IMHO.

Single-player games like Theo's World

Below are 9 single-player Steam games similar to Theo's World, 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 Theo's World page.

Ranked picks

  1. 1
    Shorekeeper — Steam game cover

    Shorekeeper

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Indie and Adventure with Theo's World.

    You washed ashore on a mysterious island. Now what? Build a shelter, find food, and explore the unknown. Or just sit by the campfire and watch the sunset. Farm, craft, and manage your new island life entirely at your own pace.

    2026IndieAdventureSimulationSingle-playerSimilar games →
  2. 2
    Russian Village Simulator 2 — Steam game cover

    Russian Village Simulator 2

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    This is a simulation of life in the Russian village, where the player will have to deal with the vegetable garden, build a house and various buildings, collect mushrooms and berries, plant your garden, breed farming, hunting and fishing, make kvass, hook up with a village girl and much, much more.

    2025ActionStrategyIndie15.99 USDSingle-playerSimilar games →
  3. 3
    Runika: A World of Little Legends — Steam game cover

    Runika: A World of Little Legends

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    Build a farm… to save the world. Runika blends a cozy 2D sandbox with an unfolding story about a world being pulled into the mysterious Rift. Grow crops at your own pace, build your farm, gather resources, craft your own equipment, and uncover what awakens within the Rift.

    2022ActionIndieAdventure12.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Kalit — Steam game cover

    Kalit

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    A unique survival adventure, animated in a 1930s rubber hose style! Fight to survive: capture creatures, farm, mine, and craft everything you need: from gear and vehicles to your base. Explore strange lands and an underwater world of shipwrecks, dangers, and hidden wonders.

    2027ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Card Survival: Fantasy Forest — Steam game cover

    Card Survival: Fantasy Forest

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Indie and Adventure with Theo's World.

    Card Survival: Fantasy Forest is a card-based deep survival simulator and the next installment in the Card Survival Series. Carve yourself a home in a primordial forest that has a will of its own. A day-to-day life simulator in a world where nature reigns with mystery, beauty and sometimes cruelty.

    2025StrategyIndieAdventure17.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Cornucopia® — Steam game cover

    Cornucopia®

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Indie and Adventure with Theo's World.

    Stardew Valley meets Paper Mario in the coziest farming RPG you've never played. Romance 34+ characters, befriend 50+, raise adorable animals, and grow crops using real soil science. No forced bedtime. A handcrafted 2.5D world full of charm, secrets, and the dream life you've been waiting for.

    2023IndieAdventureSimulation17.49 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Korea Dynasty (조선메타실록) — Steam game cover

    Korea Dynasty (조선메타실록)

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    This game is a 3D open world survival exploration game that survives in the Korea Dynasty. Players Begin with slaves, change their status in Joseon, survive, and escape. Once free, travel around the country, explore hundreds of ruins, hunt, and collect what you need to survive.

    2023ActionIndieAdventure23.99 USDSingle-playerSimilar games →
  8. 8
    Russian Village Simulator — Steam game cover

    Russian Village Simulator

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    This is a simulator of life in the Russian countryside, where the player will be engaged in the garden, picking mushrooms and berries, collect firewood, hunting and fishing, brew moonshine and much, much more.

    2023ActionStrategyIndie29.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Soldier in the darkness — Steam game cover

    Soldier in the darkness

    Single-player alternative to Theo's World — playable solo, no multiplayer required. Shares Action and Indie with Theo's World.

    You have been sent to an island where more than four hundred visitors have turned into zombies.

    2021ActionIndieAdventure0.99 USDSingle-playerSimilar games →