iOS Musician Apps (223) Instrument Type is Synth

Accelerometer Synthesizer and Bluetooth MIDI Controller.

4Waves Synth AUv3 is an easy to use synthesizer with a powerful sound.

Esoteric Synth is a unusual generator of synthetic sound events. The synthesis is based on 5 oscillators which are intersected through an multiple amplitude modulation and multiple frequency modulation making  an high sound variability. This App is suitable to generate complex sound textures, glitches, noises, sound clouds, sound drones, point sounds and more.

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.

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.

Touch drum instruments with classic electronic sound. VADrumSM is virtual analog drum synthesizers, which can be used as touch instruments or as drum synthesizer modules with MIDI input.

You can think of auGEN X in two ways:  first, it is a handy utility for making audio test sounds, and second, it is a performable creative sound design tool.

Professional Virtual Analogue Synthesizer.

Synclavier Go! is an authentic re-creation of the Synclavier® II Digital Synthesizer of 1980.

SquareSynth is a hybrid analog/8bit style synthesizer. It takes features from the NES console, and the Commodore 64 personal computer.

SynthDrum Kick is a drum synthesizer for iOS

High fidelity Synthesizer designed for generating Binaural beats and exploring alternate scales.

Modulin is a customizable synthesizer. It allows for unique personal expression while providing a wide spectrum of visual feedback.

SynthMaster One iPhone is KV331 Audio's first full blown synth app for iPhone. It's a powerful wavetable synth with an intuitive workflow. With its simple layout, rich wavetable/waveform content and inspiring factory presets library, designing new sounds with SynthMaster One iPhone is a joy.

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

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.

Droneo is a synthesizer which drones with various timbres and precise intonations that blur the distinction between tones, timbres and chords. Its drone is great for meditation, centering, and calming,  walking and biking, but also can be set up for discordant noise and insect-like buzzing and chirping.

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.

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.

miniSynth is the very first iOS synthesizer.