IMHO.

Single-player games like Catyph: The Kunci Experiment

Below are 11 single-player Steam games similar to Catyph: The Kunci Experiment, 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 Catyph: The Kunci Experiment page.

Ranked picks

  1. 1
    Boinihi: The Ki Codex — Steam game cover

    Boinihi: The Ki Codex

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    Visit the moon of Boïnihi. An exiled Talifan hermit has left a mysterious Codex for his future visitors. A new scifi episode in the Black Cube series, this time inspired by the famous Voynich manuscript.

    2020IndieAdventure9.99 USDSingle-playerSimilar games →
  2. 2
    Estelaroid: Escape Room — Steam game cover

    Estelaroid: Escape Room

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    You are in a spaceship, alone. The crew disappeared, and the ship quickly approaches a black hole. In this science fiction Escape Room, you must put your wits to the test and thus repair your spaceship before being trapped forever in the universe.

    2023IndieAdventureCasual4.99 USDSingle-playerSimilar games →
  3. 3
    The Eyes of Ara — Steam game cover

    The Eyes of Ara

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    Explore a vast, mysterious castle riddled with secret rooms and challenging puzzles in this award-winning puzzle adventure.

    2016StrategyIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    no signal — Steam game cover

    no signal

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    An emotional point-and-click hard sci-fi adventure game about exploring an abandoned space station. Follow messages left by the long-gone staff to learn the outcome of the research team and the secrets they left behind.

    2025IndieAdventureCasual15.00 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Photon Engineer — Steam game cover

    Photon Engineer

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    Master laser manipulation and environmental control in this sci-fi puzzle game. Unleash your creativity and uncover the secrets of mysterious platforms that have suddenly appeared near Jupiter.

    2023IndieAdventure9.99 USDSingle-playerSimilar games →
  6. 6
    ASA: A Space Adventure - Remastered Edition — Steam game cover

    ASA: A Space Adventure - Remastered Edition

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    ASA: A Space Adventure is a first-person sci-fi adventure game reminiscent of games such as the famous Myst series. Visit a vast spaceship called The Ark, divided into 6 areas, and discover the truth behind the Cubes...

    2015IndieAdventure9.99 USDSingle-playerSimilar games →
  7. 7
    Myha: Return to the Lost Island — Steam game cover

    Myha: Return to the Lost Island

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    MYHA is a First Person Adventure game (Myst-like), part of a sci-fi series named The Black Cube (ASA: A Space Adventure...). Visit Myha, a moon in a far away solar system, and try to understand why you were teleported there.

    2019IndieAdventure14.99 USDSingle-playerSimilar games →
  8. 8
    Machinika: Atlas — Steam game cover

    Machinika: Atlas

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    Machinika: Atlas is an indie puzzle game and is the direct sequel to Machinika: Museum, you play as a museum researcher who just land on Atlas. Will you unravel the mysteries of the alien vessel? Solve cryptic puzzles to find out what happened!

    2024IndieAdventureCasual11.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Myst — Steam game cover

    Myst

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    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 →
  10. 10
    RHEM II SE: The Cave — Steam game cover

    RHEM II SE: The Cave

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Adventure with Catyph: The Kunci Experiment.

    RHEM II SE - The Cave Special Edition is an intricate pure-puzzle first person adventure game. The player explores a hidden city far beneath the earths surface. RHEM II SE features non-linear gameplay non-violent story and mind-bending puzzles.

    2018Adventure9.99 USDSingle-playerSimilar games →
  11. 11
    Zly.ii: The Hacked Station — Steam game cover

    Zly.ii: The Hacked Station

    Single-player alternative to Catyph: The Kunci Experiment — playable solo, no multiplayer required. Shares Indie and Adventure with Catyph: The Kunci Experiment.

    Zly.ii The Hacked Station is a first-person sci-fi adventure game made for the 10th anniversary of the Black Cube series (ASA, Myha...). Visit an abandoned space station, and try to get a Black Cube while searching for your lost friend...

    2024IndieAdventure4.99 USDSingle-playerSimilar games →