IMHO.

Single-player games like Stellar Reach

Below are 10 single-player Steam games similar to Stellar Reach, 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 Reach page.

Ranked picks

  1. 1
    AI War 2 — Steam game cover

    AI War 2

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

    The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

    2019StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Star Trek: Infinite — Steam game cover

    Star Trek: Infinite

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

    Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.

    2023StrategyAdventureSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Supreme Commander 2 — Steam game cover

    Supreme Commander 2

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

    Includes 47 Steam achievements, leaderboards, and stats!

    2010Strategy12.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Stellaris — Steam game cover

    Stellaris

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

    Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.

    2016StrategySimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Sins of a Solar Empire®: Rebellion — Steam game cover

    Sins of a Solar Empire®: Rebellion

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

    Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

    2012ActionStrategyIndie19.99 USDSingle-playerSimilar games →
  6. 6
    Anno 2205™ — Steam game cover

    Anno 2205™

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

    In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

    2015StrategySimulation39.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Terra Invicta — Steam game cover

    Terra Invicta

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

    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.

    2026StrategySimulation39.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Field of Glory: Empires — Steam game cover

    Field of Glory: Empires

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

    Field of Glory: Empires is a grand strategy game in which you will have to move in an intricate and living tapestry of nations and tribes, each one with their distinctive culture.

    2019Strategy39.99 USDSingle-playerSimilar games →
  9. 9
    ENDLESS™ Space 2 — Steam game cover

    ENDLESS™ Space 2

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

    ENDLESS™ Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS™ Universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?

    2017Strategy39.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Distant Worlds 2 — Steam game cover

    Distant Worlds 2

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

    Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.

    2022StrategySimulation49.99 USDDeck PlayableSingle-playerSimilar games →