Holon is an auditive mixed reality app that generates functional music from your body movements and the world around you - your behaviour. Use it for active commuting - or almost any sport you can think of - Holon adapts seamlessly to your activity and context.
| Price | Free |
|---|---|
| Author | Holonic Systems Oy |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Other |
| Supports | Ableton Link |
| Rating | total: (14), current: (14) |
| Released | 05/27/2018 |
| Updated | 04/18/2025 |
NFM is an intuitive FM synthesizer with a streamlined interface.
| Price | $4.99 |
|---|---|
| Author | Nikolozi Meladze |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU) |
| Rating | total: (34), current: (34) |
| Released | 07/29/2017 |
| Updated | 04/23/2025 |
At the heart of SynthMaster 2’s powerful sound engine lies its oscillators, modulators, and filters.
| Price | $14.99 |
|---|---|
| Author | KV331 Audio |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU) |
| Rating | total: (474), current: (474) |
| Released | 06/22/2021 |
| Updated | 06/03/2026 |
SynthMaster One iOS is the mobile version of KV331 Audio's SynthMaster One software synthesizer.
| Price | $9.99 |
|---|---|
| Author | KV331 Audio |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (743), current: (743) |
| Released | 06/27/2018 |
| Updated | 12/29/2024 |
ID700 is a software synthesizer based on the voice architecture of the Buchla 700. Sound generation is achieved primarily via FM synthesis and waveshaping.
| Price | $12.99 |
|---|---|
| Author | Jonathan Schatz |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (130), current: (130) |
| Released | 04/12/2021 |
| Updated | 07/31/2026 |
A matrix-controlled arpeggiator designed to play with your thumbs.
| Price | $9.99 |
|---|---|
| Author | Alexandernaut |
| Type | Instrument, Controller |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Ableton Link |
| Rating | total: (50), current: (50) |
| Released | 12/28/2012 |
| Updated | 03/22/2017 |
Laplace is a physical-modeling synthesizer based on resonator synthesis that makes it easy to create bowed string, plucked string, blown pipe and metallic sounds.
| Price | $8.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (36), current: (36) |
| Released | 10/09/2014 |
| Updated | 09/02/2025 |
Lorentz is not only a live-oriented analog modeling synthesizer, but also has a resonator that makes metallic and aggressive sounds.
| Price | $8.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (24), current: (24) |
| Released | 07/31/2015 |
| Updated | 09/03/2025 |
Mersenne is a melodic percussion synthesizer that combines two FM synthesis modules, a noise generator and a resonator.
| Price | $8.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (28), current: (28) |
| Released | 02/25/2016 |
| Updated | 09/04/2025 |
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 | $8.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (28), current: (28) |
| Released | 11/30/2016 |
| Updated | 09/05/2025 |
Lagrange synthesizer has two oscillators, a noise generator and two filters that can be selected from various algorithmic models.
| Price | $8.00 |
|---|---|
| Author | iceWorks, Inc. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (57), current: (57) |
| Released | 10/17/2019 |
| Updated | 09/07/2025 |
Wotja X is a new cross-platform interface for the 'Wotja Generative Music System'.
| Price | Free |
|---|---|
| Author | Intermorphic Limited |
| Type | Host, Instrument |
| Instrument type | Sampler, Synth |
| Instrument sounds | Keyboards |
| Effect type | All-in-one |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (209), current: (209) |
| Released | 02/20/2018 |
| Updated | 07/03/2026 |
Phawuo is a monophonic virtual-analog synth with "dirty" oscillators. Good for bass sound and effects.
| Price | $2.99 |
|---|---|
| Author | Alexey Nadzharov |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards, Bass |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (13), current: (13) |
| Released | 11/02/2013 |
| Updated | 08/29/2019 |
Shape is a polyphonic synthesiser allowing the user to draw the shape of the oscillator waveform.
| Price | $4.99 |
|---|---|
| Author | Erik Sigth |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Ableton Link |
| Rating | total: (24), current: (24) |
| Released | 05/02/2011 |
| Updated | 06/26/2026 |
Strng is a string synthesiser inspired by the karplus-strong alghorithm. The physical modelling starts with a short burst of noise that then guided by a tuned delay buffer and string tension filter, generates plucked string like sounds.
| Price | $4.99 |
|---|---|
| Author | Erik Sigth |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Strings |
| Supports | Audiobus |
| Rating | total: (35), current: (35) |
| Released | 05/30/2015 |
| Updated | 06/24/2026 |
The ELECTRIBE reborn in an even smaller form A full-fledged rhythm machine for iPhone.
| Price | $19.99 |
|---|---|
| Author | KORG INC. |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Drums, Percussion |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (18), current: (18) |
| Released | 09/03/2015 |
| Updated | 07/25/2022 |
Tardigrain is a granular synthesizer. Sounds are created by taking smaller fragments of a sample and playing them back in a non linear fashion, with settings for grain size, direction, step size and more.
| Price | $5.99 |
|---|---|
| Author | Erik Sigth |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Audio Unit (AU) |
| Rating | total: (99), current: (99) |
| Released | 02/28/2018 |
| Updated | 06/22/2026 |
The BLEASS Alpha Synth is a virtual analog polyphonic stereo synthesizer inspired by classic analog synths and enhanced by the BLEASS’ very own musical and technical approach.
| Price | $14.99 |
|---|---|
| Author | BLEASS |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audio Unit (AU), Ableton Link |
| Rating | total: (109), current: (109) |
| Released | 02/02/2020 |
| Updated | 09/18/2026 |
For all creatures in the ocean of sound - Sonic textures from other worlds, Analog signature sounds, Cut-through-the-mix leads and silkily smooth pads.
| Price | $7.99 |
|---|---|
| Author | Harry Gohs |
| Type | Instrument |
| Instrument type | Sampler, Synth |
| Instrument sounds | Keyboards |
| Supports | Inter-App Audio (IAA), Audiobus, Ableton Link |
| Rating | total: (33), current: (33) |
| Released | 11/07/2015 |
| Updated | 11/15/2025 |
Specific sound morphing capabilities enables you to easily create complex evolving sound scapes, vocal phrases or stunning rhythms simply by choosing up to four sound sources from a predefined set.
| Price | $9.99 |
|---|---|
| Author | Harry Gohs |
| Type | Instrument |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Supports | Audiobus, Audio Unit (AU), Ableton Link |
| Rating | total: (17), current: (17) |
| Released | 05/13/2021 |
| Updated | 12/05/2024 |