Arturia Keystep 37 37-Key USB MIDI Keyboard Sequencer

Creative Idea Generator

A controller, evolved. KeyStep 37 combines a flexible 37-note keyboard with intuitive sequencing, instant chord generation and creative real-time MIDI controls that let you discover and interact with music like never before.

The Controller That’s Built To Inspire

Overcome creative hurdles. Smash artistic barriers. Discover new musical horizons. A powerful tool that seamlessly controls your hardware and software instruments simultaneously. An exploratory device that encourages spontaneous creativity with its musical features. Surrender to the musical journey - where will KeyStep 37 take you?

37-Note Slimkey Keyboard

With velocity, aftertouch and real-time RGB LED indicators for a comfortable, responsive performance.

Creative Sequencer and Arpeggiator

Sequence up to 64-steps with 8-note polyphony and 8 pattern slots, or explore 8 modes of arpeggiation.

Supercharged Chord Mode

Generate instant chord sequences that respond to your velocity, with 12 chord types, and an articulate instrument-like strum control.

Versatile Connectivity

Connect to your computer, your desktop MIDI synths, or your CV & modular gear for simultaneous control over hardware and software.

Scale Mode

Quantize the keyboard and never play a wrong note. Choose from 5 scales, including a user-defined scale, to set your own musical terms.

Assignable MIDI CC Controls

Interact with your hardware and software with 16 assignable MIDI CC parameters across 4 switchable banks.

Connecting Your Musical Ideas

KeyStep 37 goes beyond an easy-to-use sequencer and arpeggiator.

It's responsive, dynamic, and expanded in every direction to encourage musical exploration. Record, perform, and experiment with a compact, accessible keybed that’s familiar and enjoyable in equal measure. Unite your hardware and software with deep connectivity, offering seamless control over your setup.

More is More

The same velocity-sensitive 37-note keybed as the KeyStep Pro, complete with aftertouch and RGB LED feedback. A lightweight and compact keyboard that offers full and familiar creative flexibility, whatever your style or ability.

At the center of KeyStep 37’s interface we’ve added 4 new control knobs with a screen, giving you instant access to inspiring new expressive tools and MIDI tweaking - total control.

Music Made Interactive

KeyStep 37’s unique & enhanced Chord mode takes your single note melodies and unfinished ideas and transforms them into musical stepping stones. Choose from multiple voicings, instrument-like strum effects, and velocity settings and make your music really sing.

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 - never play a wrong note again.

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. An accessible interface, a compact design and comprehensive connectivity make it the perfect centerpiece for your rig - whatever your needs.

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. The best bit? Use it all at the same time.