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
    Fat Justice — Steam game cover

    Fat Justice

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

    You are the newly appointed Judge in the Stone Age trying to keep a chaotic island from falling apart. Listen to bizarre testimonies while balancing absurd laws and deadly politics. Pass judgment, shape the island's fate, and uncover the truth behind your father's mysterious disappearance.

    2026IndieSimulationCasualSingle-playerSimilar games →
  2. 2
    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 →
  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
    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 →
  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
    Meerk Hunt — Steam game cover

    Meerk Hunt

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

    Meerk Hunt is a psychological horror game set inside a single bedroom on a single night in 1998. Uncover what a mysterious company really wants from you before your father catches you awake — or the night simply ends, and nothing is ever explained.

    StrategyIndieAdventureSingle-playerSimilar games →
  7. 7
    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 →
  8. 8
    Shoku Pain — Steam game cover

    Shoku Pain

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

    Run a night-shift bakery inside a quarantine zone. Every customer looks human at first. Check their symptoms, fill the report, and make the call — bread, medicine, or the knife. Keep your supplies stocked and beware what waits outside the glass.

    IndieAdventureSimulationSingle-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 →