iOS Musician Apps (47) Instrument Sounds is Keyboards, Free

Syntorial is a synthesizer training app, that will teach you how to program synth patches by ear.

DIGITALISM 2000 is a new vintage synth module featuring exclusive sounds recorded from Digital Synths from the early 2000s. Retro and modern.

Express yourself. Create your signature retro piano sound. Simple controls allow you to easily create an emotional vibe for your next hit record.

Epic 64-voice Virtual Analog / PCM iPad Synth. Inspired by the Digital Synths of the 80s and 90s.

Free iPad instrument featuring the classic sounds of famous 80s FM Synthesizers.

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

Fed up with standardized presets and instruments? Feel lost in overcomplex filters and effects? Don’t wanna sound like everyone else? BLEASS is just the right instrument for you: it unleashes your inner musical creativity by bringing music production and performance to its very core: play, perform, compose beats and melodies in a new yet intuitive way thanks to its multitrack sequencer, synthesizer and drum machine.

Colossus Piano sets a new standard in terms of realism, detail and overall quality of piano sounds on your iPad, iPhone and iPod touch.

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.

A strange noise-making device.

AutoArp turns your iPhone (or iPod Touch) into a musical instrument that is halfway between a traditional auto-harp zither and an arpeggiated analogue-style synth.

Mynth is the new intuitive and powerful synthesizer by Fingerlab.

iPhilicorda is an emulation of a vintage organ from the sixties, the Philicorda, created by the Dutch company Philips.

Flynth is a synthesizer by Fingerlab, designed for musicality and easy use.

Mellowsound is an emulation of a legendary instrument, a keyboard sampler from the 60s used by many famous artists like the Beatles, David Bowie, Radiohead and many others, this mythic instrument is called The Mellotron.

Groovebox is a free music studio app packed with synths and drum machines.

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

The concert quality piano app.

The concert quality piano app.

Wotja X is a new cross-platform interface for the 'Wotja Generative Music System'.