IMHO.

Single-player games like Slimekeep

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

Ranked picks

  1. 1
    Doomsday Hunters — Steam game cover

    Doomsday Hunters

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

    Shoot stuff in a perfect pixel world, combine items, build guns, die every time! Roguelite twin-stick shooter where magic and post-apocalyptic future technologies collide. Defeat evil lord Dracula and save everyone!

    2023ActionIndie15.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    ATOMINE — Steam game cover

    ATOMINE

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

    Atomine is a twin stick procedural shooter rogue-lite set in a virtual world with minimalist design, where the player recounts on the screen the real events of STUXNET, the first weapon ever created in the form of computer virus.

    2017ActionIndie9.99 USDSingle-playerSimilar games →
  3. 3
    Nuclear Throne — Steam game cover

    Nuclear Throne

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

    Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?

    2015ActionIndieRPG11.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Teleglitch: Die More Edition — Steam game cover

    Teleglitch: Die More Edition

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

    In a cold, dark future dominated by mega-corporations, a small lonely planet on the edge of habitable space is the site of a shadowy research facility specializing in necrotic tissue reactivation. You are a scientist who has suddenly awoken to the realization that you are the lone survivor.

    2013ActionIndie3.24 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    HyperParasite — Steam game cover

    HyperParasite

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

    A rogue-lite twin-stick shooter/brawler that never plays the same twice. Collect and control 60 different characters as the body-snatching alien Parasite with a grudge against humanity. Fight to the top of the food chain: possess the President, push the Big Red Button and one-up the human race.

    2020ActionIndieAdventure17.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Enter the Gungeon — Steam game cover

    Enter the Gungeon

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

    Enter the Gungeon is a bullet hell dungeon crawler following a band of misfits seeking to shoot, loot, dodge roll and table-flip their way to personal absolution by reaching the legendary Gungeon’s ultimate treasure: the gun that can kill the past.

    2016ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Dunjungle — Steam game cover

    Dunjungle

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

    A 2d action-packed roguelite about a monkey hero protecting the jungle from the rise of a corruptive power. Explore ever-changing dungeons, fight weird enemies and gear up with lots of weapons and relics you can combine for a new experience every run. Explore, fight, die, and repeat!

    2025ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Beyond the Long Night — Steam game cover

    Beyond the Long Night

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

    Explore a whimsical underground world whilst being chased by a mysterious corrupting force in this charming twin-stick action roguelike! Befriend loveable characters, fend off enemies with chaotic abilities, and uncover the secrets of this subterranean kingdom caught in a time loop.

    2023ActionIndieAdventure17.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Dead Cells — Steam game cover

    Dead Cells

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

    Dead Cells is a roguelite, metroidvania inspired, action-platformer. You'll explore a sprawling, ever-changing castle... assuming you’re able to fight your way past its keepers in 2D souls-lite combat. No checkpoints. Kill, die, learn, repeat.

    2018ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →