IMHO.

Single-player games like Doom Keeper

Below are 9 single-player Steam games similar to Doom Keeper, 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 Doom Keeper page.

Ranked picks

  1. 1
    Micron Survivor — Steam game cover

    Micron Survivor

    Single-player alternative to Doom Keeper — playable solo, no multiplayer required. Shares Action and RPG with Doom Keeper.

    Micron Survivor is a survival game with rogue-lite elements where you play as alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.

    ActionRPGCasualSingle-playerSimilar games →
  2. 2
    Art Attack — Steam game cover

    Art Attack

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

    Art Attack is an action roguelike with a unique paint based combat system, and a distaste for GenAI.

    ActionIndieRPGSingle-playerSimilar games →
  3. 3
    God, Save the Queens! — Steam game cover

    God, Save the Queens!

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

    You are God. The king’s five daughters have been taken. Fight thousands of enemies, unlock powerful skills, and crush the evil wizard Zaharad in this brutal 2.5D roguelike!

    2026ActionIndieRPGSingle-playerSimilar games →
  4. 4
    Rogue Blight — Steam game cover

    Rogue Blight

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

    Rogue Blight is a rogue-lite with focus on souls-like combat, featuring a Slay The Spire-inspired map system. Fight your way through ever-changing maps. Customize your playstyle based on what you find. Death is punishing. Only skill and persistence will carry you forward.

    2026ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Barbarous: Survivor's Quest — Steam game cover

    Barbarous: Survivor's Quest

    Single-player alternative to Doom Keeper — playable solo, no multiplayer required. Shares Action and RPG with Doom Keeper.

    Fight endless waves of monsters, defeat bosses, upgrade your hero, and survive as long as you can before the horde overwhelms you!

    ActionRPGCasualSingle-playerSimilar games →
  6. 6
    Chronoscript: The Endless End — Steam game cover

    Chronoscript: The Endless End

    Single-player alternative to Doom Keeper — playable solo, no multiplayer required. Shares Action and RPG with Doom Keeper.

    “Chronoscript: The Endless End” is an exploration-based action-adventure game where you, an editor trapped within a manuscript, must unravel a thousand-year story that writes itself beyond its end—across 2D pages and a 3D manor.

    2026ActionAdventureRPGSingle-playerSimilar games →
  7. 7
    Crescent Break — Steam game cover

    Crescent Break

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

    Blast robots, use their pieces to start chain reactions, and navigate your way through destructible levels in this platformer ROGUELIKE. Crescent Break fuses together NES-era robot hero goodness with indie classics. Augment your cyborg suit for ridiculous synergies, and try over and over to survive!

    2026ActionIndieEarly AccessSingle-playerSimilar games →
  8. 8
    BoomScroll — Steam game cover

    BoomScroll

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

    Evaporate endless hordes of creatures as you scroll your way to freedom! Grab upgrades, build your arsenal, and scroll at the speed of light to make it as far as you can!

    2026ActionIndieAdventureSingle-playerSimilar games →
  9. 9
    Voidsayer — Steam game cover

    Voidsayer

    Single-player alternative to Doom Keeper — playable solo, no multiplayer required. Shares Indie and RPG with Doom Keeper.

    The world has fallen into darkness, cursed by the Abyss. You are one of the many hapless survivors at risk of being consumed. Unlike others, you have a chance to fight back. Voidsayer is a dark monster tamer jRPG. Assemble your monster team, take on eldritch horrors, and return hope to the world.

    2025StrategyIndieRPG14.99 USDDeck PlayableSingle-playerSimilar games →