If you play your synth apps with an external keyboard, Midiflow Splitter is an essential tool for you. This MIDI effect app for Audiobus 3 lets you create split and layer configurations in an easy but powerful way.
| Price | $2.99 |
|---|---|
| Author | Johannes Doerr |
| Type | Tool |
| Supports | Audiobus |
| Rating | total: (10), current: (10) |
| Released | 04/03/2017 |
| Updated | 05/07/2024 |
Instantly following even subtle modulations of pitch and spectral changes of your voice VoxSyn Pro creates signature vocal sounds far beyond traditional vocoding.
| Price | $1.99 |
|---|---|
| Author | Harry Gohs |
| Type | Effect |
| Effect type | Vocoder |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (14), current: (14) |
| Released | 12/10/2019 |
| Updated | 10/22/2020 |
This audio effect is an advanced de-esser with an intuitive user interface.
| Price | $9.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (16), current: (16) |
| Released | 10/11/2015 |
| Updated | 10/12/2023 |
Stellr is a pitch-shifter/delay/reverb sound processor aimed to recreate the classic shimmer effect.
| Price | $4.99 |
|---|---|
| Author | BACKPULLVER SOFTWARE LTD OOD |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (9), current: (9) |
| Released | 04/26/2019 |
| Updated | 04/22/2026 |
Real time vocal processor + recording app.
| Price | Free |
|---|---|
| Author | IK Multimedia US, LLC |
| Type | Effect |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Chorus, Flanger, Phaser etc., Pitch effects, Vocal effects, Other |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (94), current: (94) |
| Released | 03/10/2011 |
| Updated | 10/09/2025 |
So what is a midi echo? It is similar to the audio echo effect where copies of the original audio are repeated at regular time intervals but with some form of change (e.g. quieter). But unlike audio, midi is digital in nature (low resolution 8 bit mostly) and focused around the midi note on & off message used to control synths etc.
| Price | $1.99 |
|---|---|
| Author | anthony saunders |
| Type | Tool |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (8), current: (8) |
| Released | 10/25/2018 |
| Updated | 05/08/2019 |
Electro-Harmonix, a pioneer since 1968 in the field of sound effects pedals for musicians, has produced an app which is a faithful digital re-creation of their circa 1980 analog cult-classic, The MINI-SYNTHESIZER.
| Price | $4.99 |
|---|---|
| Author | Electro-Harmonix |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (12), current: (12) |
| Released | 07/29/2016 |
| Updated | 06/21/2024 |
BandShift is a realtimemulti-band auditory filter and frequency shifter.
| Price | $3.99 |
|---|---|
| Author | Harry Gohs |
| Type | Effect |
| Effect type | Pitch effects |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (4), current: (4) |
| Released | 03/23/2017 |
| Updated | 08/12/2017 |
Caustic 3 is a music creation tool inspired by rack-mount synthesizer/sampler rigs.
| Price | $9.99 |
|---|---|
| Author | Rejean Poirier |
| Type | Instrument, Effect |
| Instrument type | Sampler, Synth |
| Instrument sounds | Keyboards, All-in-one |
| Effect type | All-in-one |
| Supports | Audiobus |
| Rating | total: (175), current: (175) |
| Released | 12/14/2013 |
| Updated | 02/01/2017 |
Loopacks is a Drum & Loop Machine for all iOS devices.
| Price | Free |
|---|---|
| Author | Hernan Arber |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Drums, Percussion, DJ, Other |
| Supports | Audiobus |
| Rating | total: (41), current: (41) |
| Released | 12/02/2014 |
| Updated | 08/16/2018 |
Electric piano sampler.
| Price | Free |
|---|---|
| Author | MIDIculous LLC |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards |
| Supports | Audiobus |
| Rating | total: (62), current: (62) |
| Released | 03/18/2013 |
| Updated | 03/25/2016 |
DAW LP is an Audio Unit effect that emulates the sound of a vinyl disc (and player).
| Price | $13.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Distortion, Drive etc., Other |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (7), current: (7) |
| Released | 07/03/2018 |
| Updated | 03/13/2023 |
When a punchy, fat sound is demanded, look no further. iProphet recreates the unique sound of the classic Sequential Circuits Prophet VS synthesizer.
| Price | $9.99 |
|---|---|
| Author | Arturia |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (32), current: (32) |
| Released | 09/30/2014 |
| Updated | 12/20/2020 |
Pads is basically a wavetable synthesizer with a noise/grain generator and a high cut filter.
| Price | $8.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (8), current: (8) |
| Released | 12/15/2016 |
| Updated | 11/22/2021 |
ArpBud 2 is a MIDI Arpeggiator app where you can create unique arp patterns and be able to arpeggiate your favorite software or hardware synthesizers.
| Price | $5.99 |
|---|---|
| Author | Cem Olcay |
| Type | Tool |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (19), current: (19) |
| Released | 08/06/2020 |
| Updated | 10/08/2025 |
Create Country tracks to your own chords in minutes with SessionBand - the chord-based audio loop apps.
| Price | $8.99 |
|---|---|
| Author | UK Music Apps Ltd |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards, Drums, Percussion, Guitar, Bass, Piano |
| Supports | Audiobus |
| Rating | total: (41), current: (41) |
| Released | 08/22/2014 |
| Updated | 03/16/2023 |
Play with the sound of a full cathedral organ, created by award-winning sound designer Kurt Ader.
| Price | $14.99 |
|---|---|
| Author | Christian Schoenebeck d/b/a Crudebyte |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (15), current: (15) |
| Released | 12/20/2014 |
| Updated | 01/19/2026 |
Combining a large collection of unique guitars, all-new realtime effects and amps processing, Steel Guitar is easily the most realistic sounding guitar on iOS.
| Price | $0.99 |
|---|---|
| Author | Yonac Inc. |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Guitar |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (59), current: (59) |
| Released | 07/30/2009 |
| Updated | 11/16/2015 |
Kuvert allows you to draw envelopes to control different effect parameters.
| Price | $9.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Tool |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (19), current: (19) |
| Released | 11/20/2015 |
Vatanator Pro is an multitrack music sequencer with integrated drum machine, sampler and functionality to load external AUv3 instruments and effects.
| Price | $24.99 |
|---|---|
| Author | BACKPULLVER SOFTWARE LTD OOD |
| Type | Host, Instrument |
| Instrument type | Sampler |
| Instrument sounds | Drums, Percussion |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (10), current: (10) |
| Released | 09/08/2022 |
| Updated | 12/22/2023 |
