AutoArp turns your iPhone (or iPod Touch) into a musical instrument that is halfway between a traditional auto-harp zither and an arpeggiated analogue-style synth.
| Price | Free |
|---|---|
| Author | Drew Milloy |
| Type | Instrument, Tool |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (26), current: (26) |
| Released | 01/08/2011 |
| Updated | 03/29/2020 |
With sEGments slicer/sampler app you can Import any loop/sample/audio file and find the best samples inside it, using the automatic transient detection or manually adding markers.
| Price | $12.99 |
|---|---|
| Author | Elliott Garage |
| Type | Instrument, Tool |
| Instrument type | Sampler |
| Instrument sounds | Other |
| Supports | Audio Unit (AU) |
| Rating | total: (170), current: (170) |
| Released | 06/26/2020 |
| Updated | 03/11/2024 |
Let the musical muses of Piano Motifs inspire your device to generate some original and beautiful motifs (short melodies).
| Price | $5.99 |
|---|---|
| Author | Fernando Morales |
| Type | Tool |
| Supports | Ableton Link |
| Rating | total: (126), current: (126) |
| Released | 04/07/2020 |
| Updated | 04/06/2026 |
A simple free music player that allows you to play music files while playing effectors that support Audio Units Extension (AUv3 plugin) format.
| Price | Free |
|---|---|
| Author | fmfmsoft Corp. |
| Type | Host, Tool |
| Instrument type | Sampler |
| Supports | Audio Unit (AU) |
| Rating | total: (11), current: (11) |
| Released | 08/31/2020 |
| Updated | 04/07/2026 |
Plotony is a harmonograph simulator that transforms MIDI input into beautiful, animated drawings.
| Price | Free |
|---|---|
| Author | Grant Emerson |
| Type | Tool |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (6), current: (6) |
| Released | 03/23/2020 |
| Updated | 06/19/2020 |
Endlesss is a free-to-use collaborative music studio with built in drums, synths, fx and much more. Easy to get started for the novice electronic musician with boundless opportunities for the seasoned creative.
| Price | $29.99 |
|---|---|
| Author | Hablab London Limited |
| Type | Instrument, Tool |
| Instrument type | Sampler, Synth |
| Instrument sounds | Keyboards, Other |
| Supports | Ableton Link |
| Rating | total: (457), current: (457) |
| Released | 03/29/2020 |
| Updated | 09/08/2025 |
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: (29), current: (29) |
| Released | 08/03/2017 |
| Updated | 09/28/2025 |
Arpeggist is a MIDI Note arpeggiator with a very flexible step matrix editor for programming and a unique “rolling dice” random arpeggio generator.
| Price | $2.99 |
|---|---|
| Author | Harry Gohs |
| Type | Instrument, Tool |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (3), current: (3) |
| Released | 05/30/2015 |
| Updated | 03/31/2016 |
PolyHarp is a virtual musical instrument and a thought experiment. It's a testbed for harmonic theory as well as a great multi touch simulator of the good old "idiot zither" you have in the attic.
| Price | $4.99 |
|---|---|
| Author | Henry Lowengard |
| Type | Instrument, Controller, Tool |
| Instrument sounds | Other |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (11), current: (11) |
| Released | 11/29/2018 |
| Updated | 12/23/2024 |
AUVideoPlayer is a video player that works as an Audio Unit v3 plugin (AUv3) in your favorite DAW host apps such as AUM, Garageband, Cubasis or Audiobus.
| Price | $5.99 |
|---|---|
| Author | Hiroshi Kajihata |
| Type | Tool |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (10), current: (10) |
| Released | 03/03/2021 |
| Updated | 07/22/2023 |
Holon.ist uses sensors from your iPhone, Apple Watch or Movesense smart sensors (supported through In-App Purchases) to create musical mappings from real-world events and locations.
| Price | $13.99 |
|---|---|
| Author | Holonic Systems Oy |
| Type | Tool |
| Supports | Ableton Link |
| Rating | total: (12), current: (12) |
| Released | 03/24/2019 |
| Updated | 04/18/2025 |
BeatCutter is an experimental multi-channel app for slicing and recombining sound based on rhythm.
| Price | $15.99 |
|---|---|
| Author | Igor Vasiliev |
| Type | Effect, Tool |
| Effect type | Other |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (29), current: (29) |
| Released | 04/02/2021 |
| Updated | 03/26/2026 |
TKFX is a Traktor controller for iOS devices
| Price | Free |
|---|---|
| Author | Imaginando Lda |
| Type | Tool |
| Rating | total: (42), current: (42) |
| Released | 09/14/2014 |
| Updated | 02/10/2024 |
VS provides a creative way to generate beautiful graphical representations of your music projects. Driven by both audio and MIDI data, VS is the visual equivalent of a traditional synthesizer.
| Price | $24.99 |
|---|---|
| Author | Imaginando Lda |
| Type | Tool |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (122), current: (122) |
| Released | 06/14/2021 |
| Updated | 11/27/2025 |
Now available as an Audio Unit extension (AUv3) allowing it to act as a powerful MIDI sequencer and clip launcher.
| Price | Free |
|---|---|
| Author | Imaginando Lda |
| Type | Tool |
| Supports | Audio Unit (AU) |
| Rating | total: (689), current: (689) |
| Released | 03/04/2015 |
| Updated | 11/22/2025 |
Poly 2 is a generative sequencer that creates evolving patterns and melodies based on the power of polyrhythms.
| Price | Free |
|---|---|
| Author | James Milton |
| Type | Host, Tool |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (666), current: (666) |
| Released | 10/12/2019 |
| Updated | 09/04/2025 |
This MIDI app for Audiobus 3 allows you to include music apps, which don't support Audiobus MIDI but only Core MIDI. It creates permanent virtual MIDI ports for input and output.
| Price | $1.99 |
|---|---|
| Author | Johannes Doerr |
| Type | Tool |
| Supports | Audiobus |
| Rating | total: (4), current: (4) |
| Released | 04/20/2017 |
| Updated | 05/07/2024 |
This MIDI effect app for Audiobus 3 lets you filter out unwanted notes or remap them to a scale.
| Price | $1.99 |
|---|---|
| Author | Johannes Doerr |
| Type | Tool |
| Supports | Audiobus |
| Rating | total: (4), current: (4) |
| Released | 04/03/2017 |
| Updated | 05/07/2024 |
This simple MIDI effect app for Audiobus 3 allows you to transpose notes.
| Price | Free |
|---|---|
| Author | Johannes Doerr |
| Type | Tool |
| Supports | Audiobus |
| Rating | total: (7), current: (7) |
| Released | 04/03/2017 |
| Updated | 05/07/2024 |
