IMHO.

Single-player games like That's not my Neighbor

Below are 10 single-player Steam games similar to That's not my Neighbor, 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 That's not my Neighbor page.

Ranked picks

  1. 1
    Sasaeng | 사생 — Steam game cover

    Sasaeng | 사생

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    A first-person psychological horror game about the life of a K-pop idol. Explore a luxury apartment, Korean streets, and your agency building as you confront the unsettling truth hidden beneath the surface.

    2025IndieAdventureSimulation3.99 USDSingle-playerSimilar games →
  2. 2
    Rabid Shift — Steam game cover

    Rabid Shift

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Simulation with That's not my Neighbor.

    Working as a veterinarian in a strange, rotting city, you must examine mutilated patients and find clues for the detective. Survive amidst crime and an oppressive atmosphere. A grim story where the line between a doctor's duty and complicity blurs with each passing day.

    IndieSimulationCasualSingle-playerSimilar games →
  3. 3
    Adopt Me Please — Steam game cover

    Adopt Me Please

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Simulation with That's not my Neighbor.

    Welcome to the Soft Light Shelter . The animals are cute. The coffee is warm. Your job: vet the strays and find them a home. But keep your eyes open. Mimics are hiding in perfect pet disguises with innocent eyes, waiting to get inside. Are you sheltering a pet... or a monster?

    IndieSimulationCasualSingle-playerSimilar games →
  4. 4
    Death Sees Twice: Spot the Difference — Steam game cover

    Death Sees Twice: Spot the Difference

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    The most sinister spot-the-difference in the world. When you uncover the final mistake, the truth of this world will be revealed.

    2025IndieAdventureCasual2.99 USDSingle-playerSimilar games →
  5. 5
    August Walk — Steam game cover

    August Walk

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    The game has three story branches: normal, realistic, and mystical walk. In the normal branch you can just walk around the summer city, the forest and the spring.

    2023IndieAdventureSimulation0.99 USDSingle-playerSimilar games →
  6. 6
    There's a Gun in the Office — Steam game cover

    There's a Gun in the Office

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    You've been kidnapped and have to get out but luckily, there's a gun in the office. Unluckily, your captor comes back home every day, so you have to cover your tracks when you go out of your cell. Use each passing day to get closer to the gun until you can finally leave.

    2025IndieAdventureSimulation8.99 USDSingle-playerSimilar games →
  7. 7
    Choose Your Own Alternative — Steam game cover

    Choose Your Own Alternative

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    A text-based adventure where you're tasked to exorcise your friend’s Inner Demon. You have 30 days to analyze objects filled with memories, discover which one is the reason for her possession and sacrifice it. Do not deviate from your mission. Save your friend no matter the cost.

    2026IndieAdventureSimulation3.49 USDSingle-playerSimilar games →
  8. 8
    No, I'm not a Human — Steam game cover

    No, I'm not a Human

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Simulation with That's not my Neighbor.

    WARNING. Stay inside. Lock your doors. Close the blinds. Only let humans in. Eliminate all Visitors. An anxiety horror about paranoia in the End of Times.

    2025IndieSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Papers, Please — Steam game cover

    Papers, Please

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie and Adventure with That's not my Neighbor.

    Congratulations. The October labor lottery is complete. Your name was pulled. For immediate placement, report to the Ministry of Admission at Grestin Border Checkpoint. An apartment will be provided for you and your family in East Grestin. Expect a Class-8 dwelling.

    2013IndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Milkman Mayhem — Steam game cover

    Milkman Mayhem

    Single-player alternative to That's not my Neighbor — playable solo, no multiplayer required. Shares Indie with That's not my Neighbor.

    Mind controlled cows are headed straight for you. Scavenge, barricade, and defend as long as you can. How long will you survive the dairy onslaught?

    2024ActionIndie4.99 USDSingle-playerSimilar games →