iOS Musician Apps (207) Instrument Sounds is Keyboards

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.

The second best sounding piano app in the App Store (after "Colossus Piano")!

Create house tracks to your own chords in minutes with SessionBand - the chord-based audio loop app.

SynthQ is a subtractive synthesizer with a customizable interface.

iSyn Poly is an electronic music studio for use with Apple iPad. It places an number of features including three analog synthesizers and a drum machine.

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

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.

DXi is a FM synthesizer application inspired by 80's most popular FM synthesizer.

Create EDM tracks to your own chords in minutes with SessionBand  - the chord-based audio loop app.

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

Combine 3 oscillators and a noise envelope to produce bright 80s-style synths, deep rich bass, punchy kicks and snares, a variety of screaming leads, and even breathy percussion.

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.

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

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.

LCW-2 mono is a little complicated synthesizer based on ToyTone and implements several experimental functions.

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

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.

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.

This is a very simple yet powerful iOS app that performs as a polyphonic audio synthesizer.

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.