Single-player games like Backrooms: The Last Observer
Below are 13 single-player Steam games similar to Backrooms: The Last Observer, 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 Backrooms: The Last Observer page.
Ranked picks
- 1

Backrooms: The Silence
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: The Silence is a cooperative horror game for 1-4 players, where you have to explore and fight the game master on your own, use your own abilities to survive in this complex world, play with your friends to get the full range of emotions!
- 2

Backrooms: Forgotten Floors
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: Forgotten Floors is a cooperative horror game for 1–4 players. Descend into levels no one remembers, through spaces that shouldn't exist. You're here now — and the only thing worse than being lost is being noticed.
- 3

Backrooms: The Deep Dark
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: The Deep Dark is a 4-player cooperative horror game where you will survive in a mysterious scary atmospheric world, wander through unknown dark corners and get scared of every nook and cranny!
- 4

Backrooms: The Others
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: The Others is a cooperative horror game for up to 4 players where you will be forced to explore these unknown nooks and crannies, trying to survive in this complex world where death can be waiting for you at every turn!
- 5

AsHes
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
This horror game inspired by Chinese folklore offers an enthralling journey through the depths of the Underworld. As you delve deeper, you'll unravel hidden secrets veiled in the darkness.
- 6

Zort
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Zort is an action, adventure, and horror game that can be played with up to 4 people. Explore maps with your friends and have fun while escaping from various creatures. Experience a realistic horror experience with in-game voice chat with your friends!
- 7

Eresys
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Adventure with Backrooms: The Last Observer.
Eresys is a co-op horror game inspired from the works of H.P. Lovecraft. Teamwork is a key as players take on the roles of four cultists and face the terrifying entities together. Dynamic AI mechanics and unique enemies, Eresys promises to deliver a thrilling and spine-chilling gaming experience.
- 8

Prehistoric Hunt
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Dive into intense dinosaur hunting adventures with your friends. Complete hunting contracts for Preton Corporation. Gather rewards, improve your equipment and become a master hunter. Are you the hunter or the hunted?
- 9

Return the Backrooms
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
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...
- 10

Jump Hero: Beginning
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie with Backrooms: The Last Observer.
Jump Hero: Beginning is a game in which you have to complete all levels, however each new level becomes more difficult and difficult. Can you complete all levels?
- 11

Backrooms: Final Exam
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: Final Exam is a cooperative horror game for 1-4 players, Where you will explore this complex and intricate dimension with your friends or alone, trying to figure out what to do, wandering around and being scared by every sound, you will need to pass your final exam!
- 12

Backrooms: Recode
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Backrooms: Recode is a cooperative horror game for 1–4 players. The rules don't stay the same. Neither do the walls, the halls, or your thoughts. If there's a pattern, it's not meant for you to understand.
- 13

Backrooms: Into the Hole
Single-player alternative to Backrooms: The Last Observer — playable solo, no multiplayer required. Shares Indie and Adventure with Backrooms: The Last Observer.
Discover an in-between space inspired by the Backrooms series. Make your way forward by jumping into holes, find alternative paths, and survive in this labyrinthine dimension. Play solo or in co-op mode and choose your path to the exit… if there is one.