IMHO.

Single-player games like SPACE / MECH / PILOT

Below are 11 single-player Steam games similar to SPACE / MECH / PILOT, 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 SPACE / MECH / PILOT page.

Ranked picks

  1. 1
    Coin Smith — Steam game cover

    Coin Smith

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy and RPG with SPACE / MECH / PILOT.

    Welcome to Coin Smith, an addictive idle clicker game where your journey to unimaginable riches starts with a single tap. Set in a world inspired by the ancient Lydian Empire, the birthplace of coins, you'll build, upgrade, and strategize your way to wealth and glory.

    2025StrategyIndieSimulation2.99 USDSingle-playerSimilar games →
  2. 2
    Idle Expanse — Steam game cover

    Idle Expanse

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy and RPG with SPACE / MECH / PILOT.

    A sci-fi themed incremental game which allows you to expand your capitalistic empire across the galaxy! Hire mercenaries to pillage alien planets for resources, with the singular goal of making as much money as possible as quickly as possible! Totally not a playful commentary on real Terran society.

    2020StrategyIndieRPGFreeSingle-playerSimilar games →
  3. 3
    Timespinner — Steam game cover

    Timespinner

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares RPG with SPACE / MECH / PILOT.

    Travel back in time to change fate itself, in this beautifully crafted story-driven adventure, inspired by classic 90s action-platformers. Join timekeeper Lunais on her quest for revenge against the empire that killed her family, using time-bending powers to explore a vast, connected world.

    2018ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Lazy Galaxy 2 — Steam game cover

    Lazy Galaxy 2

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy and RPG with SPACE / MECH / PILOT.

    Lazy Galaxy 2 is an idle/clicker game with base-building and RTS elements. Lead an evil (albeit lazy) alien race to conquer the universe! Expand your base, fight vicious foes, and conquer the galaxies. Acquire combat experience and convert into candy, the most precious alien resource!

    2022StrategyIndieRPG7.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Human-powered spacecraft — Steam game cover

    Human-powered spacecraft

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required.

    A nostalgia-infused pixel clicker in a comedy wrapper. 

    2018IndieCasual0.99 USDSingle-playerSimilar games →
  6. 6
    Orbitmine — Steam game cover

    Orbitmine

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy with SPACE / MECH / PILOT.

    Orbit a planet, fire your laser, and mine it to the core. Upgrade your ship and conquer seasonal hazards across four unique zones. A satisfying incremental mining game set in space.

    2026StrategyIndieSimulation2.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Universe Horizon — Steam game cover

    Universe Horizon

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy with SPACE / MECH / PILOT.

    An idle incremental game where you decide to travel across the whole Universe. Embark on this journey in your little ship and get as far away as possible from Earth, gathering resources and upgrading your spaceship along the way.

    2025StrategyIndieAdventure2.99 USDSingle-playerSimilar games →
  8. 8
    Lazy Galaxy — Steam game cover

    Lazy Galaxy

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Strategy with SPACE / MECH / PILOT.

    Lazy Galaxy is a mix between RTS and idle/clicker game. Lead an evil (albeit lazy) alien race to conquer the universe!

    2018StrategyIndie4.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    A NIGHTMARE'S TRIP — Steam game cover

    A NIGHTMARE'S TRIP

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required.

    Adrien, a creature born of a young child's nightmares, takes a little summer vacation.

    2019IndieCasual7.99 USDSingle-playerSimilar games →
  10. 10
    2ECONDS TO STΔRLIVHT: Forever My Diamond — Steam game cover

    2ECONDS TO STΔRLIVHT: Forever My Diamond

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Free To Play with SPACE / MECH / PILOT.

    As graduation looms, true feelings begin to surface. Will Grace find the courage to overcome her shyness and bare her heart to Sera, or will her handsome rival Akira get to her first? A free VN about being really gay for your best friend. Part of the NOISZ series, and prequel to NOISZ STΔRLIVHT.

    2020IndieFree To PlayCasualFreeSingle-playerSimilar games →
  11. 11
    2ECONDS TO STΔRLIVHT: My Heart's Reflection — Steam game cover

    2ECONDS TO STΔRLIVHT: My Heart's Reflection

    Single-player alternative to SPACE / MECH / PILOT — playable solo, no multiplayer required. Shares Free To Play with SPACE / MECH / PILOT.

    "The day I put that uniform on, I saw myself in the mirror for the first time. And I dared to think, maybe, just maybe..." A free VN about standing up to the world to be yourself. Part of the NOISZ series, and prequel to NOISZ STΔRLIVHT.

    2021IndieFree To PlayCasualFreeSingle-playerSimilar games →