IMHO.

Single-player games like Entity Unknown

Below are 8 single-player Steam games similar to Entity Unknown, 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 Entity Unknown page.

Ranked picks

  1. 1
    Atom☭grad — Steam game cover

    Atom☭grad

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    A linguistic detective game. Decrypt the Soviet computer to prevent total nuclear annihilation.

    2023IndieAdventureSimulation2.99 USDSingle-playerSimilar games →
  2. 2
    The Wickie : Journey of a Lighthouse Keeper — Steam game cover

    The Wickie : Journey of a Lighthouse Keeper

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    The Wickie is a first-person thriller set in the 1930s Outer Hebrides. Explore handcrafted islands, uncover cosmic horrors, and survive deadly dangers. With no weapons or maps, rely on wit and courage to solve mysteries. Rich in story,art, and Lovecraftian dread, Will you uncover the truth?

    2025ActionIndieAdventure18.99 USDSingle-playerSimilar games →
  3. 3
    Late Night Manifest — Steam game cover

    Late Night Manifest

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    As Marco, you wake up to a reality where the world shrouded in darkness, forcing you to fight for survival while seeking answers in abandoned darkness.

    ActionIndieAdventureSingle-playerSimilar games →
  4. 4
    The Bunker Notes - Horror/Drama Visual Novel — Steam game cover

    The Bunker Notes - Horror/Drama Visual Novel

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    "The Bunker Notes" is a visual novel about a concrete trap where the past whispers through the cracks of rusted doors. In this world, survival is everything; meeting another person might be your last mistake.

    2026IndieAdventure1.79 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    ROUGH KUTS: Night of the Living Dead — Steam game cover

    ROUGH KUTS: Night of the Living Dead

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    Interactive Film: NIGHT OF THE LIVING DEAD

    2021ActionIndieAdventure0.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Nott Longa — Steam game cover

    Nott Longa

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    A folk horror graphic adventure about nostalgia, lost futures & decay, designed as an interactive nighttime story to enhance your dreams. Collect hidden objects, help strange inhabitants, solve arcane riddles: find your way home through a ruinous reality haunted by glitches and folkloric creatures.

    2021IndieAdventureRPG4.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Skinless The Horror Story Quest — Steam game cover

    Skinless The Horror Story Quest

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    In "Skinless The Horror Story Quest," journey through a nightmarish blend of reality and hallucination. Wake up in a haunting hospital, face your fears in a post-apocalyptic world overrun by zombies, and confront the doctor behind the epidemic. Can you escape the darkness within and without?

    2024IndieAdventure2.99 USDSingle-playerSimilar games →
  8. 8
    DEAD_FARE — Steam game cover

    DEAD_FARE

    Single-player alternative to Entity Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Entity Unknown.

    Drive the night shift through a cursed city where every passenger hides a secret—and some of them died long ago. Uncover the truth behind each fare, make irreversible choices, and decide who deserves to be saved before your final shift ends.

    ActionIndieAdventureSingle-playerSimilar games →