IMHO.

Single-player games like Million Star Ship

Below are 9 single-player Steam games similar to Million Star Ship, 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 Million Star Ship page.

Ranked picks

  1. 1
    Swarm Queen — Steam game cover

    Swarm Queen

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    A quick-to-learn but challenging real-time strategy game where you spawn an army of space-bugs that control themselves.

    2017StrategyIndieSimulation7.49 USDSingle-playerSimilar games →
  2. 2
    Creeper World 4 — Steam game cover

    Creeper World 4

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Creeper World IXE — Steam game cover

    Creeper World IXE

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!

    2024ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Taur — Steam game cover

    Taur

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Earth 2160 — Steam game cover

    Earth 2160

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy with Million Star Ship.

    After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.

    2006Strategy9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Line Of Defense Tactics - Tactical Advantage — Steam game cover

    Line Of Defense Tactics - Tactical Advantage

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    A real-time strategy combat game based on the world of the Line Of Defense. Command a team of four Galactic Command marines in highly classified missions in space and on planets.

    2014ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  7. 7
    Wargame: Red Dragon — Steam game cover

    Wargame: Red Dragon

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Indie with Million Star Ship.

    The new reference in RTS at its best! The Wargame series returns to duty, larger, richer and more spectacular than ever before. In Wargame Red Dragon, you are engaged in a large-scale conflict where Western forces clash against the Communist bloc.

    2014StrategyIndieSimulation29.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Steel Division: Normandy 44 — Steam game cover

    Steel Division: Normandy 44

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Strategy and Simulation with Million Star Ship.

    Steel Division: Normandy is a tactical real-time strategy (RTS) game that pits players against AI enemies in a single-player campaign -- or against several opponents in massive 10-on-10 multiplayer battles.

    2017ActionStrategySimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    唐朝建筑 — Steam game cover

    唐朝建筑

    Single-player alternative to Million Star Ship — playable solo, no multiplayer required. Shares Indie and Simulation with Million Star Ship.

    The distance between columns is 4, and the height of the covering basin is 1.7。I hope to eventually develop into a game for building a complete ancient architectural system, preserving a very interesting electronic version of ancient architecture for future generations.

    2023IndieSimulationCasual14.99 USDSingle-playerSimilar games →