IMHO.

Single-player games like Zenvader

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

Ranked picks

  1. 1
    Dwarf Star — Steam game cover

    Dwarf Star

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

    Dwarf Star: 16 bit inspired game where mercenary go shoot shoot on evil alien guys who were accidentally fabricated by the government. Top down space shooter with a mission based structure. However, you can do these missions in plenty of different orders with different amounts of upgrades.

    2022ActionIndieCasual4.99 USDSingle-playerSimilar games →
  2. 2
    Arcadia — Steam game cover

    Arcadia

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

    In this highly addictive top-down arcade shoot-em-up from 1982, originally for the ZX Spectrum, defend yourself from wave upon wave of deadly alien combatants using your Ion Thrust Drive and dual Plasma Disruptors.

    2022Action2.99 USDSingle-playerSimilar games →
  3. 3
    Lober Lobe — Steam game cover

    Lober Lobe

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

    Shoot psychic orbs, collect useful thoughts, upgrade your Probe with speed, maneuverability, satellites, resistance and suppress negative thoughts in this Brain centric, procedurally generated bullet hell shoot 'em up.

    2024ActionIndie7.99 USDSingle-playerSimilar games →
  4. 4
    Space Pew Pew — Steam game cover

    Space Pew Pew

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

    Aboard your ship, destroy the hordes of aliens attacking you by choosing your weapons and upgrades as you play, and defeat the final boss! In this roguelite, each ship has a different weapon layout, giving each one its own unique playstyle. Then create your ship and develop your own strategy!

    2026ActionIndieRPGSingle-playerSimilar games →
  5. 5
    Storm Mined — Steam game cover

    Storm Mined

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

    Inspired by the cult classic Mine Storm, Storm Mined modernizes arcade space shooting with rogue-lite upgrades and rhythm-based stages.

    ActionIndieSingle-playerSimilar games →
  6. 6
    Martian Invaders — Steam game cover

    Martian Invaders

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

    WE HAVE ALIENS, YOU DON'T—Blast Martian invaders and flying saucers across 30 stages with robotic voice effects. Use your destructible shield, rescue army men for bonus points, and chase the high score.

    2022ActionIndie0.99 USDSingle-playerSimilar games →
  7. 7
    Astro Attack — Steam game cover

    Astro Attack

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

    A single-stick arcade shoot 'em up inspired by the golden years of retro gaming. Blast to the synthwave beat to combine powerups and destroy waves of invaders. Complete missions, compete on leaderboards, discover secrets, and unlock over 80 unique ships from every era of gaming.

    2024ActionIndieCasual2.99 USDSingle-playerSimilar games →
  8. 8
    AST-Hero — Steam game cover

    AST-Hero

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

    Fight for survival in this top-down shoot ‘em up in space, featuring unique hand-drawn visuals and sounds. It offers a challenging experience that is easy to learn, but difficult to master.

    2022ActionIndieCasual4.99 USDSingle-playerSimilar games →