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Single-player games like Project13: Nightwatch

Below are 10 single-player Steam games similar to Project13: Nightwatch, 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 Project13: Nightwatch page.

Ranked picks

  1. 1
    PROJECT 13 — Steam game cover

    PROJECT 13

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    As one of many kidnapped and enslaved Probants of the Project 13 Group... You need to find Anomalies through your Walk. If you not obey and report , you will be stuck in it forever.

    2024IndieSimulation3.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Dollmare — Steam game cover

    Dollmare

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    You've accepted a shady job offer at a doll factory. Inspect dolls for defects and anomalies. Follow strange protocols. Don't get fired and stay alive.

    2024IndieAdventureSimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Dream Cage — Steam game cover

    Dream Cage

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required.

    Robert battles early Alzheimer's and nightly sleep paralysis. Each night reveals fragments of his past. Uncover the truth and help him solve the mysteries haunting his mind.

    2025Adventure7.99 USDSingle-playerSimilar games →
  4. 4
    The Exit 8 — Steam game cover

    The Exit 8

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    You are trapped in an endless underground passageway. Observe your surroundings carefully to reach "The Exit 8".

    2023IndieAdventureSimulation2.79 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Floor 9 — Steam game cover

    Floor 9

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    In Floor 9, you find yourself trapped in a mysterious hotel known as "Hotel Liminal." To escape, you must identify anomalies on each floor. These anomalies can be anywhere - on the ground, in paintings, or even right in front of your eyes.

    2024ActionIndieAdventure3.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Hospital 666 — Steam game cover

    Hospital 666

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie with Project13: Nightwatch.

    Hospital 666 is a 1-4 player horror escape game. Traverse through eerie hospital levels while observing the occurrence of anomalies and choosing the correct elevator. Some abnormal bosses will chase you to death, and you must find the right way to escape them.

    2024ActionIndieAdventure7.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Visage — Steam game cover

    Visage

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    Visage is a first-person psychological horror game. Explore a mysterious ever-changing house in a slow-paced, atmospheric world that combines both uncannily comforting and horrifyingly realistic environments, and enjoy a genuinely terrifying experience.

    2020ActionIndieAdventure34.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Office After Hours — Steam game cover

    Office After Hours

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    Spot anomalies and uncover hidden clues to escape an office where overwork turns strange and experiments happen more often than coffee breaks.

    2025IndieAdventureSimulation4.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Project 13: Taxidermy Trails — Steam game cover

    Project 13: Taxidermy Trails

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Indie and Simulation with Project13: Nightwatch.

    Project 13: Taxidermy Trails, a Walking Simulator set in a mesmerizing Taxidermy Museum. In this immersive experience, you assume the role of an kidnapped Probant forced to find a way to escape. Complete all 13 Walks to get out of this Nightmare.

    2024ActionIndieSimulation1.79 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    PROJECT 13 Perception Test — Steam game cover

    PROJECT 13 Perception Test

    Single-player alternative to Project13: Nightwatch — playable solo, no multiplayer required. Shares Simulation with Project13: Nightwatch.

    Sit down in the ultimate perception test sequel! Spot and report anomalies in immersive scenes while sitting in the Observation Chair. Conquer the challenge by identifying 13 anomalies correctly in a row. Are you ready?

    2024Simulation2.79 USDSingle-playerSimilar games →