IMHO.

Single-player games like Overrun

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

Ranked picks

  1. 1
    CRATES N' MOHAWKS — Steam game cover

    CRATES N' MOHAWKS

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

    CRATES N' MOHAWKS is a chaotic arena shooter where every crate swaps your weapon. Grab crates, adapt to constantly changing guns, dodge swarms of enemies, and survive as long as possible while pushing your score higher.

    2022ActionCasual4.99 USDSingle-playerSimilar games →
  2. 2
    ROIDERS — Steam game cover

    ROIDERS

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

    Become an asteroid miner and loot your way to supremacy! Fight waves of vicious aliens or battle against your friends.

    2024ActionIndieCasual4.99 USDSingle-playerSimilar games →
  3. 3
    Marimoth — Steam game cover

    Marimoth

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

    Marimoth is a short shoot 'em up that puts in control of a moth whose shots bounce off the walls. Calculate your aim, evade enemy attacks by learning their patterns and collect coins to power up.

    2021ActionIndie1.99 USDSingle-playerSimilar games →
  4. 4
    Retromancer — Steam game cover

    Retromancer

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

    What happens when nostalgia and necromancy mix? A Retromancer happens! Grab a few friends, choose your champions, and battle your way through 6 brutal zones filled with screeching bats, burrowing worms, deranged cultists, and giant ants.

    2019ActionIndie2.99 USDSingle-playerSimilar games →
  5. 5
    Blast'N Bounty — Steam game cover

    Blast'N Bounty

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

    Blast’N Bounty is a vertical scrolling shoot’em up featuring 8 stages players can tackle in the order of their choosing. Cruise through a crazy solar system in a mix of pixel art and low poly 3D with action that’s easy to learn but tough to master!

    2026ActionIndie4.99 USDSingle-playerSimilar games →
  6. 6
    Chippy — Steam game cover

    Chippy

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

    Chip destructible bosses apart pixel-by-pixel in this twin-stick bullet-hell shooter.

    2019ActionIndie7.49 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Warcat Parade — Steam game cover

    Warcat Parade

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

    Catboy in a bullet hell! Nyan, nyan, pew pew pew!

    2024ActionIndieCasual5.99 USDSingle-playerSimilar games →
  8. 8
    Super Station Swarm — Steam game cover

    Super Station Swarm

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

    A space station, infinite waves, and a screen full of vector geometry trying to kill you. Your turrets auto-fire. Your satellites orbit. This is bullet-hell-yeah. In-game and permanent upgrades. 17 upgrade types across 9 weapon classes. Play, upgrade, repeat.

    2026ActionIndieCasual1.99 USDSingle-playerSimilar games →