Single-player games like 31 Room
Below are 8 single-player Steam games similar to 31 Room, 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 31 Room page.
Ranked picks
- 1

La Quimera
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action with 31 Room.
La Quimera is a story-driven FPS set in dystopian future Latin America. In a fractured world where microstates rely on mercenary forces, you are an operative caught in a web of lies and deception. Play alone or with up to two friends geared with futuristic weapons, exoskeletons and combat abilities.
- 2

Earthfall
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action with 31 Room.
NOW AVAILABLE! When the Earth falls to an extra-terrestrial invasion, humanity becomes an endangered species. Earthfall is a four-player cooperative shooter that challenges players to survive hordes of ruthless alien drones and their inscrutable masters.
- 3

Scathe
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action with 31 Room.
Scathe is an intense, blood-soaked FPS where quick reflexes are the key to surviving bullet Hell. Rip through the labyrinth that stands between you and your ascension. Blast your way through the underworld’s deadliest demons solo or with up to three comrades in drop-in/drop-out online co-op.
- 4

Raw Data
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action and Indie with 31 Room.
Built from the ground up for VR, Raw Data’s action gameplay, intuitive controls, challenging enemies, and sci-fi atmosphere will completely immerse you within the surreal world of Eden Corp. Go solo or team up and become the adrenaline-charged heroes of your own futuristic technothriller.
- 5

Serious Sam: Siberian Mayhem
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action and Adventure with 31 Room.
Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.
- 6

Return the Backrooms
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Indie and Adventure with 31 Room.
Return the Backrooms is a Co-op horror game for 1-4 players where you can have a great time with your friends. Think, Explore, Wander, find the key items and try to escape. but be careful because something is lurking in the dark...
- 7

ZIC – Zombies in City
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action and Indie with 31 Room.
Control a team of 4 characters, switching between them to use their unique abilities. ZIC: Zombies In City is a first person zombie survival shooter.
- 8

F.E.A.R. 3
Single-player alternative to 31 Room — playable solo, no multiplayer required. Shares Action with 31 Room.
F.E.A.R. 3 delivers all the hallmarks that define the F.E.A.R. brand: terrifying paranormal experience, frenetic combat and a dramatic storyline.