IMHO.

Single-player games like Space Horde Attack

Below are 9 single-player Steam games similar to Space Horde Attack, 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 Space Horde Attack page.

Ranked picks

  1. 1
    Regular Spacecraft - Defending the Mothership — Steam game cover

    Regular Spacecraft - Defending the Mothership

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

    Defeat the enemies. Upgrade the spacecraft. Defend the mothership. Regular Spacecraft - Defending the Mothership is a shoot em'up game with roguelite elements.

    2023ActionIndieCasual0.99 USDSingle-playerSimilar games →
  2. 2
    Dragon Kings — Steam game cover

    Dragon Kings

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

    Dragon Kings is a top down action rogue-lite shooter. Power up weapons and drones and annihilate hoards of dragons and dinosaurs.

    2024ActionIndieAdventure4.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Army of Ruin — Steam game cover

    Army of Ruin

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

    Wreak havoc on countless foes with mighty weapons and deadly spells! Enhance your skills and face even greater dangers! Army of Ruin is an auto-shooter where you become the Bullet Hell.

    2023ActionIndieCasual7.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Stellar Interface — Steam game cover

    Stellar Interface

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

    Run through the universe in this rogue-like-ish space-shooter. Discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants, unlock spacecrafts, collect Cartridges and checkmark your kills of the various galactic overlords.

    2016ActionIndieCasual12.99 USDSingle-playerSimilar games →
  5. 5
    Nova Drift — Steam game cover

    Nova Drift

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

    Nova Drift distills the mechanical depth and strategy of an ARPG into classic arcade space combat. Control an endlessly evolving bio-mechanical ship, face legions of strange and deadly foes, and ride the wake of a dying star across the void.

    2024ActionIndie17.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Star of Providence — Steam game cover

    Star of Providence

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

    Star of Providence is a top down action shooter with procedurally generated elements. Explore a large, abandoned facility in search of incredible power, fighting dangerous foes and gaining new weapons and upgrades as you progress.

    2017ActionIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Atomicrops — Steam game cover

    Atomicrops

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

    A twin-stick, bullet-hell, roguelite where you must cultivate and defend the last farm in a post-apocalyptic wasteland. Farm mutated crops, upgrade your weapons, marry townsfolk, and kill every mutant creature that tries to invade your homestead! Yee-haw! 

    2020ActionIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Larva Mortus — Steam game cover

    Larva Mortus

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

    Larva Mortus is a fast-paced hack and slash top-down shooter. As an agent specializing in exorcism, you are tasked to hunt monsters of the supernatural in a dark, ominous, and randomly generated atmosphere full of undead, terrifying and demonic nightmares.

    2009ActionIndie4.99 USDSingle-playerSimilar games →
  9. 9
    Car Jump Challenge — Steam game cover

    Car Jump Challenge

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

    Use your car to overcome obstacles, beat the time and win

    2022Action3.99 USDSingle-playerSimilar games →