Single-player games like Sanatorium - A Mental Asylum Simulator
Below are 8 single-player Steam games similar to Sanatorium - A Mental Asylum Simulator, 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 Sanatorium - A Mental Asylum Simulator page.
Ranked picks
- 1

The Darkest Files
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Indie and Adventure with Sanatorium - A Mental Asylum Simulator.
Germany, 1956. The war is over, but justice is not served. Former Nazis walk free, while their victims lie in unmarked graves. As a prosecutor, you'll unearth long-buried evidence, confront witnesses and hunt down perpetrators. Will you have the courage to bring these "ordinary men" to court?
- 2

The Séance of Blake Manor
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Adventure with Sanatorium - A Mental Asylum Simulator.
The Séance of Blake Manor is a supernatural detective mystery, set in 1897 Ireland, where you investigate the disappearance of Evelyn Deane in a remote hotel full of secrets and other-worldly occurrences.
- 3

A Case of Distrust
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Indie and Adventure with Sanatorium - A Mental Asylum Simulator.
A Case of Distrust is a narrative mystery from 1924 San Francisco. Play as private investigator Phyllis Cadence Malone in this historical 2D adventure game.
- 4

Disco Elysium - The Final Cut
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required.
Disco Elysium - The Final Cut is a groundbreaking role playing game. You’re a detective with a unique skill system at your disposal and a whole city to carve your path across. Interrogate unforgettable characters, crack murders or take bribes. Become a hero or an absolute disaster of a human being.
- 5

Lamplight City
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Indie and Adventure with Sanatorium - A Mental Asylum Simulator.
A steampunk-ish detective adventure from the creator of A Golden Wake and Shardlight! Can you help private investigator Miles Fordham find justice for his clients and track down his partner's killer before his entire world comes apart?
- 6

Interrogation: You will be deceived
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Indie and Adventure with Sanatorium - A Mental Asylum Simulator.
As a detective tasked with bringing down a dangerous terrorist group, you fight on two fronts: interrogating suspects & managing your team and its reputation. With time running out, how far will you go to stop these criminals? Manipulation, threats or even torture? Does the end justify the means?
- 7

Cultist Simulator
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Sanatorium - A Mental Asylum Simulator.
Seize forbidden treasures. Summon alien gods. Feed on your disciples. Cultist Simulator is a game of apocalypse and yearning. Play as a seeker after unholy mysteries, in a 1920s-themed setting of hidden gods and secret histories.
- 8

Do No Harm
Single-player alternative to Sanatorium - A Mental Asylum Simulator — playable solo, no multiplayer required. Shares Simulation with Sanatorium - A Mental Asylum Simulator.
Lovecraftian Doctor Simulator. Diagnose patients by analyzing unsettling symptoms and treat them using your Book of Medicine. Make moral choices — decide who to save or kill, discover whom to trust, and unlock multiple endings! Can you endure 30 days of perilous decisions?