iOS Musician Apps (210) Instrument Sounds is Keyboards

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

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.

Ravenscroft Grand is a piano sampler.

Pure Synth® Platinum is a full-blown rompler/synthesizer for your iOS device. Neither the synth engine or the sample engine is an afterthought: Both engines are fully capable and feature-rich. The romper section contains a well rounded assortment of analog, synth, string, digital, and acoustic instruments.

Pure Piano is a professional, multi-sampled concert grand piano with a unique Morph Pad that allows you to explore a multitude of sounds ranging from mellow and intimate tones to surreal, cinematic textures.

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.

Dandy is a sampler/synthesizer for iPhone inspired by Dandy Desmonds composition “Magnetic Loops for 15 Tape Decks” from 1938, which is one of the earliest known works of electroacoustic music.

Poison-202 is a professional Vintage Midi Synthesizer.

Playset is an intuitive drum and synth sequencer, designed for instant fun and live music.

PixelWave is an experimental synth with old school pixel interface.

This virtual instrument is a crossover between a wavetable synthesizer and a granulating sample player specialized in generating vocal sounds.

A Simple Ad-Free Piano-like Musical Keyboard. Easy to Play, Good Response and Small Application Size. Just Play the Instrument. The app doesn't use sampled real sounds but use FM synthesis. It sounds like piano though it's false.

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

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

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.

Phase84 is a phase distortion synthesizer.

Orphion is a musical instrument with a unique sound between string instrument and percussion.

orphinio for iPhone is a musical instrument with a unique sound between glockenspiel and jaw harp.

The OPL is a digital sound synthesis chip developed by Yamaha in the mid 1980s. Among other products, it was used in sound cards for PC, including the Ad Lib card and early Sound Blaster series.

OB-Xd is based on the Oberheim OB-X. It attempts to recreate its sound and behavior, but as the original was very limited in some important ways, a number of things were added or altered to the original design.