IMHO.

Single-player games like Space Hack

Below are 11 single-player Steam games similar to Space Hack, 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 Space Hack page.

Ranked picks

  1. 1
    Avencast: Rise of the Mage — Steam game cover

    Avencast: Rise of the Mage

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

    Play Avencast, the epic roguelike action-RPG with tons of combat moves, spells, and equipment. Fight against evil forces to save your academy and vanquish the darkness. As you progress, learn powerful spells and combos to increase your chances of victory.

    2010ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  2. 2
    Mine & Slash — Steam game cover

    Mine & Slash

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

    Embark on an epic quest in this roguelite RPG where you explore dungeons, mine for gold, and battle fierce foes. Upgrade your gear, face daunting bosses, and uncover hidden treasures. Customize your hero with powerful loot and master new skills for endless adventure and surprises!

    2025ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  3. 3
    FATE — Steam game cover

    FATE

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

    Play (or Re-play) This Classic Dungeon Crawler!During the golden days of action RPGs, FATE was a powerhouse, winning runner-up for PC Magazine’s Role-Playing Game of the year. Popular enough to spawn 3 sequels, this was one of the premier dungeon crawlers of its time.

    2013ActionAdventureRPG7.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Striving for Light — Steam game cover

    Striving for Light

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

    Blending deep Action RPG buildcrafting with roguelite action, Striving for Light lets you shape and customize an infinite skilltree. Hunt for powerful loot, craft and upgrade weapons to legendary power, slay hordes of enemies and challenging bosses in ever-changing dark worlds.

    2025ActionIndieAdventure12.59 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Hades II — Steam game cover

    Hades II

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

    Battle beyond the Underworld using dark sorcery to take on the Titan of Time in this bewitching sequel to the award-winning rogue-like dungeon crawler.

    2025ActionIndieRPG29.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Stillborn Slayer — Steam game cover

    Stillborn Slayer

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

    Stillborn Slayer is a dark fantasy action roguelike featuring fast-paced hack-and-slash combat, procedural runs, and brutal difficulty in a grim, horror-inspired world.

    2023ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  7. 7
    Dust & Neon — Steam game cover

    Dust & Neon

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

    Rain down hell on the robot army in DUST & NEON, an award-winning best-in-class post-apocalyptic shooter where twitchy-finger gunslingers are rewarded with fame and glory.

    2023ActionAdventureRPG14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Tower of Babel: Survivors of Chaos — Steam game cover

    Tower of Babel: Survivors of Chaos

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

    Battle hordes of monsters, acquire new skills, and upgrade your abilities. Customize your build with hundreds of item combinations and reach the top to fulfill your deepest desires. Conquer the tower in this thrilling roguelite hack and slash survivors game!

    2026ActionStrategyIndie10.39 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Dungeon Siege — Steam game cover

    Dungeon Siege

    Single-player alternative to Space Hack — playable solo, no multiplayer required. Shares RPG with Space Hack.

    Dungeon Siege® combines the immersive elements of a role-playing game with over-the-top intensity and non-stop action. Dungeon Siege plunges you into a continuous 3D fantasy world where you face off against an army of evil that has been unleashed.

    2011RPG6.99 USDSingle-playerSimilar games →
  10. 10
    DOOM — Steam game cover

    DOOM

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

    Now includes all three premium DLC packs (Unto the Evil, Hell Followed, and Bloodfall), maps, modes, and weapons, as well as all feature updates including Arcade Mode, Photo Mode, and the latest Update 6.66, which brings further multiplayer improvements as well as revamps multiplayer progression.

    2016Action19.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Diablo® IV — Steam game cover

    Diablo® IV

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

    Join the fight for Sanctuary in Diablo® IV, the ultimate action RPG adventure. Experience the critically acclaimed campaign and new seasonal content.

    2023ActionAdventureMassively Multiplayer49.99 USDDeck VerifiedSingle-playerSimilar games →