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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. 1
    The Darkest Files — Steam game cover

    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?

    2025IndieAdventureSimulation19.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    The Séance of Blake Manor — Steam game cover

    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.

    2025Adventure13.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    A Case of Distrust — Steam game cover

    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.

    2018IndieAdventure14.99 USDSingle-playerSimilar games →
  4. 4
    Disco Elysium - The Final Cut — Steam game cover

    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.

    2019RPG39.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Lamplight City — Steam game cover

    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?

    2018IndieAdventure8.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Interrogation: You will be deceived — Steam game cover

    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?

    2019StrategyIndieAdventure12.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Cultist Simulator — Steam game cover

    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.

    2018IndieSimulationRPG19.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Do No Harm — Steam game cover

    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?

    2025Simulation9.91 USDDeck PlayableSingle-playerSimilar games →