Agonizer is a monophonic synthesizer designed in collaboration with YouTuber and synth bass expert Jakob Haq of haQ attaQ
| Price | $19.99 |
|---|---|
| Author | Kai Aras |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (201), current: (201) |
| Released | 11/11/2020 |
| Updated | 05/21/2026 |
Waverley XL is a sample-based instrument, or “ROMPLER”. It is not a synthesiser that allows you to create your own instruments.
| Price | $1.99 |
|---|---|
| Author | Rob Jackson |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU) |
| Rating | total: (11), current: (11) |
| Released | 04/12/2021 |
| Updated | 01/30/2025 |
Spectrum is a collection of Audio Unit ports of popular eurorack synthesizer modules.
| Price | Free |
|---|---|
| Author | Thomas Burns |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (135), current: (135) |
| Released | 07/06/2019 |
| Updated | 08/02/2021 |
Redshrike is a polyphonic synthesizer that combines a resonator designed to make more complicated sound creation and subtraction synthesis with an FM oscillator that creates violent distortion.
| Price | $9.99 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (27), current: (27) |
| Released | 11/30/2016 |
| Updated | 09/05/2025 |
Ting provides 12 different percussive sounds originating from t(h)ings that can be found in most of ordinary households.
| Price | $7.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Instrument |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU) |
| Rating | total: (21), current: (21) |
| Released | 04/14/2020 |
| Updated | 10/20/2021 |
Kosmonaut is Multitap Delay with a twist. In addition to adding echoes to your audio, it packs a bunch of extra tools to put your music in space.
| Price | $3.99 |
|---|---|
| Author | Bram Bos |
| Type | Effect |
| Effect type | Reverb, Delay, Echo, Stereo, Pan effects, Other |
| Supports | Audio Unit (AU) |
| Rating | total: (68), current: (68) |
| Released | 03/06/2018 |
| Updated | 12/23/2020 |
DrumComputer is the new specialist for synthetic drums, combining classic and modern synthesis with flexible modulations and luxurious sequencing.
| Price | Free |
|---|---|
| Author | Sugar Bytes GmbH |
| Type | Instrument |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU), Ableton Link |
| Rating | total: (617), current: (617) |
| Released | 11/05/2020 |
| Updated | 05/19/2026 |
Play your favorite songs in their original sound using your iPhone or iPad. It's a whole new experience in learning songs.
| Price | Free |
|---|---|
| Author | Ultimate Guitar |
| Type | Effect |
| Instrument type | Sampler |
| Instrument sounds | Other |
| Effect type | Guitar effects |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (9352), current: (9352) |
| Released | 08/19/2016 |
| Updated | 02/19/2023 |
The VTines instrument is based on real samples of a 1978 Fender Rhodes© Mark1 fully restored with clean pickups and tines, new grommets, new hammer tips, etc, so it is the best an electric piano can sound.
| Price | $24.99 |
|---|---|
| Author | AcousticSamples |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 03/09/2021 |
| Updated | 03/21/2021 |
Haaze is a 16 band stereo widening tool that utilizes three different methods of controlling the stereo width and spatial positioning of an audio stream.
| Price | $16.49 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Stereo, Pan effects |
| Supports | Audio Unit (AU) |
| Rating | total: (10), current: (10) |
| Released | 09/11/2019 |
| Updated | 06/02/2021 |
MagicDeathEye is an emulation of a high-end tube compressor, available in AUv3 and interapp audio format.
| Price | $24.99 |
|---|---|
| Author | Christian Siedschlag |
| Type | Effect |
| Effect type | Compressor, Limiter, Gate |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 06/02/2019 |
| Updated | 12/17/2025 |
Blue Mangoo Stereo Delay is designed to be the go-to app a for simple, musically tasteful delay effect.
| Price | $2.99 |
|---|---|
| Author | Blue Mangoo Consulting Company Limited |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (5), current: (5) |
| Released | 12/01/2018 |
| Updated | 05/28/2024 |
VC-1 is a vintage voiced chorus effect capable of delivering many classic chorus sounds but it doesn't stop there.
| Price | $5.99 |
|---|---|
| Author | Kai Aras |
| Type | Effect |
| Effect type | Chorus, Flanger, Phaser etc. |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (5), current: (5) |
| Released | 09/05/2017 |
| Updated | 01/24/2020 |
Frekvens is a frequency shifter and delay effect.
| Price | $2.99 |
|---|---|
| Author | Erik Sigth |
| Type | Effect |
| Effect type | Reverb, Delay, Echo, Pitch effects, Stereo, Pan effects |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 02/20/2016 |
| Updated | 11/25/2025 |
Pure Piano is a professional, multi-sampled concert grand piano with a unique Morph Pad that allows you to explore a multitude of sounds ranging from mellow and intimate tones to surreal, cinematic textures.
| Price | $29.99 |
|---|---|
| Author | e-instruments lab GmbH |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Keyboards, Piano |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (243), current: (243) |
| Released | 04/18/2021 |
| Updated | 04/01/2026 |
A different kind of drumsynth. Ruismaker Noir presents a hybrid approach between synthesized drums and rhythmic bass sounds - coming together in the fully integrated step sequencer.
| Price | $9.99 |
|---|---|
| Author | Bram Bos |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU) |
| Rating | total: (93), current: (93) |
| Released | 11/11/2018 |
| Updated | 08/31/2023 |
ToneBoosters Barricade is a peak limiter and compressor.
| Price | $8.99 |
|---|---|
| Author | ToneBoosters |
| Type | Effect |
| Effect type | Compressor, Limiter, Gate |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (29), current: (29) |
| Released | 09/17/2019 |
| Updated | 09/28/2025 |
Ribn is a MIDI controller with 8 assignable ribbons. What makes Ribn unique is its ability to record and loop your finger movement.
| Price | $3.99 |
|---|---|
| Author | Nebojsa Petrovic |
| Type | Controller |
| Supports | Audiobus, Audio Unit (AU) |
| Rating | total: (29), current: (29) |
| Released | 08/04/2018 |
| Updated | 09/10/2018 |
