IMHO.

Single-player games like Stellar outpost commander

Below are 9 single-player Steam games similar to Stellar outpost commander, 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 Stellar outpost commander page.

Ranked picks

  1. 1
    Solar Kingdoms: Human Survival — Steam game cover

    Solar Kingdoms: Human Survival

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

    Solar Kingdoms is a real-time strategy game where you command forces across solar systems, engaging in large battles both in space and on the surfaces planets. Establish colonies, find resources and artifacts, and fight up to 8 factions in skirmish, large campaign, missions, and multiplayer.

    2024ActionStrategySimulation14.99 USDSingle-playerSimilar games →
  2. 2
    Space Haven — Steam game cover

    Space Haven

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

    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 →
  3. 3
    Pioneers of Pagonia — Steam game cover

    Pioneers of Pagonia

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

    Rebuild hope in a world that was lost in the fog. Lead your Pioneers across the isles of Pagonia, unite scattered tribes, raise thriving communities and discover the history of your people as you reclaim your world in the new story campaign.

    2025StrategySimulation34.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Surviving Mars — Steam game cover

    Surviving Mars

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

    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 →
  5. 5
    Rebirth evolution — Steam game cover

    Rebirth evolution

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

    2D pixel style simulation business strategy game Build and operate your own survivor base, recruit and cultivate various professional combatants. Clear zombie strongholds, reduce regional infections, survive in the apocalypse, and establish your own power.

    2023StrategyIndieSimulation8.99 USDSingle-playerSimilar games →
  6. 6
    Interstellaria — Steam game cover

    Interstellaria

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

    Managing a fleet across a dangerous galaxy. Every star and planet holds untold riches and dangers. Each encounter will require skills in trading, diplomacy, and combat. Allocate power to engines, charge all weapons, and take on the worst the galaxy has to handle.

    2015StrategyIndieAdventure9.99 USDSingle-playerSimilar games →
  7. 7
    Diplomacy is Not an Option — Steam game cover

    Diplomacy is Not an Option

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

    Diplomacy is Not an Option is a strategy game set in a medieval fantasy world. Build your town and defenses, raise huge armies and fight against massive hordes of enemies. How long can you survive?

    2024ActionStrategyIndie29.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Dyson Sphere Program — Steam game cover

    Dyson Sphere Program

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

    Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.

    2021StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Edge Of Galaxy — Steam game cover

    Edge Of Galaxy

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

    Edge of Galaxy is a space strategy and management game focused on fleet control, expansion, and survival at the frontier of a hostile sci-fi universe.

    2021ActionStrategyIndie4.99 USDSingle-playerSimilar games →