IMHO.

Single-player games like Subject 13

Below are 13 single-player Steam games similar to Subject 13, 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 Subject 13 page.

Ranked picks

  1. 1
    Syberia — Steam game cover

    Syberia

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Adventure with Subject 13.

    Join Kate Walker as she travels to remote locations and time periods in this timeless voyage to discover her true destiny.

    2011AdventureCasual12.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Syberia II — Steam game cover

    Syberia II

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Adventure with Subject 13.

    Having searched Eastern and Western Europe for a missing heir, Kate Walker finally completed her long and arduous journey, obtaining the signature of Hans Voralberg and closing the automaton factory buyout.

    2011Adventure2.59 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Demetrios - The BIG Cynical Adventure — Steam game cover

    Demetrios - The BIG Cynical Adventure

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    A comedic point-and-click adventure where a hungover antique dealer must solve his own robbery in Paris, dragging himself and his friends into a wildly idiotic journey!

    2016IndieAdventureFree To Play4.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Telling Lies — Steam game cover

    Telling Lies

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    Four private lives. One big lie. Search through secretly recorded video conversations to discover the truth. The successor to the acclaimed Her Story.

    2019IndieAdventureSimulation4.99 USDSingle-playerSimilar games →
  5. 5
    Myst — Steam game cover

    Myst

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    Welcome to Myst: a starkly beautiful island, eerily tinged with mystery and shrouded in intrigue. Built from the ground up to play in 2D & VR, explore Myst in a whole new dimension! Journey to the Ages, unravel puzzles, and be a part of the surrealistic adventure that will become your own.

    2021IndieAdventureCasual34.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Obduction — Steam game cover

    Obduction

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    A new sci-fi adventure from Cyan, the creators of Myst. Abducted far across the universe, you find yourself on a broken alien landscape with odd pieces of Earth. Explore, uncover, solve, and find a way to make it home.

    2016IndieAdventure29.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Heaven's Vault — Steam game cover

    Heaven's Vault

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    An archaeologist uncovers a lost history in an ancient space Nebula. Award-winning narrative adventure game with hieroglyphic language puzzles, from the creators of 80 DAYS.

    2019IndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Whispering Willows — Steam game cover

    Whispering Willows

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    Interact with the spirits of the dead, solve the puzzles of the mysterious mansion and help Elena find her missing father in the horror/adventure puzzle game: Whispering Willows.

    2014IndieAdventure9.99 USDSingle-playerSimilar games →
  9. 9
    Still Life — Steam game cover

    Still Life

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Adventure with Subject 13.

    Still Life 2 also now available!

    2011Adventure7.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    The Room — Steam game cover

    The Room

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Indie and Adventure with Subject 13.

    A mysterious invitation leads to the attic of an abandoned house. In the room is a cast-iron safe laced with strange carvings and on top, a note from your distant companion. It promises something ancient and astonishing concealed in the iron chamber - you need only find a way in.

    2014IndieAdventure4.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Flashback — Steam game cover

    Flashback

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Adventure with Subject 13.

    FLASHBACK™, the hit action-adventure game with over 2.2 million units sold, is back!

    2019ActionAdventure0.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Flashback 2 — Steam game cover

    Flashback 2

    Single-player alternative to Subject 13 — playable solo, no multiplayer required. Shares Adventure with Subject 13.

    Immerse yourself in an action-packed cyberpunk universe where the fate of humanity itself hangs in the balance. The Morphs are preparing their final attack, determined to enslave every civilization in the Solar System — and it's your mission to fight back!

    2023ActionAdventure7.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    DarkStone Restoration — Steam game cover

    DarkStone Restoration

    Single-player alternative to Subject 13 — playable solo, no multiplayer required.

    Darkstone Restoration brings the classic action RPG back to modern PCs with improved stability, compatibility, controls, readability, and quality-of-life improvements — while preserving the spirit of the original game.

    RPGEarly AccessSingle-playerSimilar games →