Single-player games like Void Swarm
Below are 10 single-player Steam games similar to Void Swarm, 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 Void Swarm page.
Ranked picks
- 1

Geometry Rift: Apocalypse
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Imagine the frenetic chaos of Geometry Wars colliding with the addictive progression of Vampire Survivors. That's Geometry Rift — a relentless auto-fire action experience where geometric enemies flood the screen and your only option is to shoot, dodge, and survive.
- 2

Giant Enemy Robot Crabs
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Crush the countless crabs while blasting your way through the cancer zone!
- 3

Broken Orbits
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Broken Orbits is a fast-paced 1–4 player co-op space-combat game. Tear through hostile fleets, loot wild weapons and prototype effects, create devastating loadout combinations, and fight through a complete three-chapter campaign against the Ancients.
- 4

Nova Survivors
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
A space horde-survival roguelite where the 21 ships aren't skins: each flies its own weapon, ultimate and role, so the same cards build wildly different runs. Chain evolutions and artifacts through a 100-level campaign and endless Survival, and hold out until your build breaks the game.
- 5

NOT ENOUGH SPACE
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Shoot to move. Move to survive. A space action roguelike about momentum, chaotic battles, loot, builds, and bosses.
- 6

Prism Drift
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Take control of a lone pilot in a hostile galaxy. In this incremental roguelike, every death is a lesson and every scrap of loot is progress. Battle through relentless waves of enemies, level up your skills, and return to base to turn your scavenged parts into ship upgrades.
- 7

RESHOOTER
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
RESHOOTER offers heart-pounding shoot-em-up action that elevates classic arcade gameplay to the next level. Dive into the retroflow with electrifying visuals, immersive audio, and captivating mechanics.
- 8

Ounba
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Ounba is a 3D arcade action game where you pilot a high-speed spaceship inside a huge futuristic tube. Dodge obstacles, fight enemies, shoot, collect resources, and try to beat your best score and the scores of other players! 🚀
- 9

SHEOL INFERNO
Single-player alternative to Void Swarm — playable solo, no multiplayer required.
Sheol Inferno is a roguelike card game in which you will accompany Dante on his journey through the 9 circles of Hell and fight alongside him to defeat the guardians of the circles.
- 10

Cubex
Single-player alternative to Void Swarm — playable solo, no multiplayer required. Shares Action with Void Swarm.
Cubex is a horror escape room game in first person, collaborative (or not) for up to 4 players, where your objective will be to find the exit of a giant cube.