iOS Musician Apps (51) Supported Technologies is Ableton Link, Instrument Sounds is Keyboards

Lagrange synthesizer has two oscillators, a noise generator and two filters that can be selected from various algorithmic models.

Ripplemaker is a West Coast Flavored Modular Synth.

Made for complex and organic sounds, Factory sports a big modulation matrix with all kinds of features to create a wildlife of sounds. A vast array of DSP is ready to play: Analog style oscillators and filters, but also different flavors of wavetable synthesis, Wavetable driven Waveguide resonators and a 3-FX-Chain in a dynamic signal flow.

Aparillo is an advanced 16 voice FM synth tailored for complex sound structures , majestic motions, moving and evolving soundscapes and atmospheres that are perfect for film, TV or games.

The BLEASS Alpha Synth is a virtual analog polyphonic stereo synthesizer inspired by classic analog synths and enhanced by the BLEASS’ very own musical and technical approach. 

Electric Vintage is a virtual instrument based on a reproduction of a famous vintage electric piano (1976).

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

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

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

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

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.