IMHO.

Single-player games like Psycho Starship Rampage

Below are 11 single-player Steam games similar to Psycho Starship Rampage, 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 Psycho Starship Rampage page.

Ranked picks

  1. 1
    Reality Break — Steam game cover

    Reality Break

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

    Rewrite the universe! Break reality to change your fate, and use your powers to stop sinister forces from altering existence itself. Discover the origin of your new abilities in a fast-paced ARPG Loot Collection Roguelite where you will bend, break, and change the laws of the universe!

    2025ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Rick Henderson — Steam game cover

    Rick Henderson

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

    Rick Henderson is an endless horizontal-scrolling shoot 'em up with infinite replayability, a true homage to 16-bit shooters wrapped in graphics we all loved. Twitch your fingers through five enemy factions and their bosses, upgrade your ship and try to survive through unpredictable space events.

    2021ActionIndie4.99 USDSingle-playerSimilar games →
  3. 3
    Lazy Galaxy: Rebel Story — Steam game cover

    Lazy Galaxy: Rebel Story

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

    Start a Rebellion! Lead your ships to take down the evil O'Xelg base in this squad-based shoot-em-up!

    2018ActionIndie4.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Ostallian Core — Steam game cover

    Ostallian Core

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

    A modern omnidirectional space shooter with colorful retro-style ASCII art and light RPG elements, featuring optional permadeath.

    2024ActionIndieAdventure7.99 USDSingle-playerSimilar games →
  5. 5
    Sisyphus Paradox — Steam game cover

    Sisyphus Paradox

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

    Sisyphus Paradox is a fusion of roguelike tactical elements with classic side-scrolling shoot 'em up gameplay. Explore and fight your way across the galaxy as you try to get back home to Earth in this hand drawn indie game.

    2026ActionIndie8.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Terrene - An Evidence Of Life Game — Steam game cover

    Terrene - An Evidence Of Life Game

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

    In this 2D sci-fi pixel art adventure, you can mine, craft and fight your way through an almost endless universe full of procedurally generated planets.

    2021ActionIndieAdventure4.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Space Bob vs. The Replicons — Steam game cover

    Space Bob vs. The Replicons

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

    Help clueless Bob survive his first day of work in this procedurally generated, planet hopping, gravity simulator. Haul loot and resources back in to orbit while simultaneously fighting off a full scale alien invasion in this rogue-lite survival hybrid quite unlike anything you've played before.

    2018ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Steredenn: Binary Stars — Steam game cover

    Steredenn: Binary Stars

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

    Steredenn is a frenetic and chaotic space shooter, carved in big beautiful pixels, with insane boss battles. Embark in your ship and engage the fight against dreadful space pirates in a never-ending combat for your survival.

    2015ActionIndie12.99 USDSingle-playerSimilar games →
  9. 9
    Reassembly — Steam game cover

    Reassembly

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

    A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.

    2015ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Raptor: Call of The Shadows - 2015 Edition — Steam game cover

    Raptor: Call of The Shadows - 2015 Edition

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

    The great action-crazed, guns blazing, shoot ‘em up game comes back straight out of the ‘90s. Raptor: Call of the Shadows and its futuristic world are ready to challenge your flying skills.

    2015ActionCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Raptor: Call of the Shadows (1994 Classic Edition) — Steam game cover

    Raptor: Call of the Shadows (1994 Classic Edition)

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

    Become a mercenary of the future and pilot the super-tech Raptor. Embark on interplanetary missions to knock off top competitors of MegaCorp, battle against hordes of relentless enemies and spend the bounty to expand your devastating arsenal, which can be upgraded with 14 hardcore weapons!

    2014Action4.99 USDSingle-playerSimilar games →