IMHO.

Single-player games like Hexfactory

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

Ranked picks

  1. 1
    Stellar Shipyard — Steam game cover

    Stellar Shipyard

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

    Stellar Shipyard is a space colony sandbox where you design modular ships and stations, and automate resource production using drones and workers. Let the automated systems fly even the most improvised designs. Face rival factions and threats solo, or alongside friends as allies or rivals.

    StrategyIndieAdventureSingle-playerSimilar games →
  2. 2
    Asteroid Colony — Steam game cover

    Asteroid Colony

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

    In this real time strategy city builder game you will help humanity in reaching beyond earth by establishing a permanent and thriving settlement in the asteroid belt. Settling in space comes with enormous challenges and dangers, which you will have to guide your people through

    2024ActionStrategyIndie5.99 USDSingle-playerSimilar games →
  3. 3
    The Final Earth 2 — Steam game cover

    The Final Earth 2

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

    The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?

    2022StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Space Haven — Steam game cover

    Space Haven

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

    Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.

    2020StrategyIndieSimulation24.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Surviving Mars — Steam game cover

    Surviving Mars

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

    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 →
  6. 6
    Stellar Settlers: Space Base Builder — Steam game cover

    Stellar Settlers: Space Base Builder

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

    Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.

    2025StrategyIndieSimulation4.79 USDSingle-playerSimilar games →
  7. 7
    Per Aspera — Steam game cover

    Per Aspera

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

    Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.

    2020StrategyIndieSimulation29.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    The Crust — Steam game cover

    The Crust

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

    Automate a lunar base as you become the savior of humanity exploring the future on the moon. Mine, craft, research, and trade resources with Earth in this gripping narrative basebuilder.

    2024StrategySimulationEarly Access19.49 USDDeck PlayableSingle-playerSimilar games →