A brickwall peak limiting app, for the complete control of your audio volume.
| Price | $2.99 |
|---|---|
| Author | Amazing Noises |
| Type | Effect |
| Effect type | Compressor, Limiter, Gate |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (31), current: (31) |
| Released | 12/17/2014 |
| Updated | 01/28/2026 |
Import audio and instantly get a mastered version. Immediately hear a boost in volume and overall sweetening of the mix.
| Price | $99.99 |
|---|---|
| Author | Future Moments |
| Type | Effect |
| Effect type | Equalizer, Filter, Compressor, Limiter, Gate, Other |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (657), current: (657) |
| Released | 06/13/2017 |
| Updated | 02/04/2026 |
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: (26), current: (26) |
| Released | 02/20/2020 |
| Updated | 03/20/2020 |
This is an AUv3 compatible Uni-Vibe style plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.
| Price | $7.99 |
|---|---|
| Author | 4Pockets.com |
| Type | Effect |
| Effect type | Modulation effects |
| Supports | Audio Unit (AU) |
| Rating | total: (4), current: (4) |
| Released | 08/23/2018 |
| Updated | 09/02/2025 |
NuRack is an AUv3 based multi-channel audio effects processor with a difference, it actually allows you to design your own custom effects using the building blocks provided.
| Price | $12.99 |
|---|---|
| Author | 4Pockets.com |
| Type | Effect |
| Effect type | All-in-one |
| Supports | Audio Unit (AU) |
| Rating | total: (42), current: (42) |
| Released | 06/26/2020 |
| Updated | 08/30/2025 |
Drum surgeon is a dynamics / transient processor specifically designed for fine tuning your drums.
| Price | $9.99 |
|---|---|
| Author | 4Pockets.com |
| Type | Effect |
| Effect type | Other |
| Supports | Audio Unit (AU) |
| Rating | total: (9), current: (9) |
| Released | 11/20/2020 |
| Updated | 09/03/2025 |
STARK is a fully fledged amplifier simulator consisting of four modules: Amplifier, Cabinet, Room and effects slots. These modules are processing audio separately, which makes it possible to combine different amplifiers with different cabinets and rooms.
| Price | $26.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Guitar effects |
| Supports | Audio Unit (AU) |
| Rating | total: (21), current: (21) |
| Released | 04/02/2019 |
| Updated | 06/26/2025 |
A simple but fast low-pass filter with control over cutoff frequency and resonance factor.
| Price | $0.99 |
|---|---|
| Author | Brad Howes |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Released | 02/15/2021 |
| Updated | 02/27/2026 |
A simple but straightforward flange audio effect to give you that nice retro feel.
| Price | $0.99 |
|---|---|
| Author | Brad Howes |
| Type | Effect |
| Effect type | Chorus, Flanger, Phaser etc. |
| Supports | Audio Unit (AU) |
| Rating | total: (1), current: (1) |
| Released | 02/24/2021 |
| Updated | 02/27/2026 |
A simple but straightforward phaser audio effect to give you that nice retro feel.
| Price | $0.99 |
|---|---|
| Author | Brad Howes |
| Type | Effect |
| Effect type | Chorus, Flanger, Phaser etc. |
| Supports | Audio Unit (AU) |
| Rating | total: (1), current: (1) |
| Released | 03/11/2021 |
| Updated | 02/27/2026 |
This versatile saturation effect processor comes packed with 40 Factory Presets, from classic stereo Drive to crazy metallic bitcrushed Saturations.
| Price | $6.99 |
|---|---|
| Author | BLEASS |
| Type | Effect |
| Effect type | Other |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (8), current: (8) |
| Released | 11/28/2020 |
| Updated | 09/12/2025 |
BLEASS Compressor is a tool for iOS musicians offering external sidechain input, input filters and real-time visualization with very low CPU usage.
| Price | $4.99 |
|---|---|
| Author | BLEASS |
| Type | Effect |
| Effect type | Compressor, Limiter, Gate |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (27), current: (27) |
| Released | 11/10/2020 |
| Updated | 06/17/2022 |
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: (6806), current: (6806) |
| Released | 12/07/2014 |
| Updated | 03/06/2026 |
This shimmer effect is a combination of effects that creates an etherial wall of sound. The effect combines a digital delay and pitch shifter to create multiple harmonies before entering a rich long reverb with controllable filtering. The resulting effect is a monsterously huge sound adding a spacious atmospheric quality to any lead instrument or vocal.
| Price | $7.99 |
|---|---|
| Author | 4Pockets.com |
| Type | Effect |
| Effect type | Reverb, Delay, Echo, Pitch effects |
| Supports | Audio Unit (AU) |
| Rating | total: (30), current: (30) |
| Released | 02/15/2019 |
| Updated | 08/29/2025 |
If you play a musical instrument, this app should be supported by you lower the speed and play when you copy of a musical piece.
| Price | Free |
|---|---|
| Author | Loop-Sessions.LLC. |
| Type | Effect |
| Effect type | Pitch effects |
| Supports | Audio Unit (AU) |
| Rating | total: (18), current: (18) |
| Released | 04/26/2013 |
| Updated | 03/22/2026 |
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: (79), current: (79) |
| Released | 07/16/2013 |
| Updated | 03/22/2026 |
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 | $0.99 |
|---|---|
| Author | Loop-Sessions.LLC. |
| Type | Effect |
| Effect type | Equalizer, Filter, Pitch effects |
| Supports | Audio Unit (AU) |
| Rating | total: (24), current: (24) |
| Released | 11/15/2013 |
| Updated | 03/22/2026 |
Play or save the files with added reverb. Use play through mode or Audiobus for realtime reverberation.
| Price | Free |
|---|---|
| Author | Markus Sigg |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (32), current: (32) |
| Released | 04/26/2013 |
| Updated | 03/24/2026 |