Audio Unit (AU) Equalizer, Filter Apps (76)

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Audio Unit (AU) technology enabled Equalizer, Filter effect app list for iOS

Import audio and instantly get a mastered version. Immediately hear a boost in volume and overall sweetening of the mix.

Price $19.99
Author Future Moments
Type Effect
Effect type Equalizer, Filter, Compressor, Limiter, Gate, Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.62974 (605), current: 4.62974 (605)
Released 06/13/2017
Updated 04/13/2024

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: 4.60714 (28), current: 4.60714 (28)
Released 11/16/2019
Updated 04/10/2024

Traditional EQs influence the spectrum of the whole stereo field simultaneously. DirectionalEQ takes this concept one big step further: now you can equalize all directions in the stereo field independently.

Price $9.99
Author Christian Siedschlag
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 3.64286 (14), current: 3.64286 (14)
Released 10/27/2017
Updated 04/02/2024

Analog Rack Bass Equalizer 7 bands graphic eq plugin with selected frequency bands for bass guitar.

Price $3.99
Author Nembrini Audio
Effect type Equalizer, Filter, Bass effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (4), current: 5 (4)
Released 02/08/2020
Updated 09/27/2021

SF-1 is a dual Stereo Filter Effect with a special focus on expressiveness.

Price $7.99
Author Kai Aras
Type Effect
Effect type Equalizer, Filter, Stereo, Pan effects
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.77778 (9), current: 3.77778 (9)
Released 05/31/2019
Updated 09/28/2020

FD-1 is a Semi-Modular Effect Plugin including dedicated Filter, Delay and Modulation sections.

Price $9.99
Author Kai Aras
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo, Modulation effects
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.72414 (29), current: 4.72414 (29)
Released 11/07/2019
Updated 09/24/2020

Shape your sound with advanced equalising to make your tracks fit in the mix.

Price $19.99
Author Klevgränd produkter AB
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.85714 (14), current: 4.85714 (14)
Released 08/27/2018
Updated 03/09/2021

Bark Filter is a Critical Band Analyser/Filter/Compressor.

Price $3.99
Author Harry Gohs
Type Effect, Tool
Effect type Equalizer, Filter, Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.875 (24), current: 4.875 (24)
Released 08/03/2017
Updated 09/01/2023

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: 3.6 (15), current: 3.6 (15)
Released 10/11/2015
Updated 10/12/2023

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 $9.99
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

The WU (Wrapped Units) Series band pass filter exposes the user interface of the systems Audio Unit and makes it available to all host applications that support AUv3 audio processing plugins. Even if those hosts do not support it directly.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 10/15/2020
Updated 03/12/2024

The WU (Wrapped Units) Series high pass filter exposes the user interface of the systems Audio Unit and makes it available to all host applications that support AUv3 audio processing plugins. Even if those hosts do not support it directly.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.5 (2), current: 4.5 (2)
Released 10/15/2020
Updated 03/12/2024

A high shelf filter effect.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 09/23/2020
Updated 03/12/2024

A low shelf filter effect.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 09/23/2020
Updated 03/12/2024

The WU (Wrapped Units) Series low pass filter exposes the user interface of the systems Audio Unit and makes it available to all host applications that support AUv3 audio processing plugins. Even if those hosts do not support it directly.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (3), current: 5 (3)
Released 10/15/2020
Updated 03/12/2024

The WU (Wrapped Units) Series multiband equalizer exposes the user interface of the systems Audio Unit and makes it available to all host applications that support AUv3 audio processing plugins. Even if those hosts do not support it directly.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 10/17/2020
Updated 03/12/2024

The WU (Wrapped Units) Series parametric equalizer exposes the user interface of the systems Audio Unit and makes it available to all host applications that support AUv3 audio processing plugins. Even if those hosts do not support it directly.

Price $1.99
Author Jens Guell
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (1), current: 5 (1)
Released 10/17/2020
Updated 03/12/2024

Yukawa is an AUv3 compatible multi-effects plug-in that combines a tempo-synchronized multi-tap sequence delay that produces rhythmic phrases, a modulatable stereo delay, and a DJ mixer-style filter.

Price $6.99
Author iceWorks, Inc.
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.85185 (27), current: 4.85185 (27)
Released 09/09/2020
Updated 06/22/2023

BLEASS filter is an essential tool for musicians: inspired by classic analog filters, it features an envelope follower as well as a LFO and a warm sound which create mind boggling filter sweep effects on any sound source: guitars, vocals, keyboards, drums ...

Price $3.99
Author BLEASS
Type Effect
Effect type Equalizer, Filter, Modulation effects
Supports Audiobus, Audio Unit (AU)
Rating total: 5 (17), current: 5 (17)
Released 06/20/2019
Updated 05/19/2022

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

Price $3.99
Author Nembrini Audio
Type Effect
Effect type Equalizer, Filter, Guitar effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (8), current: 5 (8)
Released 02/08/2020
Updated 09/27/2021
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Did you know?

Audio Units (AU) is an audio plug-in technology built in Apple's macOS and iOS operating systems. Initially developed for desktop operating systems along with VST (Virtual Studio Technology by Steinberg GmbH), it available now for iOS too. AU apps (plug-ins) can modify sound pitch, sample rate and stream over network, produce signal.