IMHO.

Single-player games like Third Kind

Below are 9 single-player Steam games similar to Third Kind, 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 Third Kind page.

Ranked picks

  1. 1
    Backrooms Level X — Steam game cover

    Backrooms Level X

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

    Enter the disturbing world of Backrooms Level X, a first-person narrative survival horror game that immerses you in an endless labyrinth of desolate and liminal spaces. 13 levels and giant enemies await you in this unique experience.

    2025IndieAdventure9.99 USDSingle-playerSimilar games →
  2. 2
    The Painscreek Killings — Steam game cover

    The Painscreek Killings

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

    Investigate an infamous cold case in the eerie, abandoned town of Painscreek. Search for evidence, connect the dots and uncover who killed Vivian Roberts. Can you expose the truth behind this town’s dark secrets?

    2017IndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    ROUTINE — Steam game cover

    ROUTINE

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

    ROUTINE is a First Person Sci-Fi Horror set on an abandoned lunar base designed around an 80s vision of the future. Explore and investigate your surroundings as you survive against unknown threats.

    2025ActionIndieAdventure24.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    A Simple Garbage Sorting Game — Steam game cover

    A Simple Garbage Sorting Game

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

    We are recruiting a large number of testers from around the world to participate in an unprecedented secret experiment.. Join us and embark on this journey of exploration that is crucial to survival. In this unknown experiment, your choices will determine the fate of the Earth.

    2025IndieAdventure0.99 USDSingle-playerSimilar games →
  5. 5
    Ghost Frequency — Steam game cover

    Ghost Frequency

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

    In Ghost Frequency, you are a ghost hunter from PIT - Paranormal Investigation Team. Your mission is to locate a sinister spirit using the EMF Ghost Detector to track paranormal activity, the IR Thermal Camera to reveal hidden entities, and the EVP Digital Recorder to capture eerie voices.

    2025ActionAdventure4.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Cave Crawler — Steam game cover

    Cave Crawler

    Single-player alternative to Third Kind — playable solo, no multiplayer required. Shares Indie with Third Kind.

    Cave Crawler is a short horror game where you pilot a drone into a cave and discover something horrible.

    2023Indie1.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Go Home Annie: An SCP Game — Steam game cover

    Go Home Annie: An SCP Game

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

    A twisted psychological thriller and an original story set in the SCP universe. As an employee of the SCP Foundation, test artificially created paranormal events, solve puzzles, interact with anomalies, and uncover the secrets of the Replication Division.

    2024ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    The Alien Cube — Steam game cover

    The Alien Cube

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

    A cursed legacy awakens something ancient, revealing a terrifying reality never meant for human eyes. Follow your missing uncle’s trail, uncover forbidden secrets, and face a Lovecraftian cosmic horror in this first‑person adventure.

    2021IndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Top Alert — Steam game cover

    Top Alert

    Single-player alternative to Third Kind — playable solo, no multiplayer required. Shares Indie with Third Kind.

    Chase tornadoes in a destructible, randomly generated world. Predict storms, capture epic photos, and gather data. Play solo or with friends in co-op.

    2026IndieSimulationCasual2.99 USDSingle-playerSimilar games →