IMHO.

Single-player games like Black Hole Simulation with Python

Below are 8 single-player Steam games similar to Black Hole Simulation with Python, 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 Black Hole Simulation with Python page.

Ranked picks

  1. 1
    Fishing The Sky — Steam game cover

    Fishing The Sky

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    "Launch the hook to the sky! Capture the unknown!"Use a specially designed anti-gravity fishing rod to fish for strange flying creatures in the mutated clouds, establish a new era of Earth's ecological atlas, and explore the oddities of civilization in the joy of picking up trash.

    2025IndieSimulationCasual3.99 USDSingle-playerSimilar games →
  2. 2
    Smash Hit Museum — Steam game cover

    Smash Hit Museum

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    Smash stones. Collect artifacts. Build the world’s most profitable museum. A short clicker game set in the archeology room of a museum. Build up your collection and Upgrade until you break it.

    2025ActionIndieSimulation6.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Treasure Girl 3D — Steam game cover

    Treasure Girl 3D

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    “Treasure Girl” is our new game with 2 beautiful naked girls in different poses. With awesome 3D animation! Much more frames and interactions!

    2021IndieSimulationRPG1.99 USDSingle-playerSimilar games →
  4. 4
    Storm of Jigsaw Puzzles  拼图风暴 — Steam game cover

    Storm of Jigsaw Puzzles 拼图风暴

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    A hardcore puzzle, 300+ puzzle choices, ranking list of global players, unique customized puzzle,enjoy the fun of puzzles.

    2018StrategyIndieSimulation9.99 USDSingle-playerSimilar games →
  5. 5
    Bugtopia — Steam game cover

    Bugtopia

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    300+ lifelike bugs to collect and grow—breed them to unlock rare species! Customize your terrarium with 300+ landscaping items and 70+ backgrounds. A tiny, soothing nature escape on your screen!🦋🐌🦗🐝🐞🐛🦐

    2025IndieSimulationCasual4.19 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Desk Garden — Steam game cover

    Desk Garden

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    Relax and grow! A laid-back idle game where you nurture mysterious plants (some even human-like!), watch them flourish, then sell them to expand your magical garden. Design your own unique oasis at your own pace.

    2025IndieSimulationCasual2.99 USDSingle-playerSimilar games →
  7. 7
    Old Coin Pusher Friends — Steam game cover

    Old Coin Pusher Friends

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Indie and Simulation with Black Hole Simulation with Python.

    This is an online cooperative coin pusher game set in the Old japan that can be enjoyed by one or all. Collect Japanese koban and try to win the jackpot! In addition, by collecting prizes, new content is released and coins are easily increased. Online multiplayer for up to five players possible.

    2021IndieSimulationCasual3.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    I Can't Believe It's Not Gambling — Steam game cover

    I Can't Believe It's Not Gambling

    Single-player alternative to Black Hole Simulation with Python — playable solo, no multiplayer required. Shares Simulation and Casual with Black Hole Simulation with Python.

    Do you love opening loot crates, but hate the tedious gameplay sessions in between? Our marketing department has the game for you! Unbox random items! Get stuff, but not what you really want! Skate legal and ethical lines! Remember kids, its only a video game, so grab your parents credit card!

    2017SimulationCasual0.99 USDDeck VerifiedSingle-playerSimilar games →
Single-player games like Black Hole Simulation with Python — 8 solo picks · imho.run