Single-player games like Space Wars
Below are 9 single-player Steam games similar to Space Wars, 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 Wars page.
Ranked picks
- 1

ShapeNeon Chaos
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
ShapeNeon Chaos is an old school style space-shooter. You are a ship facing off waves of deadly enemies. This game was made to give you a shot of adrenaline in a couple of minutes. Lots of bullets and neon in an arcade psychedelic shooter!
- 2

Opollo
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
Little Minimalist Arcade High Score Chaser with 200+ Vehicle combinations.
- 3

Space War: Infinity
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.
- 4

Syder Arcade
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.
- 5

REMOTE LIFE
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
Remote Life is a 2D Side scrolling space shooter (shmup) for PC. Experience a fast paced action game with insane scary graphics, and hyper jump into a brutal-frenetic-techno-alien world. Free the world from this dreadful nightmare before its nauseating breath of horror destroys mankind.
- 6

Starr Mazer: DSP
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
The UNFP's been kicked in the teeth by a G'ell invasion force and their last and only hope is a planetary outpost and its fleet of experimental DSP MkI Forward Assault Fighters and anyone marshal enough to strap into one and forcefully accept some apologies.
- 7

Really Big Sky
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
A super fast, twin analogue shooter for the modern age!
- 8

Polygon Attack
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
Break through unlimited waves of enemies and fight unpredictable bosses!
- 9

Breaking Blocks
Single-player alternative to Space Wars — playable solo, no multiplayer required. Shares Action and Indie with Space Wars.
An exciting 2D action platformer in the vein of arkanoid.