iOS Musician Apps (568) Supported Technologies is Audio Unit (AU)

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Mononoke is an unconventional synthesizer, designed to compose evolving soundscapes and musical textures.

Price $8.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus, Audio Unit (AU)
Rating total: 4.77451 (102), current: 4.77451 (102)
Released 01/17/2020
Updated 09/17/2021

Yukawa is an AUv3 compatible multi-effects plug-in that combines a tempo-synchronized multi-tap sequence delay that produces rhythmic phrases, a modulatable stereo delay, and a DJ mixer-style filter.

Price $5.00
Author iceWorks, Inc.
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.77419 (31), current: 4.77419 (31)
Released 09/09/2020
Updated 09/07/2025

The Analog Rack Delay plugin is the power of Nembrini Audio’s delay algorithms in a simple package! BPM Sync, stereo spread circuit and a very juicy sound!

Price Free
Author Nembrini Audio
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.77419 (31), current: 4.77419 (31)
Released 02/05/2020
Updated 09/27/2021

ToneBoosters Reverb is a studio-quality reverberation plug-in.

Price $8.99
Author ToneBoosters
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.77358 (53), current: 4.77358 (53)
Released 08/13/2019
Updated 09/30/2025

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

Price $19.99
Author Imaginando Lda
Type Host
Supports Audio Unit (AU)
Rating total: 4.7732 (97), current: 4.7732 (97)
Released 11/06/2023
Updated 12/11/2025

The EQ-A based on Classic British EQ from the '70s. With a wide range of tonal variations, the EQ-A is an audio tool with great flexibility and sonic ability.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.77273 (22), current: 4.77273 (22)
Released 01/02/2020
Updated 12/28/2025

Based on Classic American EQ from the late '60s, the EQ550b is a continuation of the EQ that played a major role in the history of music recording, but with an additional filter band and several new frequencies.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.76923 (13), current: 4.76923 (13)
Released 04/10/2020
Updated 01/02/2026

Bit Maestro is an AUv3 bit crusher that goes beyond regular bit rate reduction, allowing you to affect and manipulate your sound at the individual bit level.

Price $4.99
Author David Blake
Type Effect
Effect type Distortion, Drive etc., Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.76923 (26), current: 4.76923 (26)
Released 02/20/2020
Updated 03/20/2020

Electrogene is a low fidelity audio effect combining bit-crusher, modulation, saturation and filter with scope visualizer.

Price $4.99
Author BACKPULLVER SOFTWARE LTD OOD
Type Effect
Effect type Equalizer, Filter, Distortion, Drive etc., Modulation effects
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.76923 (13), current: 4.76923 (13)
Released 11/05/2018
Updated 02/19/2024

Kleverb is an algorithmic reverb effect.

Price $19.99
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

At the heart of SynthMaster 2’s powerful sound engine lies its oscillators, modulators, and filters.

Price $14.99
Author KV331 Audio
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.76765 (439), current: 4.76765 (439)
Released 06/22/2021
Updated 12/19/2024

Mammoth is a bass plugin featuring two-band signal processing that includes a bass maximizer, 3 types of drive, a tone stack, cabinet simulations and much more.

Price $7.99
Author Aurora DSP
Type Effect
Effect type Bass effects
Supports Audio Unit (AU)
Rating total: 4.76471 (17), current: 4.76471 (17)
Released 06/16/2020
Updated 07/17/2024

The MRH810 Lead Series is a guitar amplifier plugin. The MRH810 Lead Series provides all the versatility of the 800 and more in plugin form.

Price $19.99
Author Nembrini Audio
Type Effect
Effect type Distortion, Drive etc., Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.76471 (17), current: 4.76471 (17)
Released 04/01/2020
Updated 09/28/2021

Zeeon is a virtual analog synthesizer, powered by an advanced analog circuit modeling engine.

Price $14.99
Author BeepStreet
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.76442 (208), current: 4.76442 (208)
Released 08/30/2017
Updated 11/07/2025

SynthMaster One iPhone is KV331 Audio's first full blown synth app for iPhone. It's a powerful wavetable synth with an intuitive workflow. With its simple layout, rich wavetable/waveform content and inspiring factory presets library, designing new sounds with SynthMaster One iPhone is a joy.

Price Free
Author KV331 Audio
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.76266 (316), current: 4.76266 (316)
Released 01/09/2020
Updated 01/18/2024

FabFilter Pro-MB is a multiband dynamics plug-in featuring an optimized workflow: up to six compression/expansion bands can be placed freely anywhere in the spectrum.

Price $39.99
Author FabFilter
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.7619 (21), current: 4.7619 (21)
Released 06/21/2019
Updated 12/20/2023

With sEGments slicer/sampler app you can Import any loop/sample/audio file and find the best samples inside it, using the automatic transient detection or manually adding markers.

Price $8.99 $12.99
Author Elliott Garage
Type Instrument, Tool
Instrument type Sampler
Instrument sounds Other
Supports Audio Unit (AU)
Rating total: 4.76023 (171), current: 4.76023 (171)
Released 06/26/2020
Updated 03/11/2024

Velocity Keyboard is a powerful velocity-sensitive MPE compatible MIDI controller.

Price $9.99
Author Blue Mangoo Consulting Company Limited
Type Controller
Supports Audio Unit (AU)
Rating total: 4.75758 (99), current: 4.75758 (99)
Released 05/08/2019
Updated 09/24/2025

Ruismaker is a unique drumsynth plugin (i.e. it does not use samples), which is coupled with a creative Euclidean sequencer when run in standalone mode.

Price $4.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.75439 (57), current: 4.75439 (57)
Released 06/17/2016
Updated 08/14/2025

LumaFusion is a powerful multi-track video editor for mobile devices.

Price $29.99 $19.99
Author Luma Touch LLC
Type Host
Supports Audio Unit (AU)
Rating total: 4.7514 (24497), current: 4.7514 (24497)
Released 12/22/2016
Updated 02/17/2026