IMHO.

Single-player games like Macht: Cosmic Engine

Below are 9 single-player Steam games similar to Macht: Cosmic Engine, 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 Macht: Cosmic Engine page.

Ranked picks

  1. 1
    Deep Space Outpost — Steam game cover

    Deep Space Outpost

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Strategy and Simulation with Macht: Cosmic Engine.

    Deep Space Outpost is a space station building & survival game, involving resource and base management. Build your space station tile by tile, mine asteroids, refine materials and keep your station operational.

    2026StrategyIndieSimulation14.39 USDSingle-playerSimilar games →
  2. 2
    SERIES MAKERS TYCOON — Steam game cover

    SERIES MAKERS TYCOON

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Strategy and Simulation with Macht: Cosmic Engine.

    Series Makers makes your dreams come true. Produce your own TV series and build your own TV studio with your team. Dominate the TV landscape and fight your way up for worldwide success!

    2019StrategyIndieSimulation4.99 USDSingle-playerSimilar games →
  3. 3
    WorldBox - God Simulator — Steam game cover

    WorldBox - God Simulator

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Simulation and Early Access with Macht: Cosmic Engine.

    WorldBox is the ULTIMATE god simulator and sandbox game. A petri dish for your fantasy civilizations. Create your own world or destroy it using many powers. Watch civilizations grow, form kingdoms, colonize new lands, sail to far continents, wars to ignite, empires to fall and towns to burn!

    2021IndieSimulationEarly Access19.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Mars Horizon 2: The Search for Life — Steam game cover

    Mars Horizon 2: The Search for Life

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Strategy and Simulation with Macht: Cosmic Engine.

    Lead your space agency in The Search for Life in this authentic strategy simulation game. Investigate the solar system and collect evidence of life. Manage base building, rocket designing, launches, and mission planning to Mars and beyond, leading the way in the future of space exploration.

    StrategySimulationSingle-playerSimilar games →
  5. 5
    Timberborn — Steam game cover

    Timberborn

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Strategy and Simulation with Macht: Cosmic Engine.

    Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.

    2026StrategyIndieSimulation34.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    ANLIFE: Motion-Learning Life Evolution — Steam game cover

    ANLIFE: Motion-Learning Life Evolution

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Simulation with Macht: Cosmic Engine.

    A relaxing evolution simulation where AI-driven block creatures move in unexpected ways. There are no complex ecosystems—just pure movement learning through a physics engine. Watch as these creatures scurry, stumble, and evolve in their own unique, unpredictable ways.

    2026IndieSimulation13.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    MEMORIAPOLIS — Steam game cover

    MEMORIAPOLIS

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Strategy and Simulation with Macht: Cosmic Engine.

    Memoriapolis is a historical city builder where your city grows organically across 5 ages, from Antiquity to the Industrial Revolution. Manage resources, interact with factions, and shape your dynasty toward building a final Wonder with easy, normal, or hard difficulty levels.

    2025StrategyIndieSimulation17.49 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Noble Legacy — Steam game cover

    Noble Legacy

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required. Shares Simulation and Early Access with Macht: Cosmic Engine.

    Noble Legacy is a medieval city-builder in which you rule the lands as a Noble. Build your kingdom, manage your people, defend your realm, and master a deep economy, alone or with friends in co-op, every decision is yours. What kind of ruler will you be?

    2025SimulationRPGEarly Access24.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Ötüken — Steam game cover

    Ötüken

    Single-player alternative to Macht: Cosmic Engine — playable solo, no multiplayer required.

    Join this epic adventure set in ancient Central Asia, inspired by Turkish mythology! Face mythological creatures while exploring this breathtaking open world. Take part in the war among the Tengris and save your realm.

    ActionAdventureSingle-playerSimilar games →