iOS Musician Apps (176) Supported Technologies is Inter-App Audio (IAA), Type is Effect

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Undulator is Eventide’s classic modulated tremolo effect from the iconic H3000 effects processor.

Price $7.99
Author Eventide
Type Effect
Effect type Modulation effects, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.2 (10), current: 4.2 (10)
Released 07/13/2020
Updated 03/06/2024

CrushStation is an overdrive/distortion effects plug-in with controls that drive your tone anywhere from a creamy saturation to a brutal sonic assault, with everything in between.

Price $14.99
Author Eventide
Type Effect
Effect type Distortion, Drive etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.66667 (12), current: 4.66667 (12)
Released 04/20/2020
Updated 03/06/2024

MicroPitch is a fine-resolution pitch shifter for subtle tone fattening, plus delays for interesting slap back effects.

Price $9.99
Author Eventide
Type Effect
Effect type Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.25 (16), current: 4.25 (16)
Released 08/17/2019
Updated 03/06/2024

QVox is a creative audio effect that transforms vocals, guitars, drums, and synths into four independent voices. Create beautiful harmonies, widen instruments and design groovy rhythmic sequences with diatonic pitch shifting and delay.

Price $14.99
Author Eventide
Type Effect
Effect type Pitch effects, Vocal effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.25 (16), current: 4.25 (16)
Released 12/11/2019
Updated 03/06/2024

Want to sing as a  popstar on AutoPitch, live-pause your voice, talk with a deep robot voice all at once? Voice Synth does all this and more, all based on your own unique voice.

Price $8.99
Author Qneo
Type Effect
Effect type Vocoder, Other
Supports Inter-App Audio (IAA)
Rating total: 4.14377 (313), current: 4.14377 (313)
Released 01/04/2012
Updated 06/08/2025

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic

Price $24.99
Author IK Multimedia US, LLC
Type Instrument, Effect
Instrument type Sampler
Instrument sounds Drums, Percussion
Effect type Guitar effects, Bass effects, All-in-one
Supports Inter-App Audio (IAA), Audiobus
Rating total: 1 (1), current: 1 (1)
Released 07/22/2010
Updated 06/06/2025

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Price Free
Author IK Multimedia US, LLC
Type Instrument, Effect
Instrument type Sampler
Instrument sounds Drums, Percussion
Effect type Guitar effects, Bass effects, All-in-one
Supports Inter-App Audio (IAA), Audiobus
Rating total: 3.33333 (3), current: 3.33333 (3)
Released 06/16/2010
Updated 06/06/2025

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Price Free
Author IK Multimedia US, LLC
Type Instrument, Effect
Instrument sounds Drums, Percussion
Effect type Guitar effects, Bass effects, All-in-one
Supports Inter-App Audio (IAA), Audiobus
Released 07/22/2010
Updated 06/06/2025

VocaLive offers singers and vocalists a suite of real-time professional vocal effects along with a recorder/DAW for studio quality sound (via in-app purchase), a looper for creative vocal experimentation (via in-app purchase), plus the ability to re-mike the input microphone with the Mic Room feature to add the sound and color of coveted studio microphones, all in a portable package (via in-app purchase).

Price $24.99
Author IK Multimedia US, LLC
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Chorus, Flanger, Phaser etc., Pitch effects, Vocal effects, Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 2.37143 (35), current: 2.37143 (35)
Released 03/10/2011
Updated 06/05/2025

Build your own guitar or bass rig with up to 6 stompbox FX, an amplifier and speaker cabinet w/Mic.

Price $24.99
Author IK Multimedia US, LLC
Type Instrument, Effect
Instrument type Sampler
Instrument sounds Drums, Percussion
Effect type Guitar effects, Bass effects, All-in-one
Supports Inter-App Audio (IAA), Audiobus
Rating total: 1 (1), current: 1 (1)
Released 06/16/2010
Updated 06/06/2025

Real time vocal processor + recording app.

Price Free
Author IK Multimedia US, LLC
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Chorus, Flanger, Phaser etc., Pitch effects, Vocal effects, Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 3.47312 (93), current: 3.47312 (93)
Released 03/10/2011
Updated 06/05/2025

Real time vocal processor + recording app.

Price $24.99
Author IK Multimedia US, LLC
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Chorus, Flanger, Phaser etc., Modulation effects, Pitch effects, Vocal effects, Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 2.875 (24), current: 2.875 (24)
Released 11/09/2011
Updated 06/05/2025

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
Author Audio Damage, Inc.
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.375 (16), current: 4.375 (16)
Released 06/27/2017
Updated 05/14/2025

BIAS FX 2 Mobile transforms your mobile device into the ultimate all-in-one guitar effects processor, letting you explore hundreds of premium amps, pedals, and studio racks to create your dream guitar tone.

Price Free
Author Positive Grid Inc
Type Effect
Effect type Guitar effects
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.39513 (1111), current: 4.39513 (1111)
Released 05/20/2020
Updated 04/24/2025

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: 4.84443 (45), current: 4.84443 (45)
Released 10/16/2020
Updated 05/12/2021

iFX Rack is an analog modeled virtual effects rack for your iOS Device.

Price $9.99
Author MIDIculous LLC
Type Effect
Effect type All-in-one
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 3.8 (10), current: 3.8 (10)
Released 09/03/2019
Updated 03/28/2025

Discord4 is the latest version of our most popular and long-lived product, our Discord stereo pitch shifter. Originally modeled from the H910, Discord has long since become its own effect and a studio standby, and this version includes major additions to further stretch its capabilities.

Price $8.99
Author Audio Damage, Inc.
Type Effect
Effect type Reverb, Delay, Echo, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.68966 (29), current: 4.68966 (29)
Released 02/24/2018
Updated 10/09/2019

This audio effect filter is a hybrid between a simple reverb and a very complex delay.

Price $3.99
Author Klevgränd produkter AB
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.16667 (12), current: 4.16667 (12)
Released 02/03/2015

Korvpressor is an adaptive compressor/limiter with an easy-to-use interface.

Price $9.99
Author Klevgränd produkter AB
Type Effect
Effect type Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.5625 (16), current: 4.5625 (16)
Released 06/12/2015
Updated 06/16/2021

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

Price $7.99
Author Klevgränd produkter AB
Type Effect
Effect type Equalizer, Filter
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.5 (16), current: 3.5 (16)
Released 10/11/2015
Updated 10/12/2023
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