IMHO.

Single-player games like Green Space

Below are 8 single-player Steam games similar to Green Space, 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 Green Space page.

Ranked picks

  1. 1
    Sudoku Haven — Steam game cover

    Sudoku Haven

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie and Casual with Green Space.

    Daily brain & logic puzzles. Find your calm in 450,000+ Sudoku puzzles — free and offline. A fresh daily challenge, real solving trainers, and 20 quiet themes. Unwind and start solving.

    2026IndieCasual2.99 USDSingle-playerSimilar games →
  2. 2
    Haunted Attractions — Steam game cover

    Haunted Attractions

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie and Casual with Green Space.

    Build haunted theme parks and supervise ghosts in this cozy afterlife sim. Construct fun attractions, manage resources, recruit cute ghosts and haunt the park in order to spook and delight the guests!

    2026IndieSimulationCasualSingle-playerSimilar games →
  3. 3
    Dream Broadcast Simulator — Steam game cover

    Dream Broadcast Simulator

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie and Casual with Green Space.

    Program a surreal midnight station: choose three dream tapes, match them to the right time slots, tune the signal, fuse discoveries into playable hybrids, and learn from every broadcast. A cozy strategy game built for one-more-night runs.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    Aquapark Tycoon — Steam game cover

    Aquapark Tycoon

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie with Green Space.

    Build the ultimate waterpark paradise in this classic tycoon simulation game! Design & customize water slides, pools, and saunas to fulfill your guests' needs. Combine creativity, strategy, and management to make a splash in the world of water parks and become the ultimate Aquapark Tycoon!

    2026StrategyIndieSimulation20.69 USDSingle-playerSimilar games →
  5. 5
    Moomintroll: Winter's Warmth — Steam game cover

    Moomintroll: Winter's Warmth

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie with Green Space.

    From the creators of Snufkin: Melody of Moominvalley comes a heartwarming new adventure inspired by the beloved Moomin stories by Tove Jansson. This time, join Moomintroll himself on a charming but cold winter journey.

    2026IndieAdventureRPG16.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    100 Cats Singapore — Steam game cover

    100 Cats Singapore

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie and Casual with Green Space.

    Find 100 Cats hidden in Singapore! Can you find them all? 😺

    2024IndieCasual0.99 USDSingle-playerSimilar games →
  7. 7
    A World of Keflings — Steam game cover

    A World of Keflings

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Casual with Green Space.

    Keflings may be small, but their kingdom-building adventures are gigantic! Build a world with your friends in A World of Keflings! Harvest resources, construct robots, befriend a dragon, and help a creepy witch get even creepier in this update of the classic 2010 city-building adventure.

    2025AdventureSimulationCasual11.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    A Little to the Left — Steam game cover

    A Little to the Left

    Single-player alternative to Green Space — playable solo, no multiplayer required. Shares Indie and Casual with Green Space.

    A Little to the Left is a cozy puzzle game that has you sort, stack, and organize household items into pleasing arrangements while you keep an eye out for a mischievous cat with an inclination for chaos. Check out this playful and intuitive puzzler with 100+ satisfying messes to tidy.

    2022IndieCasual14.99 USDDeck VerifiedSingle-playerSimilar games →