iOS Musician Apps (50) Instrument Sounds is Keyboards, Free

Mynth is the new intuitive and powerful synthesizer by Fingerlab.

Endlesss is a free-to-use collaborative music studio with built in drums, synths, fx and much more. Easy to get started for the novice electronic musician with boundless opportunities for the seasoned creative.

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

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

Featuring an FM tone generator, FM Essential is a synthesizer app that provides for real-time synth performances and also lets you edit voices.

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

Turbosounds for Accordion provides many special sounds of the Oberkrainer folk music.

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.

VOSIS is a synthesizer that uses scanned synthesis of greyscale image pixel data from photos or live video input. It is also a tool for image audification/sonification and visual music performance.

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