iOS Musician Apps (115) Supported Technologies is Inter-App Audio (IAA), Instrument Sounds is Keyboards

iSEM is a recreation of the classic 1974 Oberheim SEM (Synthesizer Expander Module), one of the world's first self-contained synthesizer modules and the first to bear the "Oberheim Electronics" name.

Portable Music Production Studio : create beats, compose whole tracks, sample, record, sequence, perform, mix and arrange your own music.

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

Additive synthesis is a sound synthesis technique that creates timbre by adding sine waves together. The timbre of musical instruments can be considered to consist of multiple harmonic or inharmonic partials or overtones.

Baervaag brings FM synthesis to the masses! An easy to use but still tweakable synthesizer, accessible to everyone.

Syndt is a polyphonic synthesizer with a lot of possibilities.

DRC is a virtual analog polyphonic synthesizer that recreates the characteristic sound of an analog synthesizer.

This synthesizer emulates male voice vowels in a unique way.

Tines emulates an electric piano.

Professional Virtual Analogue Synthesizer.

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

Lorentz is not only a live-oriented analog modeling synthesizer, but also has a resonator that makes metallic and aggressive sounds.

Redshrike is a polyphonic synthesizer that combines a resonator designed to make more complicated sound creation and subtraction synthesis with an FM oscillator that creates violent distortion.

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.

Mersenne is a melodic percussion synthesizer that combines two FM synthesis modules, a noise generator and a resonator.

Just a Toy Synthesizer. Included: 2 Oscillators, LPF, Delay effector, Ribbon controller.

For all creatures in the ocean of sound - Sonic textures from other worlds, Analog signature sounds,  Cut-through-the-mix leads and silkily smooth pads.

Ribbons is an extraordinarily fun and expressive musical instrument for iPad.

Compose original beats in the smooth one-window interface, record sound tweaks in realtime and sample your own sounds for direct use.

AutoPad is an app for musicians that allows you to play ambient pad loops.