IMHO.

Single-player games like Rockjack

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

Ranked picks

  1. 1
    Invaders from the Third Dimension — Steam game cover

    Invaders from the Third Dimension

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

    A retro space shooter with a twist - now you can rotate your ship and aim diagonally at enemies, adding a whole new dimension to the shoot 'em up genre.

    2023ActionIndieCasual0.99 USDSingle-playerSimilar games →
  2. 2
    METEOR COMMANDER — Steam game cover

    METEOR COMMANDER

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

    Retro-inspired arcade-style shooter. Save humanity from incoming waves of flaming hot meteors, alien ships hell-bent on destroying humanity, and the strangeness of space by shooting, blasting and nuking incoming waves of meteors and enemies.

    2023ActionCasual0.99 USDSingle-playerSimilar games →
  3. 3
    Alien Breed: Impact — Steam game cover

    Alien Breed: Impact

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

    Experience the explosive science fiction arcade-shooter that resurrects a much revered franchise in an epic single player and co-op multiplayer campaign.

    2010Action4.59 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Slalomancers — Steam game cover

    Slalomancers

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

    Slalomancers is a 1-button multiplayer space shooter that's easy to learn and hard to master! Weave your way around bullets and blast enemy ships to smithereens!

    2024ActionIndieCasual4.99 USDSingle-playerSimilar games →
  5. 5
    Arcadia — Steam game cover

    Arcadia

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

    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 →
  6. 6
    Dwarf Star — Steam game cover

    Dwarf Star

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

    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 →
  7. 7
    Arcade Classics — Steam game cover

    Arcade Classics

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

    Collection of a few arcade classics, remade with a fresh and friendly looking art style and a beautiful soundtrack.

    2023ActionIndie1.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    PUFIWEHO — Steam game cover

    PUFIWEHO

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

    Protecting Us From Incredibly Worrisome Extremely Hostile Oddities...is what you will be doing with your football! Defend the Earth from the invading disciples of the Deranged Octopus, and learn the ultimate secret of the Universe.

    2020ActionIndieCasual0.99 USDSingle-playerSimilar games →