Best AU3FX alternatives: apps like AU3FX:Space

10+ similar apps compared and reviewed

4.6 avg rating

0 free apps

Updated October 2026

Kymatica AB

AU3FX is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to AU3FX

#1

BounceBud Physics Based MIDI by Cem Olcay

Generative music making

Editor's Choice

5.0(11 ratings)

$5.99

BounceBud Physics Based MIDI screenshot 1

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BounceBud Physics Based MIDI screenshot 5

This app generates MIDI notes through a unique physics-based system. Balls collide with customizable keyboards, triggering MIDI events. It offers extensive control over note scales, velocity, and MIDI channels for diverse musical creations.

#2

ArpBud 2 AUv3 MIDI Arpeggiator by Cem Olcay

Create Unique Arps

Strong Contender

3.6(20 ratings)

$5.99

ArpBud 2 AUv3 MIDI Arpeggiator screenshot 1

ArpBud 2 AUv3 MIDI Arpeggiator screenshot 2

ArpBud 2 AUv3 MIDI Arpeggiator screenshot 3

ArpBud 2 AUv3 MIDI Arpeggiator screenshot 4

Create unique arpeggiation patterns with unlimited steps and customizable parameters like interval, velocity, and probability. Control note rates, swing, and randomize patterns in real-time for live performance or music production. Requires MIDI input/output to function.

#3

TB Compressor by ToneBoosters

Professional dynamics plug-in

Worth Considering

4.8(24 ratings)

$8.99

TB Compressor screenshot 1

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TB Compressor screenshot 4

This professional audio plugin offers mastering-grade compression and dynamics processing for iOS devices. It features advanced controls like soft knee, parallel, upward/downward, and band-limited compression, with real-time visual feedback and an interactive interface.

More apps like AU3FX

Dynamic Hype Enhancer

This audio effect plugin enhances sounds by simultaneously compressing loud elements and amplifying quiet ones. It's designed to add massive proportions, aggressive edges, and bring out subtle details in audio, making it ideal for producers looking to add hype and excitement to their tracks.

Triple band dynamics algorithmSimultaneous downwards and upwards compressionDedicated limiter per band

Compare with AU3FX

MidiMixer for AUM Auv3 Plugin

MidiMixer for AUM Auv3 Plugin

MidiMixer for AUM Auv3 Plugin

The Automated Mixer for AUM

This audio plugin for AUM allows precise control over your music mix and automation recording. Create up to 8 snapshots of your mixing desk, smoothly fade between them, and record real-time control movements or draw them in a graphical editor. It supports up to 12 AUM channels and offers fader lock for simultaneous control.

8 mixer snapshots with smooth fadesReal-time control change recordingGraphical automation editor

Compare with AU3FX

OtherDesertCities

OtherDesertCities

OtherDesertCities

Multi-Algorithm Delay

Explore a versatile audio effect with six unique delay algorithms, offering everything from classic stereo delays to experimental granular pitch-shifting. Extensive modulation and I/O controls allow for deep sonic manipulation and creative sound design.

Six unique delay algorithmsExtensive modulation capabilitiesTempo-synced LFOs

Compare with AU3FX

Stereo Studio Reverb

This studio-quality algorithmic reverb offers five unique algorithms for diverse audio production needs. Easily sculpt your sound with extensive controls and an intuitive interface, perfect for everything from subtle room effects to expansive ambient textures.

Five custom reverb algorithmsFull control over reverb parametersRate and depth modulation

Compare with AU3FX

Surreal Machines Modnetic

Surreal Machines Modnetic

Surreal Machines Modnetic

Tape Delay, Reverb and Fx

This app offers four distinct audio effects: analog-style tape delay, realistic spring reverb, bucket brigade modulation effects, and classic tone shaping. It blends analog warmth with digital precision for studio or live use.

Analog-style tape delayRealistic spring reverbBucket brigade chorus/flanger/phaser

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Shimmer AUv3 Audio Plugin

Shimmer AUv3 Audio Plugin

Shimmer AUv3 Audio Plugin

AUv3 Compatible Plugin

Create ethereal soundscapes with this AUv3 compatible audio effect. It combines delay, pitch shifting, reverb, and modulation to add spacious atmosphere to instruments and vocals. Features include beat-synced options and harmonic enhancement.

AUv3 compatible pluginCombines delay, pitch shifting, and reverbBeat-synced modulation options

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Phonolyth Cascade

Phonolyth Cascade

Phonolyth Cascade

Supernatural reverb/diffusion

This app offers a versatile reverb and diffusion processor with an experimental edge. It allows for the creation of expansive modulated spaces, stereo widening, and hybrid delay/reverb effects. Explore unique sonic territories with a wide range of controls and randomized modulation.

Expansive modulated supernatural spacesStereo widening and transient smearingHybrid delay/reverb effects

Compare with AU3FX