Single-player games like Asteroid Destroyer
Below are 8 single-player Steam games similar to Asteroid Destroyer, 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 Asteroid Destroyer page.
Ranked picks
- 1

Stel
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Stel is a spaceship action-adventure game with procedurally generated elements. Fight dangerous foes, improve your ship and explore the different levels to decipher a mysterious problem, the Quantum are disappearing...
- 2

Space Mash
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action with Asteroid Destroyer.
Space Mash is a bullet-hell shooter in the retro style of the earliest arcade games. To help beginners, older players and those with a motor impairment, there are five levels of slow-down that can be activated at any time during game play.
- 3

< STRECT >
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Control your ship and destroy all the enemies and bases that have appeared through teleportation! < STRECT > is a score-attack vertical shooter for 1 or 2 players. Enjoy simple shoot-and-dodge gameplay, rich destruction effects, and tons of hidden features.
- 4

Shin Sophstar
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Shin Sophstar is an electrifying remix built for speed and scoring. With 30 ship variants, mid-run ship switching, and an aggressive, deeply layered scoring system, it delivers a faster, sharper arcade experience for all skill levels.
- 5

Viral Reload EX
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Viral Reload EX is a shoot-em-up with a dash mechanic where you shrink down to fight infections at a microscopic scale! Can you defeat the evil Kyle Kaboom before he destroys the moon?
- 6

Project Neon
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Blast through enemy defenses in this intense 16-bit shoot ‘em up (or shmup), dismantling interplanetary shields to bring humanity’s last hope back from Mars and save Earth from ecological collapse.
- 7

Xenmega
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
A retro arcade space shooter where you blast alien fleets, dodge bomb swarms, collect power-ups, and fight solo or in local co-op to liberate occupied planets from the mind-controlling energy force code-named Xenmega.
- 8

Solo Defender
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Solo Defender is a fast-paced vertical space shooter where you battle waves of enemies, unlock upgrades with Gems, and face epic bosses—including a drone-spawning Mothership. One life, multiple planets, and a secret level await. No ads—just pure arcade action.