iOS Musician Apps (247) Instrument Type is Synth

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AutoArp turns your iPhone (or iPod Touch) into a musical instrument that is halfway between a traditional auto-harp zither and an arpeggiated analogue-style synth.

Price Free
Author Drew Milloy
Type Instrument, Tool
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.25 (24), current: 4.25 (24)
Released 01/08/2011
Updated 03/29/2020

Pure Acid is a bassline synthesizer and drum machine in one app.

Price $14.99
Author Dmitrij Pavlov
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Drums, Percussion, Bass
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.88652 (141), current: 4.88652 (141)
Released 11/17/2019
Updated 03/30/2023

Groove Rider GR-16 is a professional step-sequenced groove box, inspired by professional hardware drum machines and rhythm boxes.

Price $21.99
Author Dmitrij Pavlov
Type Instrument
Instrument type Sampler, Synth
Instrument sounds Drums, Percussion
Supports Inter-App Audio (IAA), Audiobus, Ableton Link
Rating total: 4.86154 (325), current: 4.86154 (325)
Released 12/23/2017
Updated 10/31/2021

Poison-202 is a professional Vintage Midi Synthesizer.

Price $9.99
Author Dmitrij Pavlov
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)
Rating total: 4.72157 (255), current: 4.72157 (255)
Released 09/09/2016
Updated 03/01/2021

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: 4.57895 (19), current: 4.57895 (19)
Released 06/04/2020
Updated 12/02/2022

OB-Xd is based on the Oberheim OB-X. It attempts to recreate its sound and behavior, but as the original was very limited in some important ways, a number of things were added or altered to the original design.

Price $9.99
Author DiscoDSP LLC
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Rating total: 4.49123 (57), current: 4.49123 (57)
Released 05/28/2019
Updated 03/31/2023

A strange noise-making device.

Price Free
Author David Gamble
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus
Rating total: 3.55556 (9), current: 3.55556 (9)
Released 02/25/2014
Updated 10/31/2015

SidTracker64 is the ultimate chiptune production package tool for the iPad. It emulates the SID sound chip from the dominating home computer of the 80s - The Commodore 64.

Price $10.99
Author Daniel Larsson
Type Instrument
Instrument type Synth
Instrument sounds Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.77778 (18), current: 4.77778 (18)
Released 06/18/2015
Updated 10/31/2019

HOWL is a simple vocoder/synthesizer. It uses formants to simulate the human voice and a pitch-space keyboard to help you find interesting melodies.

Price Free
Author Daniel Clelland
Type Instrument, Effect
Instrument type Synth
Instrument sounds Keyboards
Effect type Vocoder
Supports Audiobus
Rating total: 4.3125 (32), current: 4.3125 (32)
Released 12/20/2015
Updated 08/26/2019

SpringSound is a physical-modeling audio synthesizer that produces sounds by simulating interactions and vibrations of a set of activators and masses connected to springs.

Price $2.99
Author Christophe Duquesne
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.26667 (15), current: 4.26667 (15)
Released 09/28/2014
Updated 04/06/2023

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 $14.99
Author Chris Carlson
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus
Rating total: 4.82759 (116), current: 4.82759 (116)
Released 10/16/2012
Updated 05/13/2020

PhaseRings is a musical instrument for performing expressive music with touch gestures. Anyone can create a beautiful piece of music with our sound schemes and generative composition engine.

Price Free
Author Charles Martin
Type Instrument, Controller
Instrument type Synth
Instrument sounds Other
Supports Inter-App Audio (IAA), Audiobus
Rating total: 4.25 (12), current: 4.25 (12)
Released 11/14/2014
Updated 06/18/2018

Euclid Goes to Party is a synth with a PWM oscillator and an euclidean sequencer. You can create techno bass lines very easily with its sequencer.

Price $4.99
Author Cem Olcay
Type Instrument
Instrument type Synth
Instrument sounds Bass
Supports Audio Unit (AU), Ableton Link
Rating total: 4.25 (8), current: 4.25 (8)
Released 05/13/2021
Updated 05/13/2021

This app reproduces the functionality of Casio’s best-selling CZ-series models, such as the CZ-101 (first released in 1984), and also includes new functions.

Price $14.99
Author CASIO COMPUTER CO., LTD.
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus
Rating total: 3.75 (8), current: 3.75 (8)
Released 01/20/2015
Updated 02/14/2018

Mononoke is an unconventional synthesizer, designed to compose evolving soundscapes and musical textures.

Price $8.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus, Audio Unit (AU)
Rating total: 4.76531 (98), current: 4.76531 (98)
Released 01/17/2020
Updated 09/17/2021

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: 4.77907 (86), current: 4.77907 (86)
Released 11/11/2018
Updated 08/31/2023

Ripplemaker is a West Coast Flavored Modular Synth.

Price $8.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus, Audio Unit (AU), Ableton Link
Rating total: 4.8427 (89), current: 4.8427 (89)
Released 06/16/2017
Updated 01/28/2024

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: 4.75 (56), current: 4.75 (56)
Released 06/17/2016
Updated 08/31/2023

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 08/31/2023

A full-blown 6-Operator FM Synth on iOS, building on the legacy of the classic synthesizers that defined the digital era of the 1980s.

Price $3.99
Author Bram Bos
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audiobus, Audio Unit (AU)
Rating total: 4.4 (30), current: 4.4 (30)
Released 10/20/2016
Updated 11/29/2018