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

Can I play Grumblemoor on Mac?

Yes. Grumblemoor has a native macOS version on Steam.

Is Grumblemoor multiplayer?

No — Steam lists Grumblemoor as single-player only.

Is Grumblemoor on PC Game Pass?

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

Grumblemoor

Lev Roland-Kalb · Metroidvania, 2D Platformer, Collectathon, Platformer, 2D

No store is selling Grumblemoor right now. We track it and will show a price as soon as one appears.

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Prices last checked 24 Sep 2026, 23:09 UTC

No store is currently selling Grumblemoor. It was developed by Lev Roland-Kalb. 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 Grumblemoor

✦ AI summary

Grumblemoor is a 2D action-platformer where you explore a colorful haunted asteroid world as the prophesied Grumbler, fighting bizarre creatures and unlocking transformative upgrades across distinct regions. The game blends combat, platforming, puzzle-solving, and rogue-like elements with a darkly whimsical story about purging shadow and liberating a land ruled by a Mad God.

The Mad God reigns supreme over a remote cluster of asteroids known as Grumblemoor. The creatures of this strange land have but one hope for liberation: an ancient prophecy which foretells the coming of a creature from the deepest reaches of space. The chosen one, known only as the Grumbler, shines a light on a future wrought with unyielding shadow. But the universe hangs in the balance, for the prophecy states that to bring light back to the land of Grumblemoor, one must purge the darkness within.

Grumblemoor is a 2d action-platformer with collectathon, puzzler, and rogue-like elements. The game lets you explore a colorful haunted world, fight and befriend its bizarre inhabitants, unlock new upgrades which transform combat and movement, and unravel a story of epic proportions.

Explore a Colorful Haunted World!

Discover the secrets stashed away in each of Grumblemoor's distinct regions.

Fight and Befriend Grumblemoor's Strange inhabitants!

Some of the enemies are cute, some of the friends are slimy...

Unlock New Upgrades Which Transform Combat and Movement!

Enter a world world in which silent space frogs have knives in their feet and wings on their backs...

Grumblemoor — game info

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

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