iOS Musician Apps (295) Supported Technologies is Audio Unit (AU), Type is Effect

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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: 4.81818 (22), current: 4.81818 (22)
Released 04/17/2020
Updated 11/28/2025

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: 4.75 (12), current: 4.75 (12)
Released 04/10/2020
Updated 11/28/2025

Mammoth is a bass plugin featuring two-band signal processing that includes a bass maximizer, 3 types of drive, a tone stack, cabinet simulations and much more.

Price $7.99
Author Aurora DSP
Type Effect
Effect type Bass effects
Supports Audio Unit (AU)
Rating total: 4.76471 (17), current: 4.76471 (17)
Released 06/16/2020
Updated 07/17/2024

Back to fundamentals….Compositional practice is about constructing and organizing multiple layers of sonic material at first step. In production, we use DAW’s to present this material on separate tracks with either synthesized sounds in real time, or recorded material as sound files or live audio input.

Price $34.99
Author SonicPlanet Audio Video Teknolojileri Anonim Sti.
Type Effect
Effect type Other
Supports Audio Unit (AU)
Rating total: 3.75 (8), current: 3.75 (8)
Released 10/31/2020
Updated 02/21/2024

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

Price $7.99
Author fmfmsoft Corp.
Type Effect
Effect type Equalizer, Filter, Compressor, Limiter, Gate, Other
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 08/31/2020
Updated 11/29/2024

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

Price $7.99
Author fmfmsoft Corp.
Type Effect
Effect type Equalizer, Filter
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 08/31/2020
Updated 11/29/2024

Bit Maestro is an AUv3 bit crusher that goes beyond regular bit rate reduction, allowing you to affect and manipulate your sound at the individual bit level.

Price $4.99
Author David Blake
Type Effect
Effect type Distortion, Drive etc., Other
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.76923 (26), current: 4.76923 (26)
Released 02/20/2020
Updated 03/20/2020

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: 4.48571 (35), current: 4.48571 (35)
Released 04/18/2020
Updated 11/28/2025

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 (20), current: 5 (20)
Released 06/20/2019
Updated 09/12/2025

The BLEASS reverb is a reverb plugin.

Price $4.99
Author BLEASS
Type Effect
Effect type Reverb, Delay, Echo
Supports Audiobus, Audio Unit (AU)
Rating total: 4.74193 (31), current: 4.74193 (31)
Released 04/10/2019
Updated 09/12/2025

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: 4 (14), current: 4 (14)
Released 01/15/2020
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: 4.29412 (17), current: 4.29412 (17)
Released 12/11/2019
Updated 03/06/2024

The BLEASS sidekick AUv3 is the world's first iOS AUv3 effect plugin that offers a kick drum synth and sequencer coupled with a sidechain compressor in order to bring unique and creative dynamics to your music!

Price $6.99
Author BLEASS
Type Instrument, Effect
Instrument type Synth
Instrument sounds Drums, Percussion
Effect type Compressor, Limiter, Gate, Other
Supports Audiobus, Audio Unit (AU)
Rating total: 4.86207 (29), current: 4.86207 (29)
Released 05/23/2019
Updated 09/09/2022

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

Price $4.99
Author Eventide
Type Effect
Effect type Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.29412 (17), current: 4.29412 (17)
Released 08/17/2019
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: 4.85714 (21), current: 4.85714 (21)
Released 08/17/2019
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 (8), current: 5 (8)
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

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: 4.59999 (20), current: 4.59999 (20)
Released 06/08/2020
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: 4.30435 (23), current: 4.30435 (23)
Released 10/09/2019
Updated 03/06/2024

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

Price $1.99
Author Eventide
Type Effect
Effect type Modulation effects, Pitch effects
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.27273 (11), current: 4.27273 (11)
Released 07/13/2020
Updated 03/06/2024
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