4Waves Synth AUv3 is an easy to use synthesizer with a powerful sound.
| Price | Free |
|---|---|
| Author | pablo lopez |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU) |
| Rating | total: (7), current: (7) |
| Released | 12/20/2020 |
| Updated | 12/28/2020 |
A true guitarist’s amp, 20th Anniversary excels at clean, blues and rock tones, with a full pedalboard of classic FX and an eye-catching intuitive interface.
| Price | $11.99 |
|---|---|
| Author | db audioware |
| Type | Effect |
| Effect type | Guitar effects |
| Supports | Audio Unit (AU) |
| Rating | total: (21), current: (21) |
| Released | 04/04/2021 |
| Updated | 04/04/2021 |
polybeat is an advanced and extremely flexible drum and percussion sequencer able to generate complex polyrhythmic and polymetric rhythmic patterns.
| Price | $7.99 |
|---|---|
| Author | Corne Driesprong |
| Type | Tool |
| Instrument sounds | Drums, Percussion |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 09/10/2021 |
| Updated | 05/22/2022 |
LRC5 is a five-band EQ. It includes low shelf, high shelf, and three parametric peak/cut filters.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (46), current: (46) |
| Released | 02/07/2019 |
| Updated | 05/27/2022 |
NeSi xTrem is a stereo-stereo tremolo effect that uses FM based LFO's and includes VCA and low-pass gate based modulation of the audio signal volume.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Effect type | Equalizer, Filter, Modulation effects |
| Supports | Audio Unit (AU) |
| Rating | total: (17), current: (17) |
| Released | 02/16/2021 |
| Updated | 05/27/2022 |
LRC7 is a seven-band EQ. It includes low shelf, high shelf, parametric peak/cut, notch, and various Butterworth low-pass and high-pass filters.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (29), current: (29) |
| Released | 04/23/2021 |
| Updated | 05/27/2022 |
Xequence AU | Pads is an expressive and fully editable (drum) pad surface for use inside AU (Audio Unit) hosts. It features the same, widely acclaimed pad editor that users of Xequence, our advanced MIDI workstation, have grown to love.
| Price | $2.99 |
|---|---|
| Author | Alexander Ewering |
| Type | Controller |
| Supports | Audio Unit (AU) |
| Rating | total: (14), current: (14) |
| Released | 02/24/2019 |
| Updated | 08/16/2022 |
Tape Cassette 2 is an audio plugin that emulates the warmth, noise and character of old tape cassettes. Following up from our well received Tape Cassette 1, we’ve updated the plugin with a sleek interface and more changes under the hood too.
| Price | Free |
|---|---|
| Author | Caelum Audio |
| Type | Effect |
| Effect type | Equalizer, Filter, Other |
| Supports | Audio Unit (AU) |
| Rating | total: (43), current: (43) |
| Released | 06/05/2020 |
| Updated | 09/13/2022 |
Song Memo is the easiest way to take notes of your song ideas. The chord keyboard of Song Memo allows you to write chord progressions more quickly. Chords are automatically detected while you are taking a note.
| Price | Free |
|---|---|
| Author | AmoriyA |
| Type | Tool |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (446), current: (446) |
| Released | 04/20/2019 |
| Updated | 09/30/2022 |
Respiro Wind-Synth for iOS is a free standalone app (IAA) and AUv3 plugin synthesizer giving you access to six fully functional wind instruments for your device.
| Price | Free |
|---|---|
| Author | IMOXPLUS |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Winds |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (18), current: (18) |
| Released | 04/14/2021 |
| Updated | 02/07/2023 |
Make beats easily in landscape or portrait, your choice.
| Price | Free |
|---|---|
| Author | SoundWare, Inc. |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU), Ableton Link |
| Rating | total: (16079), current: (16079) |
| Released | 11/04/2016 |
| Updated | 10/04/2022 |
A highly tweakable stereo delay AudioUnit effect, suitable for everything from clean digital delays to filthy dub echoes, flangers and broken cassette tapes.
| Price | $5.99 |
|---|---|
| Author | Kymatica AB |
| Type | Effect |
| Instrument sounds | All-in-one |
| Supports | Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 12/10/2020 |
| Updated | 11/12/2021 |
High quality real time reverb AudioUnit effect, for everything between small rooms, resonators, and infinitely large spaces.
| Price | $4.99 |
|---|---|
| Author | Kymatica AB |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Audio Unit (AU) |
| Rating | total: (14), current: (14) |
| Released | 12/08/2020 |
| Updated | 11/12/2021 |
Standalone and AUv3 iOS 80's synthesizer instrument.
| Price | $19.99 |
|---|---|
| Author | TAL Software GmbH |
| Supports | Audio Unit (AU) |
| Rating | total: (96), current: (96) |
| Released | 04/09/2020 |
| Updated | 09/27/2025 |
Polythemus AUv3 Midi was created for five main uses: сreating a polyphonic synth from individual monophonic synths, stacking different or similar synths that play alternatively for variation, interesting variations in timbre & rhythms by having multiple synths driven with a sequencer (e.g. Quantum) or arpeggiator, work outside IOS on hardware synths, voice allocation of externally hosted software vst(e.g. Logic or Ableton Live) using mac osx IDAM for direct device to mac midi.
| Price | $3.99 |
|---|---|
| Author | anthony saunders |
| Type | Tool |
| Supports | Audio Unit (AU) |
| Rating | total: (7), current: (7) |
| Released | 03/05/2019 |
| Updated | 03/30/2019 |
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 |
ChowKick is a kick drum synthesizer based on creative physical modelling of old drum machine circuits. The synth contains
useful parameters for adjusting the tone and fundamental frequency of the synthesized kick drum.
| Price | Free |
|---|---|
| Author | Jatin Chowdhury |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU) |
| Rating | total: (25), current: (25) |
| Released | 07/08/2021 |
| Updated | 01/16/2023 |
rambo is an innovative modular groovebox and audio processing environment.
| Price | $24.99 |
|---|---|
| Author | BeepStreet |
| Supports | Audio Unit (AU) |
| Rating | total: (330), current: (330) |
| Released | 04/01/2020 |
| Updated | 08/28/2026 |