In the '80s it was the first to use a different approach to tonal adjustments. In conventional analog equalizers, whether they are shelving, sweepable, graphic or parametric types, various sections of the audio spectra are boosted or attenuated by adding or subtracting bandpasses. In this case, frequency shaping is achieved by summing bandpasses.
| Price | Free |
|---|---|
| Author | RRS, OOO |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (25), current: (25) |
| Released | 04/17/2020 |
| Updated | 12/28/2025 |
Dual Digital Delay FX. Two separate (stereo) delay lines allow for a wide range of effects ranging from basic slapback and ping-ping type echos to complex modulations and soundscapes.
| Price | $5.99 |
|---|---|
| Author | Kai Aras |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (15), current: (15) |
| Released | 03/22/2016 |
| Updated | 04/14/2022 |
Roxsyn is a metamorphic guitar synthesizer.
| Price | $4.99 $19.99 |
|---|---|
| Author | Yonac Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Guitar |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (89), current: (89) |
| Released | 08/05/2019 |
| Updated | 11/14/2024 |
RoughRider3 is a dynamic compressor.
| Price | Free |
|---|---|
| Author | Audio Damage, Inc. |
| Type | Effect |
| Effect type | Compressor, Limiter, Gate |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (75), current: (75) |
| Released | 01/27/2020 |
| Updated | 02/13/2020 |
Rotary is a rotating cabinet effect that simulates a Leslie speaker. It produces a pulse-like vibrato effect depending on the speed of rotation.
| Price | $7.99 |
|---|---|
| Author | Eventide |
| Type | Effect |
| Effect type | Modulation effects |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (23), current: (23) |
| Released | 10/09/2019 |
| Updated | 03/06/2024 |
Get started on any device or platform. With its collection of both modern and legendary sounds, Zenbeats brings Roland’s history of innovation into an environment.
| Price | Free |
|---|---|
| Author | Roland Corporation |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Drums, Percussion |
| Supports | Audio Unit (AU) |
| Rating | total: (267), current: (267) |
| Released | 09/17/2019 |
| Updated | 06/03/2025 |
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 |
RhythmBud is a MIDI effect application that would transform incoming MIDI messages into the rhythmic pattern you will create on its editor.
| Price | $4.99 |
|---|---|
| Author | Cem Olcay |
| Type | Tool |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (20), current: (20) |
| Released | 11/06/2019 |
| Updated | 05/29/2021 |
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 |
Resonator Audio Unit is an audio effect that creates natural sounding resonances in an acoustic body.
| Price | $2.99 |
|---|---|
| Author | Aleksandar Mlazev |
| Type | Effect |
| Effect type | Reverb, Delay, Echo |
| Supports | Audio Unit (AU) |
| Rating | total: (3), current: (3) |
| Released | 04/13/2017 |
| Updated | 07/13/2023 |
Slice your audio samples with ReSlice and create flexible musical atoms which can be triggered by MIDI notes or the touch of your fingers.
| Price | $4.99 |
|---|---|
| Author | Harry Gohs |
| Type | Instrument |
| Instrument type | Sampler |
| Instrument sounds | Other |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (27), current: (27) |
| Released | 01/17/2017 |
| Updated | 06/20/2025 |
Resampler is a creativity inducing bitcrusher packed with audio algorithms stretched past their limits.
| Price | Free |
|---|---|
| Author | Blamsoft, Inc. |
| Type | Effect |
| Effect type | Distortion, Drive etc. |
| Supports | Audio Unit (AU) |
| Rating | total: (22), current: (22) |
| Released | 12/29/2015 |
| Updated | 04/30/2024 |
Remake is a multi-band effect. The input signal is split into 3 parts. Then resonances are added to the lows (under 100Hz) and at the same time two harmonic voices are added to the mid frequencies only.
| Price | $1.99 |
|---|---|
| Author | Aleksandar Mlazev |
| Type | Effect |
| Instrument sounds | Other |
| Supports | Audio Unit (AU) |
| Rating | total: (1), current: (1) |
| Released | 10/18/2017 |
| Updated | 03/06/2023 |
Remake is a multi-band effect, includes gain, reverb.
| Price | $1.99 |
|---|---|
| Author | Aleksandar Mlazev |
| Type | Effect |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo |
| Supports | Audio Unit (AU) |
| Released | 12/07/2017 |
| Updated | 05/24/2024 |
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 |
This AUv3 plugin effect is a complex spectral saturation processor simulating a set of different analog gear in a new and unique way.
| Price | $19.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Guitar effects, Other |
| Supports | Audio Unit (AU) |
| Rating | total: (18), current: (18) |
| Released | 12/04/2018 |
| Updated | 09/17/2021 |
