iOS Musician Apps (227) Instrument Type is Synth

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Roxsyn is a metamorphic guitar synthesizer.

Price $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: 4.64773 (88), current: 4.64773 (88)
Released 08/05/2019
Updated 11/14/2024

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

This is a very simple yet powerful iOS app that performs as a polyphonic audio synthesizer.

Price $7.99
Author Brad Howes
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.30469 (128), current: 4.30469 (128)
Released 02/19/2019
Updated 08/25/2025

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: 4.82587 (201), current: 4.82587 (201)
Released 11/11/2020
Updated 05/14/2024

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: 4.55738 (183), current: 4.55738 (183)
Released 12/04/2019
Updated 02/28/2025

FRMS is a versatile hybrid synthesizer that combines Granular, FM, Subtractive and Additive synthesis using a flexible layering system.

Price $11.99
Author Imaginando Lda
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Ableton Link
Rating total: 4.78261 (276), current: 4.78261 (276)
Released 03/23/2020
Updated 06/18/2025

Designed to deliver authentic dub sounds and effects, iTALIZER at it's heart is a monophonic synthesizer paired with an authentic tape echo emulation.

Price $9.99
Author Kai Aras
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.125 (8), current: 4.125 (8)
Released 09/27/2017
Updated 04/29/2024

GeoShred is an expressive musical instrument with a multi-touch performance surface, coupled with an advanced physical model of a guitar.

Price $24.99
Author Wizdom Music LLC
Type Instrument, Controller
Instrument type Synth
Instrument sounds Guitar
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.83321 (1307), current: 4.83321 (1307)
Released 12/15/2015
Updated 07/29/2025

GeoShred Play is an expressive musical instrument with a multi-touch performance surface, coupled with an advanced physical model of a guitar.

Price $9.99
Author Wizdom Music LLC
Type Instrument
Instrument type Synth
Instrument sounds Guitar
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.8 (490), current: 4.8 (490)
Released 01/04/2018
Updated 07/29/2025

Ruismaker is a unique drumsynth plugin (i.e. it does not use samples), which is coupled with a creative Euclidean sequencer when run in standalone mode.

Price $4.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.75439 (57), current: 4.75439 (57)
Released 06/17/2016
Updated 08/14/2025

Ruismaker FM's simple, yet flexible synthesis engine lets you create anything from snaredrums, kickdrums and spacy toms to weird and unconventional percussive sounds and effects.

Price $4.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Drums, Percussion
Supports Audio Unit (AU)
Rating total: 4.96225 (53), current: 4.96225 (53)
Released 09/07/2016
Updated 08/14/2025

The OPL is a digital sound synthesis chip developed by Yamaha in the mid 1980s. Among other products, it was used in sound cards for PC, including the Ad Lib card and early Sound Blaster series.

Price $9.99
Author DiscoDSP LLC
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Rating total: 4.45 (20), current: 4.45 (20)
Released 06/04/2020
Updated 08/13/2025

KQ Dixie is a 6-Operator FM synthesizer that is modeled on the synthesizer which appeared on the 1980s.

Price $8.99
Author Ryouta Kira
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus, Audio Unit (AU)
Rating total: 4.78 (100), current: 4.78 (100)
Released 01/11/2018
Updated 08/13/2025

A Simple Ad-Free Piano-like Musical Keyboard. Easy to Play, Good Response and Small Application Size. Just Play the Instrument. The app doesn't use sampled real sounds but use FM synthesis. It sounds like piano though it's false.

Price Free
Author Ryouta Kira
Type Instrument
Instrument type Synth
Instrument sounds Keyboards, Piano
Supports Inter-App Audio (IAA)
Rating total: 4.85106 (47), current: 4.85106 (47)
Released 04/23/2020
Updated 08/13/2025

Dazibao is a polyphonic synthesizer programmed by an innovative interface : you create several tones, then you arrange them on several time lines.

Price Free
Author Herve Noury
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA)
Rating total: 3 (3), current: 3 (3)
Released 09/30/2014
Updated 06/05/2022

Borderlands Granular uses a technique called granular synthesis, which involves the superposition of tiny fragments of sound, or “grains," to create complex, evolving timbres and textures.

Price $19.99
Author Chris Carlson
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus
Rating total: 4.82258 (124), current: 4.82258 (124)
Released 10/16/2012
Updated 05/13/2020

Attack Drums is a synthesizer designed mainly for drum sounds, but the powerful sound engine can also be used for everything else - including vocals.

Price $14.99
Author Waldorf Music
Type Instrument
Instrument type Synth
Instrument sounds Drums, Percussion
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.43478 (23), current: 4.43478 (23)
Released 06/12/2015
Updated 08/07/2025

Flexible and powerful frequency generator.

Price Free
Author Thomas Gruber
Type Instrument
Instrument type Synth
Instrument sounds Other
Supports Audiobus
Rating total: 4.61677 (334), current: 4.61677 (334)
Released 10/13/2016
Updated 08/06/2025

Dagger is an analog modeling paraphonic synth with a big, raw analog sound.

Price $12.99
Author BeepStreet
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)
Rating total: 4.94872 (39), current: 4.94872 (39)
Released 08/04/2023
Updated 08/04/2023

Cubasis 2 is a fully featured iOS-based music production system includes sequencer, instruments, effects and more.

Price $23.99
Author Steinberg Media Technologies GmbH
Type Host, Instrument, Effect
Instrument type Sampler, Synth
Instrument sounds All-in-one
Effect type All-in-one
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 3.8954 (239), current: 3.8954 (239)
Released 12/17/2012
Updated 11/24/2021
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