iOS Musician Apps (145) Supported Technologies is Audiobus, Instrument Type is Synth

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.

Jam Synth is a fully featured monophonic guitar synthesizer / multi FX for iOS.

Multilevel Interactive Sound Synthesizer. Up to 240 Frequency Modulation Oscillators or simple Wavetable Additive.

PixiTracker 1BIT is a simple and fun tool to quickly create musical sketches, chiptunes and experiments with TRUE 1-BIT SOUND (like on old microcomputers).
No musical knowledge required.

iPhilicorda is an emulation of a vintage organ from the sixties, the Philicorda, created by the Dutch company Philips.

Syntorial is a synthesizer training app, that will teach you how to program synth patches by ear.

AudioKit Synth One is a completely free & open-source professional iOS Synthesizer. 

Crystal Synth XT is a full featured semi-modular synthesizer, ideally suited to creating lush evolving soundscapes.

Shape is a polyphonic synthesiser allowing the user to draw the shape of the oscillator waveform.

SoundScaper is an experimental sound mini lab for creating unusual soundscapes, atmospheric textures, drones, glitches and noises based on circuit bending principles.

Moebius Lab is a multimorphic sound processor which contains a synth, a varispeed stereo sample player, effects and LFOs that can modulate each parameter.

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

Hexaglyphics is a 13-bit noise generator with an interface based on an original alphabet for hexadecimal values.

The Moog Model 15 App is the Moog modular synthesizer and synthesis educational tool.

TweakyBeat is a drum machine synth.

Waveshaping Synthesis is a type of distortion synthesis that can create dynamic spectra in a controlled way.

BLEASS Granulizer generates short samples (‘grains’) from different input signals by modulating different parameters which you can visualize thanks to a 3D Visualizer.

SunVox is a small and fast cross-platform modular synthesizer with pattern based sequencer (tracker).

The BLEASS sidekick AUv3 is the world's first iOS AUv3 effect plugin that offers a kick drum synth and sequencer coupled with a sidechain compressor in order to bring unique and creative dynamics to your music!

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