IMHO.

Single-player games like Space Guardian

Below are 16 single-player Steam games similar to Space Guardian, 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 Guardian page.

Ranked picks

  1. 1
    Cyber Rider — Steam game cover

    Cyber Rider

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    "Cyber Rider" is a super high-speed arcade racing game. Your only goal is to avoid the cars on the road and keep moving forward, and strive to continuously break the score records you created before. This game can be played with one hand.

    2021ActionSportsIndie1.99 USDSingle-playerSimilar games →
  2. 2
    Cyber Runner — Steam game cover

    Cyber Runner

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    "Cyber Runner" is a small cyber-style arcade running and avoiding game. In the game, your only goal is to continuously break the score records you have previously created.

    2022ActionIndieCasual0.99 USDSingle-playerSimilar games →
  3. 3
    CYBRID — Steam game cover

    CYBRID

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    CYBRID is the action-rhythm VR of the Cyber Future! Swords and Pistols are in your hands. Slash and Shoot! Don't let this stop you! Run, dodge, and jump among the neon lights of the city to a powerful soundtrack!

    2021ActionIndieCasual14.99 USDSingle-playerSimilar games →
  4. 4
    Pacer — Steam game cover

    Pacer

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    PACER is high-octane anti-gravity racing at its most destructive. Customise your craft and weapons then engage in the campaign, a single-player race or compete against your rivals in explosive online multiplayer for the ultimate combat racing experience.

    2020ActionSportsIndie39.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Hell Division — Steam game cover

    Hell Division

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    Hell Division is a game from the 3rd person, which is a battle of combat drones.

    2022ActionIndieAdventure13.99 USDSingle-playerSimilar games →
  6. 6
    Dance Dash — Steam game cover

    Dance Dash

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    Arcade-style rhythm pumping FREE FULL BODY TRACKING on VR & PC. Empowered by mobile/webcam AI tracking. Groove to 100s of community songs and maps IN-GAME plus viral dance videos and MVs.

    2023ActionSportsIndie19.99 USDSingle-playerSimilar games →
  7. 7
    Dance Collider — Steam game cover

    Dance Collider

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    It's your time to become a dance master and take down Uriel! Battle 9 of the best dancers from around the globe and compete on global leaderboards. Featuring 45 Songs by F-777 and a VR dance editor. Dance Collider is the ultimate dance and rhythm game.

    2019ActionSportsIndie4.99 USDSingle-playerSimilar games →
  8. 8
    Rez Infinite — Steam game cover

    Rez Infinite

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    The legendary action-shooter finally comes to PC, and in style! Blast your way through mind-melting visuals and amazing beats, all in your quest through cyberspace to save a world on the verge of collapse. Playable on your desktop or in fully immersive VR.

    2017ActionIndieCasual24.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Bird — Steam game cover

    Bird

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    You are a bird, you are free in this small place, but you can't get out, all you can do is fly around.

    2021ActionIndieSimulation0.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Cyber Driver — Steam game cover

    Cyber Driver

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    Cyber Driver is a small cyberpunk-style arcade flight game. It is fast, easy, tight, and repeatable, with elements of collection and challenges. Your only goal in the game is to constantly break the scores you have created before in the unique cyber atmosphere.

    2019ActionIndieSimulation0.99 USDSingle-playerSimilar games →
  11. 11
    Flying Sword — Steam game cover

    Flying Sword

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    "Flying Sword" is a flight game that uses only mouse to play (Play for 10 minutes each time). In the game you need to control the sword to fly and collect 'aura stone' as much as possible.

    2020ActionSportsIndie0.99 USDSingle-playerSimilar games →
  12. 12
    Float Night — Steam game cover

    Float Night

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

    Float Night is a small sandbox game that is easy to collect resources, simple to build, no craft, and sustainable.

    2018IndieAdventureSimulation3.99 USDSingle-playerSimilar games →
  13. 13
    Cover Sky — Steam game cover

    Cover Sky

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    Robots launched an attack on humans! You must stop them! "Cover Sky" is a fast-paced (small map) single-player shooting game that can switch between first and third person perspective at any time. It features fast start, end in fifteen minutes, customizable AI count(20 , 30, 40), dynamic environment, and multiple weapons.

    2020ActionIndieSimulation0.99 USDSingle-playerSimilar games →
  14. 14
    The Long Sky — Steam game cover

    The Long Sky

    Single-player alternative to Space Guardian — playable solo, no multiplayer required. Shares Action and Indie with Space Guardian.

    Long Sky is a small arcade flight avoidance game that can switch the first person perspective. It's fast, easy, tight, and repeatable, with elements of collection and challenges. This game can be played with one hand.

    2019ActionIndieCasual0.99 USDSingle-playerSimilar games →
  15. 15
    Vaporwave Drift — Steam game cover

    Vaporwave Drift

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

    "Vaporwave Drift" is a single (no AI) driving drift game, It's fast, easy, tight, and repeatable, with elements of collection and challenges. In the game you can choose the track you like to drift and challenge the global leaderboard(Total Laps).

    2019SportsIndieSimulation5.99 USDSingle-playerSimilar games →
  16. 16
    Retro Drift — Steam game cover

    Retro Drift

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

    "Retro Drift" is a small arcade drift game that can be played with one hand. The game advocates fast-paced play, a 10-second start, and a ten-minute game. The number of AI can be set, which is suitable for a game anytime, anywhere.

    2020SportsIndieSimulation0.99 USDSingle-playerSimilar games →