Single-player games like Cuboid Keeper
Below are 9 single-player Steam games similar to Cuboid Keeper, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Cuboid Keeper page.
Ranked picks
- 1

HELI 100
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
Isometric bullet hell sci-fi shooter in a futuristic atmosphere
- 2

UBERMOSH Vol.5
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
The fifth volume of the arcade series UBERMOSH.
- 3

Drones, The Human Condition
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
An addictive fast paced twin stick arena shooter with banging electronic sound track, nostalgic nods and a barrage of flashing lights and bullets. Your task is simple, kill drones, free humans, don't die!
- 4

UBERMOSH Vol.3
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
The third volume of the arcade series UBERMOSH.
- 5

BIRDCAGE
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
Shoot, slash and weave through bullets and enemies in this story-driven arcade shooter. The RADON Daughters have launched their ultimate weapon. Take control of the experimental gunship HALCYON and break out of the CAGE.
- 6

Bleed 2
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
Bleed 2 is a relentless arcade action game featuring air-dodging, bullet-reflecting, and tons of bosses. Now with randomly-generated levels and daily challenges, too!
- 7

Chippy
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
Chip destructible bosses apart pixel-by-pixel in this twin-stick bullet-hell shooter.
- 8

Cyberhunt
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
Cyberhunt is a retro procedurally generated twin stick shooter, that takes you back to the sweet to the sweet arcade machines era!
- 9

Eventide Matter
Single-player alternative to Cuboid Keeper — playable solo, no multiplayer required. Shares Action and Indie with Cuboid Keeper.
A 2D space mining adventure. Mine exotic resources, unlock powerful equipment, and fend off relentless enemies to build an inter-dimensional portal, the last hope of salvation for your civilization.