Music Controller Apps (51)

ChordFlow is a chord sequencer with a polyphonic matrix arpeggiator.

Play any synth or virtual instrument with your trusted old guitar, or record notation by playing it.

Velocity Keyboard is a powerful velocity-sensitive MPE compatible MIDI controller.

Control your MIDI devices using your lips. Just say "wah wah" and send corresponding MIDI events wirelessly.

GridInstrument lets you play your iOS device like a musical instrument. Instead of a piano keyboard, notes are arranged on a grid.

Chordy 2 is a chord player app for music creators.

KB-1 is a an expressive virtual keyboard designed for a multitude of scenarios.

Musk MIDI Keyboard is an expandable MIDI keyboard.

GeoShred Control is a stand alone MIDI/MPE controller based on GeoShred.

GeoShred is an expressive musical instrument with a multi-touch performance surface, coupled with an advanced physical model of a guitar.

Rozeta is a suite of MIDI sequencers and controllers.

APHELIAN features a new kind of sequencer, based on a geometrical metaphor. The interface is composed of 4 independent instruments, distributed in the corners.

ChordUp is a chord musical instrument and MIDI controller with a unique fast-access chord selector.

Gestrument Pro takes everything we loved about Gestrument and improves on its original functionality while introducing a host of new features such as multi-touch, recordable automations, advanced scale editing and our unique system of highly tweakable modular generators that define the pitches and rhythms.

Keynality is a key based musical instrument designed for composers, performers and producers to assist with making music with unfamiliar or unusual keys.

TC-Data is a MIDI and OSC (Open Sound Control) controller that sends messages to other apps and hardware.

Even if you've only played air guitar, ThumbJam lets you sound like a pro.  Pick an instrument and jam - with all the scales to choose from you'll never hit a wrong note.

Mixxmaster is the quickest and easiest way to create simple MIDI sequences on your iPhone or iPad.

PolyHarp is a virtual musical instrument and a thought experiment. It's a testbed for harmonic theory as well as a great multi touch simulator of the good old "idiot zither" you have in the attic.

This MIDI sender app for Audiobus 3 lets you control effect parameters of other apps – in a way that no touch screen can replace – by moving the device.