Unparalleled sequencing and arpeggiation power in a compact, desktop-friendly form. KeyStep Pro lets you connect all your vintage hardware, modular gear, and software instruments together to supercharge your creativity.

Your sound, one step at a time.

KeyStep Pro lets you craft sequences, songs, and entire setlists in real-time, with immediate hands-on access to every aspect of your performance.

Laptop or DAWless, producer or keyboardist, you can build your own sound at every level, from punching in individual drum tracks to shifting the key of every instrument at once.

Tracks

4 independent polyphonic sequencers, controlling whatever synth, module, or drum machine you want.

Chains

Link up to 16 patterns together to create whole songs or sections of your set.

Projects

Everything in one place. Load, duplicate, tweak, edit, and save for later in its onboard memory.

Patterns

16 patterns per track. Each sequencer pattern can be up to 64 steps long and contain 16 notes per step.

Scenes

Snapshots of all the sequences within a pattern, letting you instantly switch between sets of sequences.