio Unit (AU)
Rating total: 5 (79), current: 5 (79)
Released 05/17/2019
Updated 07/10/2025

Modley is a modulation delay with effect insert capabilities, which lets you design the whole delay signal with several carefully selected effect modules, to create customized signal flows and unique sounds.

Price $15.99 $4.79
Author Klevgränd produkter AB
Type Effect
Effect type Reverb, Delay, Echo, Modulation effects
Supports Audio Unit (AU)
Rating total: 4.90475 (21), current: 4.90475 (21)
Released 06/18/2019
Updated 02/25/2021

Ting provides 12 different percussive sounds originating from t(h)ings that can be found in most of ordinary households.

Price $7.99 $3.99
Author Klevgränd produkter AB
Type Instrument
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.8 (20), current: 4.8 (20)
Released 04/14/2020
Updated 10/20/2021

Lagrange synthesizer has two oscillators, a noise generator and two filters that can be selected from various algorithmic models.

Price $9.99 $7.99
Author iceWorks, Inc.
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.83636 (55), current: 4.83636 (55)
Released 10/17/2019
Updated 10/13/2024

Kleverb is an algorithmic reverb effect.

Price $19.99 $7.99
Author Klevgränd produkter AB
Type Effect
Effect type Reverb, Delay, Echo
Supports Audio Unit (AU)
Rating total: 4.76923 (13), current: 4.76923 (13)
Released 10/31/2018
Updated 09/17/2021

Wotja X is a new cross-platform interface for the 'Wotja Generative Music System'.

Price Free
Author Intermorphic Limited
Type Host, Instrument
Instrument type Sampler, Synth
Instrument sounds Keyboards
Effect type All-in-one
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.70833 (192), current: 4.70833 (192)
Released 02/20/2018
Updated 07/10/2025

Compose your own music for free with Dorico. Create beautiful music notation for one or two instruments quickly and easily with the on-screen keyboard, drum pads and fretboard. Play back instantly with the included sounds and shape the performance with powerful MIDI editing tools. When your piece is finished, share it as PDF, audio or MusicXML, or print directly to your AirPrint-enabled printer.

Price Free
Author Steinberg Media Technologies GmbH
Type Host
Supports Audio Unit (AU)
Rating total: 4.6353 (1552), current: 4.6353 (1552)
Released 07/27/2021
Updated 07/10/2025

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

Price Free
Author AudioKit Pro
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.90957 (26783), current: 4.90957 (26783)
Released 07/07/2018
Updated 07/09/2025

Oriental Strings is a professional sound module app for oriental keyboard players and for musicians who simply want to resemble the typical sound of the Middle East in their songs.

Price $7.99
Author Christian Schoenebeck d/b/a Crudebyte
Type Instrument
Instrument type Sampler
Instrument sounds Strings
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.18182 (11), current: 4.18182 (11)
Released 12/17/2014
Updated 07/07/2025

iPulsaret is a new real-time software capable of all time-domain varieties of granular synthesis.

Price $9.99
Author apeSoft
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.82759 (29), current: 4.82759 (29)
Released 10/09/2012
Updated 07/08/2025

Octachron is a flexible 8 Track MIDI Drum Sequencer with rich modulation and sequencing capabilities.

Price $9.99
Author Markus Teufel
Type Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Audio Unit (AU), Ableton Link
Rating total: 4.5 (92), current: 4.5 (92)
Released 05/08/2019
Updated 07/08/2025

DigiStix Drummer is an AUv3 compatible drum machine / sampler plugin. The program has a host of features which allow you to sample your own drumkits and trigger them either using a host application via MIDI or using the inbuilt pattern and song editor which automatically syncs tempo with your DAW.

Price $8.99 $7.99
Author 4Pockets.com
Type Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.45 (60), current: 4.45 (60)
Released 09/14/2019
Updated 10/08/2024

Castamatic is the app to listen to podcasts on any iOS device.

Price Free
Author Gunp Media Productions
Type Instrument
Instrument type Sampler
Instrument sounds Other
Supports Audio Unit (AU)
Rating total: 4.25316 (79), current: 4.25316 (79)
Released 07/20/2015
Updated 07/07/2025
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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.