iOS Musician Apps (294) Supported Technologies is Audio Unit (AU), Type is Effect

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BitJuggler is an audio plugin to simulate vintage digital processing and to recreate digital imperfections.

Price $6.99
Author ToneBoosters
Type Effect
Effect type Other
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.35714 (14), current: 4.35714 (14)
Released 11/07/2020
Updated 10/05/2025

ToneBoosters Compressor is an AUv3 plugin for mastering-grade compression and dynamics processing.

Price $8.99
Author ToneBoosters
Type Effect
Effect type Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.79167 (24), current: 4.79167 (24)
Released 06/23/2020
Updated 10/05/2025

Knorr is a plugin that adds intensity and edge to a monophonic low frequency audio source (like a bass). The algorithm adds overtones to an existing sound in a way that isn’t possible with ordinary distortion or filtering.

Price $8.99
Author Klevgränd produkter AB
Type Effect
Effect type Equalizer, Filter, Other
Supports Audio Unit (AU)
Rating total: 4.33333 (6), current: 4.33333 (6)
Released 10/14/2019
Updated 10/15/2019

AI Machine Modeled tones player.

Price Free
Author IK Multimedia US, LLC
Type Effect
Effect type Distortion, Drive etc., Guitar effects, Bass effects
Supports Audio Unit (AU)
Rating total: 2.56164 (73), current: 2.56164 (73)
Released 11/15/2022
Updated 10/17/2025

ToneBoosters Morphit is an AUv3 plugin for headphones correction and simulation and removes any unwanted coloration from your headphones!

Price $8.99
Author ToneBoosters
Type Effect
Effect type Equalizer, Filter, Other
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.64516 (31), current: 4.64516 (31)
Released 11/16/2019
Updated 10/28/2025

ToneBoosters Equalizer is a dynamic equalizer plug-in.

Price $9.99
Author ToneBoosters
Type Effect
Effect type Equalizer, Filter
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.63077 (65), current: 4.63077 (65)
Released 07/30/2019
Updated 10/28/2025

Transit hosts 18 effect-modules, freely loadable across 7 slots.

Price $29.99
Author Baby Audio Inc.
Type Effect
Effect type Other
Supports Audio Unit (AU)
Rating total: 3.88889 (18), current: 3.88889 (18)
Released 11/08/2023
Updated 05/26/2025

GarageBand is a DAW by Apple.

Price Free
Author Apple
Type Host, Instrument, Effect
Instrument type Sampler, Synth
Instrument sounds All-in-one
Effect type All-in-one
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.07433 (114112), current: 4.07433 (114112)
Released 03/10/2011
Updated 11/03/2025

BLEASS Motion FX contains 11 different effects which you can modulate precisely thanks to an intuitive and comprehensive sequencer.

Price $7.99
Author BLEASS
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Modulation effects, Pitch effects, Other
Supports Audio Unit (AU)
Rating total: 4.83333 (12), current: 4.83333 (12)
Released 03/21/2021
Updated 08/15/2025

This audio effect is an advanced de-esser with an intuitive user interface.

Price $9.99
Author Klevgränd produkter AB
Type Effect
Effect type Equalizer, Filter
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.4375 (16), current: 3.4375 (16)
Released 10/11/2015
Updated 10/12/2023

Xvox is the vocal strip plugin.

Price $39.99
Author Nuro Audio
Type Effect
Effect type Vocal effects, Other
Supports Audio Unit (AU)
Rating total: 4.17647 (17), current: 4.17647 (17)
Released 02/16/2024
Updated 02/16/2024

Degrader is a combined resampler and bit crusher AUv3 plugin.

Price $13.99
Author Klevgränd produkter AB
Type Effect
Effect type Distortion, Drive etc., Other
Supports Audio Unit (AU)
Rating total: 5 (5), current: 5 (5)
Released 09/20/2018
Updated 03/09/2021

Up to eight pitch shifted voices are created from vocal input or instruments.

Price $2.99
Author Harry Gohs
Type Effect
Effect type Chorus, Flanger, Phaser etc., Pitch effects
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.27273 (11), current: 4.27273 (11)
Released 06/09/2017
Updated 01/06/2018

Instantly following even subtle modulations of pitch and spectral changes of your voice VoxSyn Pro creates signature vocal sounds far beyond traditional vocoding.

Price $1.99
Author Harry Gohs
Type Effect
Effect type Vocoder
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.42857 (14), current: 3.42857 (14)
Released 12/10/2019
Updated 10/22/2020

Multieffect Audioprocessor. Seven studio quality effect modules for live usage and to enrich your iTunes music library.

Price $4.99
Author Harry Gohs
Type Effect
Effect type All-in-one
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.875 (8), current: 4.875 (8)
Released 12/01/2016
Updated 01/07/2018

Sonic texture generator / blur / non-linear reverb

Price $7.99
Author Yuri Turov
Type Effect
Effect type Reverb, Delay, Echo, Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.85106 (47), current: 4.85106 (47)
Released 10/16/2020
Updated 05/12/2021

apeDelay - spectral Delay implements up to 2048 delay lines with feedback or up to 2048 Brick-wall filters.

Price $6.99
Author apeSoft
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.58824 (17), current: 4.58824 (17)
Released 06/20/2015
Updated 07/22/2025

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.

Price $9.99
Author apeSoft
Type Effect
Effect type All-in-one, Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.91667 (48), current: 4.91667 (48)
Released 09/16/2011
Updated 07/25/2025

FabFilter Pro-L 2 is a feature-packed true peak limiter, suitable for transparent mastering as well as single instrument limiting.

Price $39.99
Author FabFilter
Type Effect
Effect type Compressor, Limiter, Gate
Supports Audio Unit (AU)
Rating total: 4.89473 (19), current: 4.89473 (19)
Released 06/21/2019
Updated 12/20/2023

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
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