IMHO.

Single-player games like Star Devil

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

Ranked picks

  1. 1
    Neon Armada - Solar Storm — Steam game cover

    Neon Armada - Solar Storm

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

    A top-down arena roguelite you can learn in one wave and spend a hundred hours mastering. Waves close in from every edge; the shop between them decides what you become. 32 ships, 28 weapons, 115 mods to combine — then endless mode, where the caps come off.

    2026ActionSingle-playerSimilar games →
  2. 2
    30XX — Steam game cover

    30XX

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

    Jump, shoot, and slash your way through 30XX, the roguelike action platformer you can play with a friend! Explore lush, ever-changing worlds that mix precise platforming with fevered combat. Destroy fearsome Guardians. Master unique Powers. Rediscover the thousand years we've lost.

    2023ActionIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    RAGMONTON ENDLESS for save indie game — Steam game cover

    RAGMONTON ENDLESS for save indie game

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

    Physics-Based Ragdoll Roguelike up to 4 players with Endless action to survive > Get items and discover powerful transformations to increase your power to survive the invading alien horde and save indie games.

    2025Action1.99 USDSingle-playerSimilar games →
  4. 4
    Destropolis — Steam game cover

    Destropolis

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

    Destropolis is a top-down shooter game with a fully destructible environment, hundreds of enemies and nuclear explosions. Fight a countless swarm of enemies. Tear them to pieces with bullets, lasers and explosions. Destroy as many of them as you can before they overwhelm you...

    2020ActionIndieRPG5.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Caveblazers — Steam game cover

    Caveblazers

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

    Caveblazers is a challenging and brutal roguelike platformer. Journey into a mysterious cave, fighting orcs and goblins with an abundance of weapons and magical items! Make friends along the way, then watch in despair as they are crushed in to a bloody pulp under a troll's fist.

    2017ActionIndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Spelunky — Steam game cover

    Spelunky

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

    Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.

    2013Indie14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    CRYPTARK — Steam game cover

    CRYPTARK

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

    Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious.

    2017ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Dome Keeper — Steam game cover

    Dome Keeper

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

    Defend against waves of alien monsters in this unique roguelike action miner. Dig for resources, collect useful gadgets, and upgrade equipment to increase odds of survival – just hurry back before your dome is destroyed!

    2022ActionIndieAdventure17.99 USDDeck VerifiedSingle-playerSimilar games →