iOS Musician Apps (304) Supported Technologies is Audio Unit (AU), Type is Effect

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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: 4.73684 (19), current: 4.73684 (19)
Released 06/21/2019
Updated 12/20/2023

FabFilter Pro-G is a gate/expander plug-in for mixing and mastering purposes, with flexible side chain options.

Price $29.99
Author FabFilter
Type Effect
Effect type Compressor, Limiter, Gate, Other
Supports Audio Unit (AU)
Rating total: 5 (15), current: 5 (15)
Released 06/21/2019
Updated 12/20/2023

Eventide Crystals Harmonizer® combines twin reverse pitch shifters with reverse delays and reverb. This iconic H3000 effect can be used to create out-of-this-world climbing and cascading pitched delays or to create unique sounding reverbs. It features two reverse granular delays that can be manipulated by length and pitch.

Price $7.99
Author Eventide
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.57895 (19), current: 4.57895 (19)
Released 06/08/2020
Updated 03/06/2024

Create out of this world ambiance with Blackhole, a reverb effect as big as the cosmos.

Price $9.99
Author Eventide
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.61111 (54), current: 4.61111 (54)
Released 08/08/2019
Updated 03/06/2024

UltraTap is a unique multi-tap effect capable of rhythmic delays, glitchy reverbs, huge pad-like volume swells and extraordinary modulation.

Price $7.99
Author Eventide
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.84999 (20), current: 4.84999 (20)
Released 08/17/2019
Updated 03/06/2024

Spring Reverb models the sound and character of popular spring reverbs found in guitar amplifiers, popularized by Surf, Garage and Rockabilly music.

Price $7.99
Author Eventide
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 3.92308 (13), current: 3.92308 (13)
Released 01/15/2020
Updated 03/06/2024

TriceraChorus is inspired by the classic tri-choruses and stompbox choruses of the 1970s and early 1980s. It pairs rich BBD style tri-chorusing with another classic effect of the 1980s: Eventide micro-pitch detuning.

Price $7.99
Author Eventide
Type Effect
Effect type Chorus, Flanger, Phaser etc.
Supports Audio Unit (AU)
Rating total: 5 (7), current: 5 (7)
Released 10/06/2020
Updated 03/06/2024

MangledVerb is a unique effect combining a rich reverb with devastating distortion.

Price $7.99
Author Eventide
Type Effect
Effect type Reverb, Delay, Echo, Distortion, Drive etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.55556 (18), current: 4.55556 (18)
Released 11/27/2019
Updated 03/06/2024

Rotary is a rotating cabinet effect that simulates a Leslie speaker. It produces a pulse-like vibrato effect depending on the speed of rotation.

Price $3.99
Author Eventide
Type Effect
Effect type Modulation effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.27273 (22), current: 4.27273 (22)
Released 10/09/2019
Updated 03/06/2024

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

Price $2.99
Author Eventide
Type Effect
Effect type Modulation effects, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.11111 (9), current: 4.11111 (9)
Released 07/13/2020
Updated 03/06/2024

A professional compressor plugin in the audio unit format.

Price $9.99
Author Christian Siedschlag
Type Effect
Effect type Compressor, Limiter, Gate
Supports Audio Unit (AU)
Rating total: 3.8 (15), current: 3.8 (15)
Released 05/28/2017
Updated 06/10/2025

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 $7.99
Author Eventide
Type Effect
Effect type Distortion, Drive etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.63636 (11), current: 4.63636 (11)
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 $3.99
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 $7.99
Author Eventide
Type Effect
Effect type Pitch effects, Vocal effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.2 (15), current: 4.2 (15)
Released 12/11/2019
Updated 03/06/2024

Spinn is a 4 band rotating modulation effect. It’s a bit similar to a Leslie but not aiming to replicate this character. 4 rotors with individual speed controls, acceleration and deceleration times, adjustable size and modulation.

Price $14.99
Author Klevgränd produkter AB
Type Effect
Effect type Modulation effects
Supports Audio Unit (AU)
Rating total: 4.5 (4), current: 4.5 (4)
Released 05/18/2020
Updated 09/17/2021

TalkWorks is an AUv3 plugin designed to give any sound a human vocal like quality by simulating vowel sounds found in human speech.

Price $9.99
Author 4Pockets.com
Type Effect
Effect type Vocal effects
Supports Audio Unit (AU)
Rating total: 4 (6), current: 4 (6)
Released 01/24/2021
Updated 08/28/2024

BLEASS Shimmer is an AUv3 compatible Shimmer Reverb Effect that brings harmonic tails to any sound or instrument with very low CPU usage.

Price $6.99
Author BLEASS
Type Effect
Effect type Reverb, Delay, Echo, Pitch effects
Supports Audiobus, Audio Unit (AU)
Rating total: 4.93939 (33), current: 4.93939 (33)
Released 06/17/2020
Updated 01/22/2025

MicSwap is a Microphone Emulator and Recorder app.

Price Free
Author Future Moments
Type Effect
Effect type Vocal effects, Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.498 (6763), current: 4.498 (6763)
Released 12/07/2014
Updated 06/05/2025

This audio shredder does just what is says, it shreds incoming audio (usually strings or lengthy sustained chords) into bite size pieces, adds an envelope and passes through a filter of choice.

Price $7.99
Author 4Pockets.com
Type Effect
Effect type Other
Supports Audio Unit (AU)
Rating total: 3.66667 (6), current: 3.66667 (6)
Released 11/09/2018
Updated 03/26/2025
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