IMHO.

Single-player games like Xentron Attack

Below are 15 single-player Steam games similar to Xentron 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 Xentron Attack page.

Ranked picks

  1. 1
    Devileader — Steam game cover

    Devileader

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

    Devileader, a fearsome space demon who once have destroyed countless planets of the solar system is about to be resurrected by his minions and fanatics, who want to bring chaos to the universe. Pilot the agile space interceptor Deviship and survive the terror of this demon lord.

    2021ActionIndie0.99 USDSingle-playerSimilar games →
  2. 2
    Martian Invaders — Steam game cover

    Martian Invaders

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

    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 →
  3. 3
    Cosmic Cruiser — Steam game cover

    Cosmic Cruiser

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

    In this unique shooter from 1984. take on the role of a pilot of an out-dated Cosmic Cruiser, fighting to rescue the crew of a distant space station that had been captured by a raiding party from the sinister Rallom Empire.

    2022Action2.99 USDSingle-playerSimilar games →
  4. 4
    Spelp — Steam game cover

    Spelp

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

    The SPELP program needs YOU to annihilate thousands of aliens with a variety of weapons, members and unique capacities. Unlock characters and make up your own team to fit your playstyle.

    2023ActionIndie4.99 USDSingle-playerSimilar games →
  5. 5
    Stellar Space — Steam game cover

    Stellar Space

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

    Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

    2022ActionIndie3.99 USDSingle-playerSimilar games →
  6. 6
    Retro Classix: SRD - Super Real Darwin — Steam game cover

    Retro Classix: SRD - Super Real Darwin

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

    Super Real Darwin is a fast-paced, vertical scrolling shoot-em-up that rewards skill and persistence – a cult classic for the retro shmup fan. Take control of a fighter ship capable of mutating into different shapes as it evolves while fighting off enemy invaders.

    2021ActionSingle-playerSimilar games →
  7. 7
    Collapsion — Steam game cover

    Collapsion

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

    When a black hole generates enough strength to destroy the entire universe, it's called Collapsion. It's up to you to defend the universe for as long as possible to stop Collapsion from happening in this Arcade Shooter!

    2022ActionIndieCasual0.99 USDSingle-playerSimilar games →
  8. 8
    Cosmonator — Steam game cover

    Cosmonator

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

    Cosmonator is an 'RPG-em-up': a hybrid of classic fast-paced top-down shoot-em-up action infused with deep character building elements. Build up your own unique alien-killing machine to avenge the destruction of planet Earth!

    2019ActionIndieRPG6.99 USDSingle-playerSimilar games →
  9. 9
    Golden Hornet — Steam game cover

    Golden Hornet

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

    Golden Hornet is a retro style twin-stick shooter. Become a pilot of the multipurpose helicopter 'Golden Hornet' — rescue hostages and destroy enemy outposts.

    2017ActionIndieFree To Play0.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    Frantic Dimension — Steam game cover

    Frantic Dimension

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

    Frantic Dimension is a retro twin-stick shooter inspired by the earliest twin-sticks, 'Space Dungeon' and 'Robotron 2084'. Never stop moving and shooting... or you'll die.

    2018ActionIndieFree To Play0.99 USDSingle-playerSimilar games →
  11. 11
    Rolling Bird — Steam game cover

    Rolling Bird

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

    Rolling Bird is a retro arcade shooter, heavily inspired by Namco's 1986 classic 'Rolling Thunder'.

    2018ActionIndieFree To Play0.99 USDSingle-playerSimilar games →
  12. 12
    Steel Alcimus — Steam game cover

    Steel Alcimus

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

    Steel Alcimus is a top-down helicopter shooter. Complete various tasks with your ally aircraft; such as saving the carrier, taking down the buildings, carrying objects, etc.

    2018ActionIndieFree To Play0.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Offendron Warrior — Steam game cover

    Offendron Warrior

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

    Offendron Warrior is a retro arcade that combines shooting and defense. Your objective is saving Offendron civilians in the planets from the group of enemies, who are trying to spread a virus that turns Offendrons into mindless killing machines and eventually destroy the whole planet.

    2018ActionIndieFree To Play0.99 USDSingle-playerSimilar games →
  14. 14
    Pentasma — Steam game cover

    Pentasma

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

    Pentasma is a side-scrolling arcade shooter inspired by Williams Electronics' 1981 classic 'Defender'. Protect The terraforming Humanoids from the deadly Aliens and raid the Alien planets to keep the galaxy peaceful!

    2020ActionIndie0.99 USDSingle-playerSimilar games →
  15. 15
    Hornet Virus: Steel Alcimus II — Steam game cover

    Hornet Virus: Steel Alcimus II

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

    Hornet Virus: Steel Alcimus II is a sequel of Steel Alcimus inspired by various 1980-1990s' 3D computer games. Pilot the deadliest helicopter in this action-packed 3D game. Destroy the targets, rescue the hostages, and capture the enemy buildings to save the world!

    2020ActionIndie0.99 USDSingle-playerSimilar games →
Single-player games like Xentron Attack — 15 solo picks · imho.run