Flynth is a synthesizer by Fingerlab, designed for musicality and easy use.
| Price | Free |
|---|---|
| Author | Fingerlab |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (53), current: (53) |
| Released | 07/22/2020 |
| Updated | 01/23/2026 |
MultitrackStudio for iPad is an audio/MIDI multitrack recording app. It comes with many high quality audio effects including a guitar amp simulator.
| Price | $29.99 |
|---|---|
| Author | Giel Bremmers |
| Type | Host |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (28), current: (28) |
| Released | 01/06/2014 |
| Updated | 01/22/2026 |
AudioKit Synth One is a completely free & open-source professional iOS Synthesizer.
| Price | Free |
|---|---|
| Author | AudioKit Pro |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (26824), current: (26824) |
| Released | 07/07/2018 |
| Updated | 01/22/2026 |
Yukawa is an AUv3 compatible multi-effects plug-in that combines a tempo-synchronized multi-tap sequence delay that produces rhythmic phrases, a modulatable stereo delay, and a DJ mixer-style filter.
| Price | $5.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Effect |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (32), current: (32) |
| Released | 09/09/2020 |
| Updated | 09/07/2025 |
Kajita combines two-stage multi-tap stereo delay with reverb, allowing you to create complex spatial effects.
| Price | $5.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (20), current: (20) |
| Released | 08/29/2021 |
| Updated | 09/07/2025 |
Grand Piano for iPad and iPhone.
| Price | Free |
|---|---|
| Author | pablo lopez |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards, Piano |
| Supports | Audio Unit (AU) |
| Rating | total: (13), current: (13) |
| Released | 10/24/2021 |
| Updated | 01/19/2026 |
Koshiba is a 16-step gate sequencer plug-in effect that can transform a sustained sound into a rhythmic phrase.
| Price | $5.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Effect |
| Effect type | Other |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (17), current: (17) |
| Released | 10/26/2020 |
| Updated | 09/07/2025 |
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 |
This app contains the following instruments: Trumpet, Trombone and Saxophone sampled in four different brass sections.
| Price | $9.99 |
|---|---|
| Author | Christian Schoenebeck d/b/a Crudebyte |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Winds |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (37), current: (37) |
| Released | 11/20/2015 |
| Updated | 01/19/2026 |
Oriental Strings is a professional sound module app for oriental keyboard players and for musicians who simply want to resemble the typical sound of the Middle East in their songs.
| Price | $7.99 |
|---|---|
| Author | Christian Schoenebeck d/b/a Crudebyte |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Strings |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (11), current: (11) |
| Released | 12/17/2014 |
| Updated | 01/19/2026 |
ChannelEqualizer is a three band EQ AudioUnit Extension plugin, developed as an add-on for VADrumSM.
| Price | Free |
|---|---|
| Author | Ryo Togawa |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (22), current: (22) |
| Released | 05/19/2020 |
| Updated | 01/15/2026 |
Pure Acid is a bassline synthesizer and drum machine in one app.
| Price | $14.99 |
|---|---|
| Author | Dmitrij Pavlov |
| Type | Instrument |
| Instrument type | Sampler, Synth |
| Instrument sounds | Drums, Percussion, Bass |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (161), current: (161) |
| Released | 11/17/2019 |
| Updated | 01/05/2026 |
ToneBoosters ReelBus is a magnetic tape simulation plug-in for iOS or iPadOS device.
| Price | $8.99 |
|---|---|
| Author | ToneBoosters |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (45), current: (45) |
| Released | 10/06/2019 |
| Updated | 01/03/2026 |
The ERS 250 reverb audio plugin was originally designed and sold by Harrie Munnik and his Dutch company EmptyRoomSystems.
| Price | $13.99 |
|---|---|
| Author | Christian Siedschlag |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (6), current: (6) |
| Released | 09/03/2021 |
| Updated | 01/03/2026 |
Traditional EQs influence the spectrum of the whole stereo field simultaneously. DirectionalEQ takes this concept one big step further: now you can equalize all directions in the stereo field independently.
| Price | $9.99 |
|---|---|
| Author | Christian Siedschlag |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (14), current: (14) |
| Released | 10/27/2017 |
| Updated | 01/02/2026 |
Envelope is a high class reverb audio unit for use as a standalone app or (preferably) in AUv3 hosts.
| Price | $9.99 |
|---|---|
| Author | Christian Siedschlag |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Audio Unit (AU) |
| Rating | total: (19), current: (19) |
| Released | 06/15/2016 |
| Updated | 01/02/2026 |
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: (13), current: (13) |
| Released | 04/10/2020 |
| Updated | 01/02/2026 |
The EQ550 faithfully captures the punch, low-frequency transparency, and ultra-tight imaging of iconic American EQs of the late 1960’s.
| Price | Free |
|---|---|
| Author | RRS, OOO |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (11), current: (11) |
| Released | 04/10/2020 |
| Updated | 01/02/2026 |
PolyIvoks Filter developed on the basis of the filter of the legendary Soviet synthesizer from 1980s, and only now the legendary Soviet analog sound became available in stereo mode.
| Price | Free |
|---|---|
| Author | RRS, OOO |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (21), current: (21) |
| Released | 04/13/2020 |
| Updated | 12/29/2025 |
