IMHO.

Single-player games like Malignus

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

Ranked picks

  1. 1
    Settletopia — Steam game cover

    Settletopia

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

    Grow a small colony into a vast, world-spanning civilization. Play solo or with friends as you gather resources, build cities, manage colonist needs, explore uncharted lands, establish logistics, raise armies, forge alliances, and wage wars—all in a living world.

    StrategySimulationSingle-playerSimilar games →
  2. 2
    Stellar Shipyard — Steam game cover

    Stellar Shipyard

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

    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 →
  3. 3
    CryoFall — Steam game cover

    CryoFall

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

    CryoFall is a sci-fi colony simulation survival game set on a forgotten planet in a distant future. Master technology, agriculture, trading, industry, cybernetics, exploration, and more!

    2021ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Exipelago — Steam game cover

    Exipelago

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

    Manage and grow your tribe in this sandbox village simulation in a fully destructible voxel world

    2023StrategyIndieSimulation19.99 USDSingle-playerSimilar games →
  5. 5
    Hammerting — Steam game cover

    Hammerting

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

    Manage a Dwarven mining colony in the unexplored mountains of Mara. As conflict rages in the Overworld, you will need to craft, explore and fight as you provide the allies of your choice with the finest weapons and gear to assist them in the battle for glory.

    2021StrategyIndieAdventure24.99 USDSingle-playerSimilar games →
  6. 6
    MineMogul — Steam game cover

    MineMogul

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

    Design and build a factory deep underground in this physics-based automation sandbox. Mine resources, buy machines and master the chaos as you become the ultimate Mine Mogul!

    2025StrategyIndieSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Ascent of Ashes — Steam game cover

    Ascent of Ashes

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

    A colony sim set in a post-apocalyptic dystopia. Build and defend your base. Manage your survivors. Engage raiders, aliens, Remnant soldiers and other factions in real-time-with-pause combat. Or use stealth to outwit them. Explore the massive world. Survive at all costs

    2025StrategyIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Orebound — Steam game cover

    Orebound

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

    Orebound is a dwarven themed factory automation game. Play alone or with friends as you build, mine, craft and explore a voxel generated world! Build your fortress, expand your factory, fight off creatures who dwell beneath the mountains and embark on a journey of greatness.

    2024ActionIndieAdventure12.49 USDDeck PlayableSingle-playerSimilar games →