Audio Unit (AU) Equalizer, Filter Apps (79)

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

SideBand Remix is an AUv3 plugin for final mixing and mastering. It separates the phantom center from sideband (L/R) content which is what give a stereo track its width, and lets you remix it.

Price $7.99 $5.99
Author 4Pockets.com
Type Effect
Effect type Equalizer, Filter, Other
Supports Audio Unit (AU)
Rating total: 4.5 (2), current: 4.5 (2)
Released 07/19/2021
Updated 08/10/2021

This app is a music player that can process the following effects in real time: Time stretch (0.5-2.0 double speed), Pitch shift (-1 ~ +1 octave), 10 band equalizer.

Price $1.99
Author Loop-Sessions.LLC.
Type Effect
Effect type Equalizer, Filter, Pitch effects
Supports Audio Unit (AU)
Rating total: 2 (4), current: 2 (4)
Released 11/15/2013
Updated 01/18/2022

If you play a musical instrument or sing a song, this app should be supported by you higher / lower the pitch.

Price Free
Author Loop-Sessions.LLC.
Type Effect
Effect type Equalizer, Filter, Pitch effects
Supports Audio Unit (AU)
Rating total: 3.2 (15), current: 3.2 (15)
Released 07/16/2013
Updated 01/17/2022

FilterMorph plugin takes the concept of a traditional audio filter and pairs it with overdrive, bit crunching and tape delay to perform some incredibly neat real-time or beat synced automation effects.

Price $4.99
Author 4Pockets.com
Type Effect
Effect type Equalizer, Filter, Distortion, Drive etc.
Supports Audio Unit (AU)
Rating total: 4.2 (5), current: 4.2 (5)
Released 12/13/2018
Updated 05/01/2019

DOTEC-AUDIO presents DeePopMax, a big hit“Loudness Maximizer" for MacOS, now available for iOS, including AudioUnit V3 support.

Price $11.99
Author fmfmsoft Corp.
Type Effect
Effect type Equalizer, Filter, Compressor, Limiter, Gate, Other
Supports Audio Unit (AU)
Released 08/31/2020
Updated 12/10/2020

DOTEC-AUDIO presents DeeEQ, as a popular "Equalizer" for MacOS, now available for iOS, including AudioUnit V3 support.

Price $11.99
Author fmfmsoft Corp.
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Released 08/31/2020
Updated 12/10/2020

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 $7.99
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: 4.8 (15), current: 4.8 (15)
Released 09/09/2020
Updated 06/11/2021

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: 4.73076 (26), current: 4.73076 (26)
Released 11/07/2019
Updated 09/24/2020

Infinitum Delayrium ONE is cascaded multidelay with input controls for delays and multiple feedback controls, at the output of the delays there are LowPass Filters and a Resonator.

Price $4.99
Author ANTHONY DI FURIA
Type Effect
Effect type Equalizer, Filter, Reverb, Delay, Echo
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 08/08/2021
Updated 08/18/2021

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

Price $5.99
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

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

Price $9.99
Author Harry Gohs
Type Effect, Tool
Effect type Equalizer, Filter, Compressor, Limiter, Gate
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.84615 (13), current: 4.84615 (13)
Released 08/03/2017
Updated 08/11/2017

Visual EQ Console is a multi-band EQ console with the ability to analyse audio in real time giving a spectrum representation of the frequency response. 

Price $5.99
Author 4Pockets.com
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.46666 (15), current: 4.46666 (15)
Released 06/23/2019
Updated 10/20/2020

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 (6), current: 5 (6)
Released 02/08/2020
Updated 09/27/2021

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

FabFilter Pro-Q 3 is an EQ plug-in with up to 24 bands, analog modeling, dynamic EQ, linear phase processing.

Price $29.99
Author FabFilter
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 4.8 (30), current: 4.8 (30)
Released 06/21/2019
Updated 12/14/2021

FabFilter Pro-Q 2 is a transparent, high-quality equalizer plug-in for mixing and mastering purposes, with up to 24 bands and a gorgeous interface for easy and precise editing.

Price $29.99
Author FabFilter
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (23), current: 5 (23)
Released 07/29/2018
Updated 12/14/2021

FabFilter Saturn 2 is a high-quality distortion/saturation plug-in with a huge range of distortion models ranging from subtle to screaming vintage amp modelling, multiple frequency bands, hugely flexible modulation system, and a very modern, well-designed user interface.

Price $26.99
Author FabFilter
Type Effect
Effect type Equalizer, Filter, Distortion, Drive etc., Guitar effects
Supports Audio Unit (AU)
Rating total: 5 (23), current: 5 (23)
Released 06/25/2020
Updated 12/14/2021

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: 4.91667 (12), current: 4.91667 (12)
Released 06/21/2019
Updated 12/14/2021

Dual VCF adds motion, shape, and colour. It produces evolving rhythmic movement and complex dynamic filter shapes.

Price $4.99
Author ToneBoosters
Type Effect
Effect type Equalizer, Filter
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 5 (14), current: 5 (14)
Released 04/01/2020
Updated 12/08/2021

ToneBoosters Equalizer is a dynamic equalizer plug-in.

Price $13.99
Author ToneBoosters
Type Effect
Effect type Equalizer, Filter
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.78571 (42), current: 4.78571 (42)
Released 07/30/2019
Updated 12/05/2021
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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.