Single-player games like QuietMansion1
Below are 10 single-player Steam games similar to QuietMansion1, 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 QuietMansion1 page.
Ranked picks
- 1

Limsod
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action with QuietMansion1.
Limsod is an FPS set in a post-apocalyptic universe in which you must fight for survival in a world infested with flesh-eating zombies. Upgrade your equipment and play in a variety of maps and game modes.
- 2

SCP
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Indie with QuietMansion1.
Infiltrate breached SCP facilities in this tactical co-op horror extraction shooter. Survive surreal anomalies, recover forbidden intel, and escape.. or lose everything. The deeper you go, the stranger and deadlier it gets.
- 3

The Abandoned Levels
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Indie and Adventure with QuietMansion1.
After personal tragedy, you fall into the nightmarish Backrooms. Navigate handcrafted levels, evade deadly creatures, and cling to your sanity. Find the exit – and the answer to whether survival is worth the struggle at all.
- 4

Jester: A Foolish Ritual
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Adventure with QuietMansion1.
A co-op survival horror game set in a dark medieval castle. Play as one of four resurrected knights and work together to find hidden runes, unlock the ritual chamber, and escape before the Jester hunts you down. Teamwork, stealth, and survival are your only hope.
- 5

Resident Evil Requiem
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Adventure with QuietMansion1.
Requiem for the dead. Nightmare for the living. Prepare to escape death in a heart-stopping experience that will chill you to your core.
- 6

Resident Evil Village
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action with QuietMansion1.
Experience survival horror like never before in the 8th major installment in the Resident Evil franchise - Resident Evil Village. With detailed graphics, intense first-person action and masterful storytelling, the terror has never felt more realistic.
- 7

Dead Space
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Adventure with QuietMansion1.
The sci-fi survival-horror classic returns, completely rebuilt to offer an even more immersive experience — including visual, audio, and gameplay improvements — while staying faithful to the original game’s thrilling vision.
- 8

Backrooms Media
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Strategy with QuietMansion1.
Backrooms Media is a 1-4 player co-op horror that plunges you into unsettling, hyper-realistic liminal spaces. Navigate eerie environments filled with lurking horrors. Group up with your friends to face the terror of the endless backrooms together and... try to escape.
- 9

QuietMansion2
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Indie with QuietMansion1.
【Can you live with this fear?】 A horror game developed by a Japanese high school student all by himself is coming to Steam! Escape the monster's pursuit in the creepy mansion, sometimes using weapons to fight back and find the key to escape!
- 10

AccidentHouse
Single-player alternative to QuietMansion1 — playable solo, no multiplayer required. Shares Action and Strategy with QuietMansion1.
【This is the fear of someone trapped in a dark, abandoned house.】 This evolving short horror game, which was developed by a 19 year old Japanese student, is coming to Steam!