iOS Musician Apps (177) Supported Technologies is Audio Unit (AU), Type is Instrument

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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: 4.82673 (202), current: 4.82673 (202)
Released 11/11/2020
Updated 05/14/2024

Additive synthesis is a sound synthesis technique that creates timbre by adding sine waves together. The timbre of musical instruments can be considered to consist of multiple harmonic or inharmonic partials or overtones.

Price $19.99
Author Harry Gohs
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.52381 (42), current: 4.52381 (42)
Released 08/26/2020
Updated 12/04/2024

ShockWave is a monophonic Synthesizer designed to bring modular style workflow to the world of iOS & AUv3 plugins.

Price $19.99
Author Kai Aras
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.56831 (183), current: 4.56831 (183)
Released 12/04/2019
Updated 02/28/2025

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: 4.65169 (89), current: 4.65169 (89)
Released 08/05/2019
Updated 11/14/2024

"StepPolyArp Unit" is a real-time polyphonic and polyrhythmic MIDI step arpeggiator and step sequencer. It can be used as a standalone application or an Audio Unit MIDI effect plug-in.

Price $19.99
Author Laurent Colson
Type Instrument, Tool
Supports Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.80435 (46), current: 4.80435 (46)
Released 07/25/2018
Updated 11/11/2025

VOLT is a virtual analog synthesizer designed to create classic synth sounds while emphasising expressive play.

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: 4.61257 (191), current: 4.61257 (191)
Released 03/29/2018
Updated 10/27/2020

Harness the enormous power of 8 polyphonic synths: meet KASPAR Supersynthesizer.

Price $4.99 $19.99
Author Yonac Inc.
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.57609 (92), current: 4.57609 (92)
Released 07/20/2017
Updated 11/03/2018

Vatanator Pro is an multitrack music sequencer with integrated drum machine, sampler and functionality to load external AUv3 instruments and effects.

Price $24.99
Author BACKPULLVER SOFTWARE LTD OOD
Type Host, Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 3.7 (10), current: 3.7 (10)
Released 09/08/2022
Updated 12/22/2023

The MKSensation Xtreme is a continuation of our famous MKSensation plugin library. At its core it represents the highest quality and the most accurate sampled representation of the classic MKS-20 piano module.

Price $24.99
Author MIDIculous LLC
Type Instrument
Instrument type Sampler
Instrument sounds Keyboards, Piano
Supports Audio Unit (AU)
Rating total: 4.44118 (34), current: 4.44118 (34)
Released 07/11/2021
Updated 02/23/2025

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: 4.78946 (19), current: 4.78946 (19)
Released 03/09/2021
Updated 03/21/2021

Neo-Soul Keys® Studio 2 is the next evolution in electric piano sounds and effects from Gospel Musicians, which features a complete architecture overhaul using our new Pure Synth® structure and licensed VKFX effects.

Price $24.99
Author MIDIculous LLC
Type Instrument
Instrument type Sampler
Instrument sounds Keyboards, Piano
Supports Inter-App Audio (IAA), Audio Unit (AU)
Rating total: 4.625 (16), current: 4.625 (16)
Released 11/23/2019
Updated 02/25/2025

AudioLayer is a full featured open standard audio multi-sampler pushing the boundaries beyond what has been available even in the desktop music production worlds.

Price $24.99
Author Harry Gohs
Type Instrument
Instrument type Sampler
Instrument sounds All-in-one
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.32716 (162), current: 4.32716 (162)
Released 08/03/2018
Updated 05/05/2025

iMPC Pro fuses innovative song creation with the iconic MPC workflow.

Price $12.49 $24.99
Author Akai Professional
Type Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion, Other
Supports Inter-App Audio (IAA), Audio Unit (AU), Ableton Link
Rating total: 4.43666 (1042), current: 4.43666 (1042)
Released 12/14/2017
Updated 05/16/2025

LayR is a polyphonic, multi-timbral synthesizer for iPad and iPhone, delivering up to 256 voices of rich, multi-layered and textured sounds.

Price $24.99
Author Living Memory Software
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.5 (96), current: 4.5 (96)
Released 03/07/2017
Updated 10/19/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input.

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Winds
Supports Audio Unit (AU)
Rating total: 3.5 (2), current: 3.5 (2)
Released 10/26/2021
Updated 10/21/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input.

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Winds
Supports Audio Unit (AU)
Rating total: 5 (2), current: 5 (2)
Released 10/26/2021
Updated 10/21/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input.

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Winds
Supports Audio Unit (AU)
Rating total: 3.6 (10), current: 3.6 (10)
Released 10/26/2021
Updated 10/21/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input.

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Winds
Supports Audio Unit (AU)
Rating total: 4.09091 (11), current: 4.09091 (11)
Released 10/26/2021
Updated 10/21/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input (like someone playing on a keyboard).

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Strings
Supports Audio Unit (AU)
Rating total: 4.07692 (13), current: 4.07692 (13)
Released 04/30/2021
Updated 10/21/2025

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input (like someone playing on a keyboard).

Price $29.99
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Strings
Supports Audio Unit (AU)
Rating total: 4.33333 (6), current: 4.33333 (6)
Released 04/30/2021
Updated 10/21/2025
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