IMHO.

Single-player games like H3xatr0n

Below are 8 single-player Steam games similar to H3xatr0n, 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 H3xatr0n page.

Ranked picks

  1. 1
    Bumper & Thumper — Steam game cover

    Bumper & Thumper

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    A chaotic vehicular combat roguelite. Choose your ride, ram through hundreds of robots, collect scrap to level up and stack weapons. Combine crazy upgrades to create the perfect build, face bosses, and outrun the deadly robots. If you stop, you die.

    2026ActionIndieCasualSingle-playerSimilar games →
  2. 2
    Grazed - Incremental Arcade — Steam game cover

    Grazed - Incremental Arcade

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action with H3xatr0n.

    The closer you get, the stronger you get. Grazed is an incremental arcade game where to kill you have to get in range of dying. Push your kill combo high enough to ignite absurd powers and chase the highest score. Every run earns upgrades, so you always come back deadlier.

    2026ActionSingle-playerSimilar games →
  3. 3
    Zyrcon — Steam game cover

    Zyrcon

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    A mouse-only, endless sci-fi arcade shooter with dead-simple controls — just aim and auto-fire kicks in. Shatter asteroids into plasma cores, wield three upgradeable weapons, freeze time, and survive endless difficulty scaling.

    2026ActionIndie1.69 USDSingle-playerSimilar games →
  4. 4
    Antivirus Survivors 2003 Professional — Steam game cover

    Antivirus Survivors 2003 Professional

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    The family computer is infected again and it’s your job to fend off waves of viruses and adware foes with an arsenal of nostalgic Y2K-inspired weapons. Antivirus Survivors 2003 Professional is a survivor-like auto-shooter filled with nods to the days when computers were actually fun.

    2026ActionIndieRPGSingle-playerSimilar games →
  5. 5
    CICADAMATA" — Steam game cover

    CICADAMATA"

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    + follow the white rabbit + hop, skip, and jump to become one with joyeuse, until you are no longer you +

    2026ActionIndie8.99 USDSingle-playerSimilar games →
  6. 6
    SABRE CLASH — Steam game cover

    SABRE CLASH

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action with H3xatr0n.

    Deflect. Destroy. Escape. Turn enemy laser fire against its source in a fast-paced first-person action game about boarding hostile ships, destroying their cores, and getting out alive.

    2027ActionSingle-playerSimilar games →
  7. 7
    Escape from the Black Monolith — Steam game cover

    Escape from the Black Monolith

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    ESCAPE FROM THE BLACK MONOLITH is a short but tough fast-paced shooter that lets you GUN your way down a vertiginous SKYSCRAPER. Glide around the building, unlock weapons, and shoot down all of the monolith's evil guardians! Micro FPS made by a solo developer for a game jam, then enhanced for Steam.

    2026ActionIndieFree To PlayFreeSingle-playerSimilar games →
  8. 8
    .panic — Steam game cover

    .panic

    Single-player alternative to H3xatr0n — playable solo, no multiplayer required. Shares Action and Indie with H3xatr0n.

    .panic is a neon precision timing arcade game where one tap decides everything. Challenge friends on the exact same seed, climb global rankings, take dangerous Risk contracts and fight your way through 512 signals without a single miss.

    2026ActionIndie1.99 USDSingle-playerSimilar games →