IMHO.

Single-player games like Infinite Empire

Below are 8 single-player Steam games similar to Infinite Empire, 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 Infinite Empire page.

Ranked picks

  1. 1
    Almanach: Of Empires and Sorcery — Steam game cover

    Almanach: Of Empires and Sorcery

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

    Almanach is a turn-based 4X strategy game where you take control of an empire in a world that is in a constant cycle of rebirth. Every game represents a new age of the world, and the choices you make will impact the next ones! Can you rise from the ashes of ages past and lead your people to glory?

    StrategyIndieSingle-playerSimilar games →
  2. 2
    Mandate of Galactic Empires — Steam game cover

    Mandate of Galactic Empires

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

    A logistics-focused turn-based space 4X. Govern through Administrative Nodes, connect systems with wormhole infrastructure, assign population to production and research, and expand only as far as your empire can support.

    2026StrategySimulationEarly Access11.99 USDSingle-playerSimilar games →
  3. 3
    Star Trek: Voyager - Across the Unknown — Steam game cover

    Star Trek: Voyager - Across the Unknown

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

    Star Trek: Voyager - Across the Unknown is a story-driven survival strategy game in which the fate of the iconic starship is in your hands. Take the helm, manage the ship and resources, and make difficult decisions. Will you be able to bring home the ship and its crew?

    2026StrategyIndie34.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Galactic Ruler — Steam game cover

    Galactic Ruler

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

    Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

    2022StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Starpoint Gemini Warlords — Steam game cover

    Starpoint Gemini Warlords

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

    Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!

    2017ActionStrategySimulation34.99 USDSingle-playerSimilar games →
  6. 6
    Ascension — Steam game cover

    Ascension

    Single-player alternative to Infinite Empire — playable solo, no multiplayer required. Shares Strategy and Early Access with Infinite Empire.

    In this cultivation 4X strategy game, your sect has been in peril, and so they open a portal—sending you, a young disciple and their last hope, inside. Stand tall as the new sect leader and guide disciples to rebuild what was lost. Sharpen your focus, master alchemy, and ascend to immortality.

    2025StrategyEarly Access16.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    X3: Reunion — Steam game cover

    X3: Reunion

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

    X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.

    2006Strategy1.99 USDSingle-playerSimilar games →
  8. 8
    Sins of a Solar Empire: Trinity® — Steam game cover

    Sins of a Solar Empire: Trinity®

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

    In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.

    2011StrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →