iOS Musician Apps (288) Supported Technologies is Audio Unit (AU), Type is Effect

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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

The EQ550 faithfully captures the punch, low-frequency transparency, and ultra-tight imaging of iconic American EQs of the late 1960’s.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.45455 (11), current: 4.45455 (11)
Released 04/10/2020
Updated 01/02/2026

PolyIvoks Filter developed on the basis of the filter of the legendary Soviet synthesizer from 1980s, and only now the legendary Soviet analog sound became available in stereo mode.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.66667 (21), current: 4.66667 (21)
Released 04/13/2020
Updated 12/29/2025

In the '80s it was the first to use a different approach to tonal adjustments. In conventional analog equalizers, whether they are shelving, sweepable, graphic or parametric types, various sections of the audio spectra are boosted or attenuated by adding or subtracting bandpasses. In this case, frequency shaping is achieved by summing bandpasses.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.84 (25), current: 4.84 (25)
Released 04/17/2020
Updated 12/28/2025

Does your bass sound dull and lifeless? Red Rock Sound Bass Enhancer will be your choice to correct this deficiency. Bass Enhancer designed for saturation harmonics of low-frequency, it creates the effect of lower, deeper frequencies. This effect can not be created with simple equalization.

Price Free
Author RRS, OOO
Type Effect
Effect type Bass effects
Supports Audio Unit (AU)
Rating total: 4.54054 (37), current: 4.54054 (37)
Released 04/18/2020
Updated 12/28/2025

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 $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

The Boss Led Diode Distortion is a recreation of an iconic late 80s British guitar effect pedal, the first “amp in a box” pedal that replicates the tone and distortion character of famous black and gold British guitar amps.

Price $4.99
Author Nembrini Audio
Type Effect
Effect type Distortion, Drive etc.
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (9), current: 5 (9)
Released 04/23/2020
Updated 09/27/2021

The Red Rock Sound Exciter will allow you to improve and enhance sonic quality of signal more naturally than with equalization. Unlike traditional EQ that just turns up the existing harmonics, Exciter generates additional harmonics, therefore there is no boost in the output signal level, this maintains a clear and balanced sound.

Price Free
Author RRS, OOO
Type Effect
Effect type Equalizer, Filter, Other
Supports Audio Unit (AU)
Rating total: 4.85714 (21), current: 4.85714 (21)
Released 04/30/2020
Updated 12/29/2025

The Cali Reverb Modern High Gain Amplifier is the best emulation of another rock icon guitar amplifier that has defined the tone of heavy music for the last 25 years!

Price $19.99
Author Nembrini Audio
Type Effect
Effect type Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.71429 (14), current: 4.71429 (14)
Released 04/30/2020
Updated 09/27/2021

WoodScaper combines into one unit the 4 classic guitar effects : phaser, chorus/flanger, wah-wah and tremelo.

Price $9.99
Author Woodman's Immaculate Maple Syrup Studio
Type Effect
Effect type Chorus, Flanger, Phaser etc., Modulation effects, Pitch effects, Guitar effects
Supports Audio Unit (AU)
Rating total: 4.85714 (7), current: 4.85714 (7)
Released 05/03/2020
Updated 06/20/2024

FAC Phazer will satisfy most fans of phasing effects, and will seduce them by its rich sonic palette offer along with its elegant interface.

Price $9.99
Author Frederic Corvest
Type Effect
Effect type Chorus, Flanger, Phaser etc.
Supports Audio Unit (AU)
Rating total: 5 (30), current: 5 (30)
Released 05/04/2020
Updated 07/27/2025

WOV for iOS is an AUv3 effect for making a wide range of textures out of your sounds – from familiar tremolo waves to glitchy stutters and everything in between.

Price $5.99
Author K-Devices
Type Effect
Supports Audio Unit (AU)
Rating total: 4.78261 (23), current: 4.78261 (23)
Released 05/04/2020
Updated 03/31/2021

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 $15.99
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

ChannelEqualizer is a three band EQ AudioUnit Extension plugin, developed as an add-on for VADrumSM.

Price Free
Author Ryo Togawa
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 3.77273 (22), current: 3.77273 (22)
Released 05/19/2020
Updated 01/15/2026

Overloud TH-U turns your iOS device into a Guitar and Bass amp simulator, to let you play live, practice or record: standalone and AUv3 included.

Price Free
Author Almateq SRL
Type Effect
Effect type Guitar effects, Bass effects
Supports Audio Unit (AU)
Rating total: 4.08602 (93), current: 4.08602 (93)
Released 05/25/2020
Updated 04/14/2026

The 8180 Monster Tube Guitar Amplifier plugin is the landmark for heavy and rock guitar sounds. If you are looking out for a modern and rich high gain tone ideal for the most aggressive rock and metal genre, then your search ends here!

Price $19.99
Author Nembrini Audio
Type Effect
Effect type Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.92307 (13), current: 4.92307 (13)
Released 05/31/2020
Updated 02/19/2024

WOOTT uses a triple band dynamics algorithm with simultaneous downwards AND upwards compression, and adds a dedicated limiter to each band.

Price $4.99
Author Bram Bos
Type Effect
Effect type Compressor, Limiter, Gate
Supports Audio Unit (AU)
Rating total: 4.87037 (54), current: 4.87037 (54)
Released 06/02/2020
Updated 03/03/2024

AudioTune is a new real-time pitch correction AUv3 plugin from Coda Labs and AudioKit. Make vocals and instruments sound more in tune, or add creative robotic tuning effects in real-time with nearly zero latency.

Price $2.99
Author Coda Labs Incorporated
Type Effect
Effect type Pitch effects, Vocal effects
Supports Audio Unit (AU)
Rating total: 3.62245 (98), current: 3.62245 (98)
Released 06/04/2020
Updated 03/10/2021

Tape Cassette 2 is an audio plugin that emulates the warmth, noise and character of old tape cassettes. Following up from our well received Tape Cassette 1, we’ve updated the plugin with a sleek interface and more changes under the hood too.

Price Free
Author Caelum Audio
Type Effect
Effect type Equalizer, Filter, Other
Supports Audio Unit (AU)
Rating total: 4.71429 (42), current: 4.71429 (42)
Released 06/05/2020
Updated 09/13/2022

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 $14.99
Author Eventide
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.59999 (20), current: 4.59999 (20)
Released 06/08/2020
Updated 03/06/2024
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