IMHO.

Single-player games like 1999TOKOYO Building

Below are 8 single-player Steam games similar to 1999TOKOYO Building, 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 1999TOKOYO Building page.

Ranked picks

  1. 1
    Enelia: Dawn of Madness — Steam game cover

    Enelia: Dawn of Madness

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    Immerse yourself in the enigmatic world of Nauris, where enchanting landscapes hide terrifying secrets: the strange behavior of elders, sinister rituals of priests, and the disappearance of citizens. Madness lurks everywhere – will you master it or become its victim? The choice is yours.

    2024IndieAdventureRPG7.99 USDSingle-playerSimilar games →
  2. 2
    7Days Origins — Steam game cover

    7Days Origins

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    7Days Origins is a single-player story game where the storyline changes based on the player's choices. For 7 days, you will meet various characters in the world of the dead. You may become allies and embark on adventures together or become enemies and fight.

    2021IndieAdventureSimulation8.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    The Test: Hypothesis Rising — Steam game cover

    The Test: Hypothesis Rising

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    The Test: Secrets of the Soul — Steam game cover

    The Test: Secrets of the Soul

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."

    2023IndieAdventureSimulationFreeDeck VerifiedSingle-playerSimilar games →
  5. 5
    The Island: Into The Mist — Steam game cover

    The Island: Into The Mist

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    'The Island: In To The Mist' is an adventure game. It includes basic features of adventure genre and add some new systems to interest you. You have been given a chance to experience a group of university students, who confined in the island. There is a terrific but interesting story you will see.

    2019IndieAdventureSimulation6.99 USDSingle-playerSimilar games →
  6. 6
    Hazy Mind — Steam game cover

    Hazy Mind

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    You can't remember anything, and all you can see is HER. Delve into your story and uncover the truth behind what happened to you and your parents.

    2024IndieAdventure9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Slay the Alice — Steam game cover

    Slay the Alice

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    A short visual novel presented with pixel art and cute animations. Chasing after a rabbit, Alice found herself in a land of talking plants. Now, it's time to go on a tiny little adventure.

    2025IndieAdventureCasual3.99 USDSingle-playerSimilar games →
  8. 8
    Rue Valley — Steam game cover

    Rue Valley

    Single-player alternative to 1999TOKOYO Building — playable solo, no multiplayer required. Shares Indie and Adventure with 1999TOKOYO Building.

    Rue Valley is a narrative adventure about a man trapped in a time loop, surrounded by a colorful cast with complex emotional stories, each hiding unexpected secrets. Dealing with mental challenges, the main character must delve into the anomaly to uncover its enigmatic origins.

    2025IndieAdventureCasual14.99 USDDeck VerifiedSingle-playerSimilar games →