IMHO.

Single-player games like Stargazer's Terraforming Estate Co.

Below are 9 single-player Steam games similar to Stargazer's Terraforming Estate Co., 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 Stargazer's Terraforming Estate Co. page.

Ranked picks

  1. 1
    Alliance of the Sacred Suns — Steam game cover

    Alliance of the Sacred Suns

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Simulation with Stargazer's Terraforming Estate Co..

    Alliance of the Sacred Suns is a sci-fi grand-strategy RPG that begins with your coronation as the head of an interstellar Empire, and ends with your demise. Manage feuding noble houses and the schemes of would-be usurpers as you try to revive the glory of an Empire on the brink of collapse.

    StrategySimulationRPGSingle-playerSimilar games →
  2. 2
    Age of Wonders: Planetfall — Steam game cover

    Age of Wonders: Planetfall

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy with Stargazer's Terraforming Estate Co..

    Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.

    2019Strategy10.19 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    X3: Terran Conflict — Steam game cover

    X3: Terran Conflict

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Simulation with Stargazer's Terraforming Estate Co..

    It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!

    2008ActionStrategySimulation3.19 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Ozymandias: Bronze Age Empire Sim — Steam game cover

    Ozymandias: Bronze Age Empire Sim

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Simulation with Stargazer's Terraforming Estate Co..

    Build an empire in a single sitting. All the strategy of a classic 4X in a faster format, which also shines in multiplayer.

    2022StrategySimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Unending Galaxy — Steam game cover

    Unending Galaxy

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Indie with Stargazer's Terraforming Estate Co..

    Unending Galaxy is a unique space-sim in which you can fill any role from pirate or trader to the leader of a large galactic empire.

    2016StrategyIndieSimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Solargene — Steam game cover

    Solargene

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Indie with Stargazer's Terraforming Estate Co..

    Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions

    2026StrategyIndieSimulation34.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    News Tower — Steam game cover

    News Tower

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Simulation with Stargazer's Terraforming Estate Co..

    Develop your newspaper and become New York’s new media mogul! In this tycoon, build and manage your newspaper from printer to toilet. Create your editorial line and lead your journalists through unique 1930's stories and dig out the latest scoops!

    2025StrategySimulation17.49 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Recipe for Disaster — Steam game cover

    Recipe for Disaster

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Strategy and Indie with Stargazer's Terraforming Estate Co..

    Recipe for Disaster is a management sim that captures the fast-paced, drama-filled environment of a professional kitchen and dining room. Build your dream restaurant, create recipes, design menus and manage your staff, all while contending with demanding customers and disastrous situations!

    2022StrategyIndieSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Dogu the Adventurer — Steam game cover

    Dogu the Adventurer

    Single-player alternative to Stargazer's Terraforming Estate Co. — playable solo, no multiplayer required. Shares Indie with Stargazer's Terraforming Estate Co..

    Dogu the Adventurer is a story-based action adventure game that takes place in different worlds. Help Dogu to find his homeland while exploring worlds and islands with his balloon.

    2023ActionIndieAdventure3.99 USDSingle-playerSimilar games →