IMHO.

Single-player games like Gridform

Below are 8 single-player Steam games similar to Gridform, 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 Gridform page.

Ranked picks

  1. 1
    Undercroft Warriors — Steam game cover

    Undercroft Warriors

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

    Crush the forces of hell and get a high score in this addictive, action-packed, arcade-inspired twin-stick shooter!

    2024ActionIndie2.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Rainbow Laser Disco Dungeon — Steam game cover

    Rainbow Laser Disco Dungeon

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

    It is the year 2084. Earth is ruled by evil robots. All music has been outlawed. Dancing is strictly forbidden. Still, in the underground, the beat goes on. Rainbow Laser Disco Dungeon: Half twin stick shooter, half rhythm game, half dungeon crawler. 150% groovy!

    2021ActionIndie9.99 USDSingle-playerSimilar games →
  3. 3
    Simple Shooter — Steam game cover

    Simple Shooter

    Single-player alternative to Gridform — playable solo, no multiplayer required. Shares Indie with Gridform.

    A neon bullet-hell where the swarm is alive. Outlast escalating waves with pure movement — no cover, nowhere to hide. Just geometry, reflexes, and the void between enemies.

    2026Indie2.99 USDSingle-playerSimilar games →
  4. 4
    Earth: 9000 — Steam game cover

    Earth: 9000

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

    Defend the Earth in this hyper intense, visually overwhelming, bullet hell, arcade shooter.

    2020ActionIndie4.99 USDSingle-playerSimilar games →
  5. 5
    Zap Blastum — Steam game cover

    Zap Blastum

    Single-player alternative to Gridform — playable solo, no multiplayer required. Shares Action with Gridform.

    Zap always dreamed of saving the galaxy, and now it's time! Snap into cover, lock onto targets, and outsmart an army of robots in this fast-paced top-down cover shooter. The odds are against you, but anyone can be a hero.

    2026ActionStrategySingle-playerSimilar games →
  6. 6
    Waves — Steam game cover

    Waves

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

    Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!

    2011ActionIndieFreeDeck VerifiedSingle-playerSimilar games →
  7. 7
    Sektori — Steam game cover

    Sektori

    Single-player alternative to Gridform — playable solo, no multiplayer required. Shares Action with Gridform.

    Sektori is an intense, fast paced twin-stick shooter infused with hard hitting techno music. A game where the high-adrenaline gameplay, visuals, and music come together to transport you into another state of consciousness.

    2025Action14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Chippy — Steam game cover

    Chippy

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

    Chip destructible bosses apart pixel-by-pixel in this twin-stick bullet-hell shooter.

    2019ActionIndie7.49 USDDeck VerifiedSingle-playerSimilar games →