Not right now — Steam does not list Diatonic as free to play, and none of the stores we track sells it in your region.

Can I play Diatonic on Mac?

Yes. Diatonic has a native macOS version on Steam.

Is Diatonic multiplayer?

No — Steam lists Diatonic as single-player only.

Is Diatonic on PC Game Pass?

No — Diatonic is not on PC Game Pass right now.

Diatonic

Nonzero Games · December 31, 2026 · Rhythm, Simulation, Software, Education, Typing

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Prices last checked 10 Nov 2026, 07:00 UTC

No store is currently selling Diatonic. It released on December 31, 2026 and was developed by Nonzero Games. We keep tracking it across every store we cover, so set an alert below and you will know the moment it is on sale again.

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About Diatonic

✦ AI summary

Diatonic is a rhythm roguelike that turns your piano into a controller, letting you sight-read sheet music or play along as a typing game across randomized song sections. Whether you're learning to read music or sharpening your skills with MIDI keyboards, computer keys, or controllers, it makes piano practice feel like an engaging roguelike adventure with 20+ songs and custom file support.

Diatonic is a rhythm roguelike where your piano becomes the controller. Play with a MIDI keyboard to test your sight-reading or tackle each song as a typing game on your computer keyboard.

Randomized Runs

Learn new songs by turning them into roguelike runs - sections of the song become different levels to make learning easier and more fun. Each run features randomized levels for a fresh experience every time.

Learn Naturally

Whether you’re new to piano or experienced, Diatonic helps sharpen your piano skills. Play along with sheet music-style notes to naturally practice sight-reading.

Your Controls

Play with a real MIDI keyboard (any size!) for the most authentic experience. You can also use a computer keyboard for a typing game, a controller, or the on-screen piano with mouse/touch controls.

Features

Play through 20+ songs included with game
Load custom MIDI files to play your own songs
Practice treble clef, bass clef, or both together
Set your own pace: speed up or slow down the tempo
Learn with a mode that waits until you play the correct note
Supports sharps, flats, and all key signatures

Diatonic — game info

Platforms: Windows, macOS
Player modes: Single-player
Controller: Partial controller support
PC Game Pass: Not included

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