iOS Musician Apps (156) Supported Technologies is Inter-App Audio (IAA), Type is Effect

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Zen Musical Harmonizer ZMH-1 is a vocal/instrument harmonizer app.

Price $1.99
Author Jonathan Pivar
Type Effect
Effect type Vocal effects, Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 3.14286 (7), current: 3.14286 (7)
Released 04/09/2016
Updated 01/28/2025

Studio quality reverb for AUv3 / Audiobus / Inter-app audio and songs from your iTunes music library.

Price $1.99
Author Harry Gohs
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.73913 (23), current: 3.73913 (23)
Released 08/05/2013
Updated 06/19/2025

Dahlia Delay is a tape style delay effect with filtered feedback and warble amount controls.

Price $1.99
Author Flora Creative Ltd.
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.33333 (6), current: 4.33333 (6)
Released 07/08/2015
Updated 06/11/2020

Bebot is a musical instrument that anyone can play. Instead of a keyboard, it has an easy-to-use touch control system.

Price $1.99
Author Normalware
Type Instrument, Effect
Instrument sounds Other
Effect type Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.84877 (205), current: 4.84877 (205)
Released 12/19/2008
Updated 09/11/2017

BLEASS Compressor is a tool for iOS musicians offering external sidechain input, input filters and real-time visualization with very low CPU usage.

Price $4.99 $2.99
Author BLEASS
Type Effect
Effect type Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.7037 (27), current: 4.7037 (27)
Released 11/10/2020
Updated 06/17/2022

Analog Rack Screamer a very special overdrive pedal emulation inspired by the famous green stomp box.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Distortion, Drive etc., Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (5), current: 5 (5)
Released 02/08/2020
Updated 09/24/2026

Analog Rack Compressor plugin ideal to sculpt the dynamic with an easy to use interface.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (3), current: 5 (3)
Released 02/08/2020
Updated 09/25/2026

Analog Rack Fuzz a custom design fuzz distortion plugin inspired by the glorious red Fuzz pedal.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (7), current: 5 (7)
Released 02/08/2020
Updated 09/25/2026

Analog Rack Phaser one knob for a fantastic Phaser Fx inspired by the famous orange Phaser 90 pedal.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Chorus, Flanger, Phaser etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (8), current: 5 (8)
Released 02/08/2020
Updated 09/25/2026

Analog Rack Reverb two plugins in one, Stereo Hall and Stereo Room reverb algorithms ideal for every source!

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.66667 (9), current: 4.66667 (9)
Released 02/07/2020
Updated 09/25/2026

Analog Rack Tremolo pretty simple and effective tremolo Fx plugin.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (7), current: 5 (7)
Released 02/08/2020
Updated 09/24/2026

Analog Rack Flanger a Fx plugin which let you apply beautiful Flanger Fx to each track with three simple knobs.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Chorus, Flanger, Phaser etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.57143 (7), current: 4.57143 (7)
Released 02/08/2020
Updated 09/25/2026

Analog Rack Guitar Equalizer a 7 bands graphic eq plugin especially tuned for guitar, inspired by the compact Japanese eq pedal.

Price $3.99 $2.99
Author Nembrini Audio
Type Effect
Effect type Equalizer, Filter, Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (9), current: 5 (9)
Released 02/08/2020
Updated 09/25/2026

ADverb2 is an accurate model of a vintage digital plate reverb rack unit from the 80s, with a few modern tricks up its sleeve.

Price $4.99 $2.99
Author Audio Damage, Inc.
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.63157 (19), current: 4.63157 (19)
Released 04/30/2018
Updated 07/30/2026

This is a direct 1:1 port of Audio Damage's Eos 2 desktop plug-in, identical in every way to the Eos you know and love.

Price $6.99 $2.99
Author Audio Damage, Inc.
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.47368 (19), current: 4.47368 (19)
Released 06/27/2017
Updated 03/27/2026

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

A brickwall peak limiting app, for the complete control of your audio volume.

Price $2.99
Author Amazing Noises
Type Effect
Effect type Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.44827 (29), current: 4.44827 (29)
Released 12/17/2014
Updated 09/21/2026

Ignite the Saturn 5 rocket and communicate between capsule and Houston while your voice is transformed live into a real Apollo astronaut.

Price $2.99
Author Qneo
Type Effect
Effect type Distortion, Drive etc.
Supports Inter-App Audio (IAA)
Rating total: 3.44444 (9), current: 3.44444 (9)
Released 12/14/2012
Updated 09/24/2020

Frekvens is a frequency shifter and delay effect.

Price $2.99
Author Erik Sigth
Type Effect
Effect type Reverb, Delay, Echo, Pitch effects, Stereo, Pan effects
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.80952 (21), current: 4.80952 (21)
Released 02/20/2016
Updated 11/25/2025

Dub Delay emulates an analog tape delay unit with various options to filter and saturate the output signal before it is fed back into the delay unit.

Price $3.99
Author Arno VAN GOCH
Type Effect
Effect type Equalizer, Filter, Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 5 (4), current: 5 (4)
Released 05/04/2023
Updated 05/22/2023
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