The Arturia KeyStep 37 is an inspiring 37-note controller packed full of creative musical ideas. Designed for musical exploration, it features intuitive sequencing, unique chord and scale functionality, and tactile MIDI controls. KeyStep 37 goes beyond an easy-to-use 64-step sequencer, arpeggiator and MIDI keyboard. It's responsive, dynamic, and expanded in every direction.

More is More
This is the familiar KeyStep formula, expanded. KeyStep 37 features a velocity-sensitive 37-note keybed, complete with aftertouch and RGB LED feedback. It's still lightweight and compact, making it a great travel companion.

At the center of the control panel, you'll find four knobs with an LED screen, giving you instant access to inspiring expressive tools and MIDI tweaking. You get total creative control.

Music Made Interactive
New controls unlock KeyStep 37’s unique and enhanced Chord mode. Choose from 12 chord types and an array of strum effects. Spread the voices out into complex velocity-sensitive parts that respond like a stringed instrument.

Map out KeyStep 37’s 3-octave keyboard range with a scale of your choice using Scale mode. Any key you play will automatically quantize to the nearest note in the chosen scale.

Tap into the inner workings of your MIDI hardware and software with assignable 16 MIDI CC parameters across 4 switchable banks. Use the 4 new controls to tweak settings on the fly for dynamic performances.

The Core of Your Setup
KeyStep 37 is designed to be put in control. The accessible interface, compact design and comprehensive connectivity make it the perfect centerpiece for your rig. Whatever your needs are, KeyStep 37 delivers.

Hook up your synth hardware with MIDI in/out. Control your favorite VST instruments with MIDI over USB. Use CV pitch, gate and mod connections for modular integration. Analog sync in/out keeps everything in time without hassle. And the best part? You can use it all at the same time.

KeyStep 37 includes a free copy of Ableton Live Lite. Ableton Live Lite is an accessible music-making suite for your Mac or PC. Register KeyStep 37 for your free download and get creative right out the box. Let the music flow freely.