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Single-player games like Millennia

Below are 11 single-player Steam games similar to Millennia, 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 Millennia page.

Ranked picks

  1. 1
    Sid Meier's Civilization VII — Steam game cover

    Sid Meier's Civilization VII

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

    The award-winning strategy game franchise returns with a revolutionary new chapter. Sid Meier's Civilization® VII empowers you to build the greatest empire the world has ever known!

    2025SimulationStrategy34.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Old World — Steam game cover

    Old World

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

    Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind?

    2022StrategySimulationRPG39.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    HUMANKIND™ — Steam game cover

    HUMANKIND™

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

    Rewrite history by shaping a civilization as unique as you are. Combine 60 cultures from the Ancient Era to the Modern Age to lead your empire to victory. Build thriving cities, outsmart rivals in epic battles, spread your influence and leave your mark on HUMANKIND™.

    2021Strategy49.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Ara History Untold: Anniversary Edition  — Steam game cover

    Ara History Untold: Anniversary Edition

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

    Build a nation starting at any point in human history and compete for supremacy in this epic turn-based strategy game. Engage in diplomacy, fight wars, and go head-to-head with other leaders from history.

    2024Strategy49.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Terra Invicta — Steam game cover

    Terra Invicta

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

    An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.

    2026SimulationStrategy39.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    ENDLESS Legend™ 2 — Steam game cover

    ENDLESS Legend™ 2

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

    Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.

    2026RPGSimulationStrategy49.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Europa Universalis V — Steam game cover

    Europa Universalis V

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

    Use war, trade or diplomacy to satisfy your grandest ambitions and dominate five centuries of history in the newest version of Europa Universalis, Paradox Interactive's flagship historical grand strategy game.

    2025Strategy47.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Victoria 3 — Steam game cover

    Victoria 3

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

    Paradox Development Studio invites you to build your ideal society in the tumult of the exciting and transformative 19th century. Balance the competing interests in your society and earn your place in the sun in Victoria 3, one of the most anticipated games in Paradox’s history.

    2022StrategySimulation49.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Surviving Mars — Steam game cover

    Surviving Mars

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

    There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.

    2018StrategySimulationSingle-playerSimilar games →
  10. 10
    Tiny Civilization — Steam game cover

    Tiny Civilization

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

    This is a historical simulation game that promotes the development of civilization based on the match-3 Game. You'll need to gather resources, use skills, discover new technology, and lead humanbeing through a 10,000-year journey to the cosmos.

    2022Strategy1.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Heretic Operative — Steam game cover

    Heretic Operative

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

    A unique digital boardgame with strategy and narrative elements, inspired by games like Pandemic, Arkham Horror, and Talisman. As a Heretic Operative, a secret mage sworn to oppose the Cult, you must harness the arcane without becoming lost in its power.

    2019RPGStrategy19.99 USDSingle-playerSimilar games →