IMHO.

Single-player games like Deltascention

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

Ranked picks

  1. 1
    Pistol House — Steam game cover

    Pistol House

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

    Pistol House is a fast paced sci-fi roguelike FPS. Build your power through cards, enhance your gun, and command a spirit companion as you battle relentless, ever-growing mechanical hordes.

    ActionIndieSingle-playerSimilar games →
  2. 2
    StreetSync — Steam game cover

    StreetSync

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

    Dive into a rhythm-action FPS rogue-like where every shot must sync with the beat. Slide, wall-run, and harness the rhythm using your own custom music. One missed note leads to your demise. Collect powerful cards to remix the gameplay and keep the beat alive!

    2025ActionIndieAdventure0.99 USDSingle-playerSimilar games →
  3. 3
    Nova Star: Void Survival — Steam game cover

    Nova Star: Void Survival

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

    Fight endless waves of enemies in a fast-paced roguelite space survivor. Build devastating ship combinations, unlock powerful upgrades and survive the void.

    ActionIndieEarly AccessSingle-playerSimilar games →
  4. 4
    ODDCORE — Steam game cover

    ODDCORE

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

    You have only 5 minutes to stylishly explode your way through the hordes of corrupted entities in a retro FPS, roguelike liminal-nightmare... and Timmee is here to help!

    2026ActionIndieEarly Access9.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Slyders — Steam game cover

    Slyders

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

    Slyders is a survivor-like, roguelite bullet-hell FPS where you fight overwhelming hordes of enemies and unleash a ridiculous arsenal of upgrades. You’re Aryx, a fearless fox freedom fighter on his supersonic battle turtle who aims to liberate Sky World from evil.

    2025Action14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Sushi Sewers — Steam game cover

    Sushi Sewers

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

    A fast-paced cyberpunk bullet-heaven where neon chaos, dark power, and endless enemy swarms collide. Survive the waves, create the strongest builds, and become unstoppable.

    2026ActionSingle-playerSimilar games →
  7. 7
    ZSG — Steam game cover

    ZSG

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

    Would you like to do some... EXTREMELY SATISFYING ZOMBIE-ALIEN PIMPLE POPPING WITH AWESOME RETRO GUNS WHILE TRYING TO NOT FALL OFF A METEOR FLYING THRU SPACE? Good, then ZSG is you're one and only choice.

    2024ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  8. 8
    BAENANA — Steam game cover

    BAENANA

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

    BAENANA is a fast top‑down bullet‑hell arena shooter where fruit heroes blast waves of hostile veggies. Boost power‑ups, fire up to six weapons, and dodge heavy enemy bullet fire while crafting powerful roguelike builds to survive chaotic shoot’em‑up action.

    2026ActionIndieCasual4.99 USDSingle-playerSimilar games →