IMHO.

Single-player games like Graviton Core

Below are 9 single-player Steam games similar to Graviton Core, 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 Graviton Core page.

Ranked picks

  1. 1
    Dextram — Steam game cover

    Dextram

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

    This arcade shoot 'em up has no shooting and you can only turn right. Avoid waves of enemies and get points as they crash into each other. Pick up power-ups, such as a large laser or a force field to destroy the enemies. Die, get a score and repeat to get a higher score the next run.

    2021ActionIndieCasual5.99 USDSingle-playerSimilar games →
  2. 2
    Boot & Shoot — Steam game cover

    Boot & Shoot

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

    stranded in space with nothing but a gun, hostiles start showing up out of nowhere... what now? you can't escape, but you can boot and shoot

    2023ActionIndie4.99 USDSingle-playerSimilar games →
  3. 3
    Bit Blaster XL — Steam game cover

    Bit Blaster XL

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

    Bit Blaster XL is a fast-paced, retro arcade shoot 'em up (shmup) inspired by the classic quarter-munchers of the ‘80s. Easy to pick up, hard to put down, boost, dodge, shoot, and chase high scores in this addictive, old-school action game!

    2016ActionIndieCasual0.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Strike Vector — Steam game cover

    Strike Vector

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

    "Strike Vector is gorgeous shooter with strong mechanics and lots of customisation" 7.7/10 – IGN"it more than makes up for by being a gorgeous, intensely competitive experience that matches its aesthetic appeal with pure shooter satisfaction"– 7.

    2014ActionIndieSingle-playerSimilar games →
  5. 5
    Switch 'N' Shoot — Steam game cover

    Switch 'N' Shoot

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

    Endless arcade action with just ONE button - Switch directions whenever you shoot!

    2016ActionIndieCasual3.99 USDSingle-playerSimilar games →
  6. 6
    Drunken Robot Pornography — Steam game cover

    Drunken Robot Pornography

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

    Bullet-hell, boss-battle, first-person shooter, with giant-robots, martinis and jetpacks. YES. Drink the cocktails. Fight the titans. Make your own Titans. Drink your friend's cocktails.

    2014ActionIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Orbt XL — Steam game cover

    Orbt XL

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

    Defy gravity in Orbt XL! A fast-paced, addictive, 'just-one-more-round' arcade score chaser. Stay in orbit, dodge obstacles, and rack up points, the closer you are to the black hole, the higher your score! Easy to learn, tough to master, and perfect for quick play sessions while waiting in queue.

    2017ActionIndieCasual0.99 USDSingle-playerSimilar games →
  8. 8
    Super Hexagon — Steam game cover

    Super Hexagon

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

    Super Hexagon is a minimal action game by Terry Cavanagh, with music by Chipzel.

    2012ActionIndie2.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Heroin Hero — Steam game cover

    Heroin Hero

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

    Chase the dragon in an absurd parody with no goal, no map, and no mercy. A satirical trip through addiction, trees, and your own brain. You might catch him. You might not.

    2025ActionIndieAdventure9.99 USDSingle-playerSimilar games →