IMHO.

Single-player games like ULTRAKILL

Below are 15 single-player Steam games similar to ULTRAKILL, 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 ULTRAKILL page.

Ranked picks

  1. 1
    HMUR — Steam game cover

    HMUR

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

    HMUR is a fast-paced retro-FPS, in the original setting, that merges Soviet aesthetics with wacky madness and frantic dynamics of iconic 90s shooters. Survive a disaster at a classified Soviet facility as you blast your way through crowds of enemies. Speed is your key to survival.

    2026ActionSingle-playerSimilar games →
  2. 2
    ALTEREDBLOOD+ [AB+] — Steam game cover

    ALTEREDBLOOD+ [AB+]

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

    SPLATTER your enemies, SOAK in their blood, AWAKEN your weapons, bring directionality to your ultraviolence in ALTEREDBLOOD+, a Movement-FPS Platformer.

    ActionIndieSingle-playerSimilar games →
  3. 3
    DIESELDOME: Ultraviolent Gladiator Shooter — Steam game cover

    DIESELDOME: Ultraviolent Gladiator Shooter

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

    DIESELDOME is an ultra-violent Roguelite FPS that fuses movement shooter combat with Survivors-like mechanics. Enter a brutal tournament, shred endless hordes, gamble your gold, bet your blood, and break the game with absurd power for the entertainment of a ruthless Roman-punk crowd.

    ActionIndieRPGSingle-playerSimilar games →
  4. 4
    Self Shot — Steam game cover

    Self Shot

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

    Teenager Ren, able to dive into the subconscious, penetrates into the depths of memory where she is waiting for childhood fears and complexes, with which she has to cope to reach the bottom of consciousness

    2019ActionIndieAdventure2.99 USDSingle-playerSimilar games →
  5. 5
    KILLBOUND — Steam game cover

    KILLBOUND

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

    A brutal boomer shooter inside a collapsing cosmic prison. You are a bound executioner sent to restore containment. Engage in the skill-based, fast-paced combat and eliminate the corrupted enemies. Strike harder, and survive the Fold. Inspired by classic '90s games.

    2026ActionAdventureSingle-playerSimilar games →
  6. 6
    hate.net — Steam game cover

    hate.net

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

    An abandoned arena shooter overtaken by bots. You are a mere passerby, a witness to a world that has long been lost to fake accounts and false advertisers. Thousands before you, and thousands after you.

    2025ActionIndie4.99 USDSingle-playerSimilar games →
  7. 7
    Voidborn — Steam game cover

    Voidborn

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

    Slay demons and demigods in this fast-paced roguelite FPS. Create devastating weapon builds as you journey through massive dark fantasy environments on your quest to avenge god. Challenge the demigods, face inevitable death, and rise stronger with every rebirth.

    2025ActionIndie12.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Trepang2 — Steam game cover

    Trepang2

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

    Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter.

    2023ActionIndie10.19 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    DOOM Eternal — Steam game cover

    DOOM Eternal

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

    Hell’s armies have invaded Earth. Become the Slayer in an epic single-player campaign to conquer demons across dimensions and stop the final destruction of humanity. The only thing they fear... is you.

    2020Action39.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    DOOM — Steam game cover

    DOOM

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

    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
    Warhammer 40,000: Boltgun — Steam game cover

    Warhammer 40,000: Boltgun

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

    Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.

    2023ActionIndie21.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Prodeus — Steam game cover

    Prodeus

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

    Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.

    2022ActionIndieAdventure24.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Stalker — Steam game cover

    Stalker

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

    The background story of "Stalker" is that a teenager encounters various events on the road following a young girl. The teenager(player) can selectively interact and give repairs / help due to these events. How you will lead to different ending. The game was developed during the Global Game Jam 2020.

    2020IndieAdventureRPG0.99 USDSingle-playerSimilar games →
  14. 14
    Quake — Steam game cover

    Quake

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

    Developed by the award-winning id Software, Quake® is the ground-breaking, original dark fantasy first-person shooter that inspires today’s retro-style FPS games. With Quake (Enhanced), experience the authentic, updated, and visually enhanced version of the original.

    2007Action9.99 USDDeck VerifiedSingle-playerSimilar games →
  15. 15
    Turbo Overkill — Steam game cover

    Turbo Overkill

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

    Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir!

    2023ActionIndie19.99 USDDeck VerifiedSingle-playerSimilar games →