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

Arctic Pro Synthesizer / Vocoder is a modern subtractive synthesizer.

Cube Synth is a groundbreaking new software instrument giving you the power and flexibility of additive synthesis together with easy editing and morphing capabilities.

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.

Xynthesizr is a streamlined yet capable 32-step matrix sequencer/monotimbral synthesizer with generative features and MIDI.

Phawuo is a monophonic virtual-analog synth with "dirty" oscillators. Good for bass sound and effects.

Nanologue boasts a wide scope of inspiring sounds and professional sound effects, sporting a straightforward multi-touch interface and a great-sounding monophonic synthesizer.

Elsa is a retro style sampling keyboard with tempo based looping.

Tera Synth is a Modular Analog Synthesizer.

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

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.

When a punchy, fat sound is demanded, look no further. iProphet recreates the unique sound of the classic Sequential Circuits Prophet VS synthesizer.

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.

Historic Harpsichords - Ruckers 1628 is a sampled recreation of one of the greatest and most valuable harpsichords of all time.

Photophore is a unique instrument that uses flocks of up to 100 sound generators to create rich, organic synthesizer sounds.

Phase84 is a phase distortion synthesizer.

Play with the sound of a full cathedral organ, created by award-winning sound designer Kurt Ader.

Combo Organ Model V is a musical keyboard app for iPad/iPhone/iPod touch that simulates the electric transistor organ, is called a Combo Organ. It was a big success in the 1960s.

SynthQ is a subtractive synthesizer with a customizable interface.

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.

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