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

Zero Distance
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
Fight overwhelming zombie hordes in a 3D bullet heaven where packing your case shapes your firepower. Arrange weapons, gear and supplies to unleash fire, lightning and explosive combinations. Survive 20 minutes, defeat the boss and earn your extraction.
- 2

Gunstoppable
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
A momentum-fueled Roguelite FPS where speed is damage. Dual-wield overpowered weapon combos and bend time to obliterate robot hordes and overthrow billionaire bosses!
- 3

Amazing Slot Survivor (A.S.S.)
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
Spin the slot machine and see how powerful you'll become! Luck shapes your arsenal, but only skill keeps you alive in this high-stakes bullet heaven roguelite. Master unique weapons and destroy the Spawners summoning endless hordes, and push your luck to the limit.
- 4

EDEN95
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
EDEN95 is the survivorlike where your gun is your engine. Survive escalating waves using the recoil of your gun, gear up in the shop, and grow stronger with every run.
- 5

Flaghead
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and RPG with KILLSWARM.
Flaghead is an arena shooter roguelite where you play as a country, surviving through history from the dark ages into the cybernetic futures and beyond.
- 6

NeuroSquad - Slay the Horde
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
Invent your own weapons in this sci-fi Roguelike shooter! Combine any weapon with any upgrade to customize your arsenal. Form a squad of holographic soldiers, redesign their guns too, and slay hordes of cybernetic enemies!
- 7

Blue Guy Must Die
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action and Indie with KILLSWARM.
Survivors-like Early Access: kite toxic bugs in the Forest while your loadout auto-fires, level up, and clear waves. Desert and Factory zones are planned for the full release.
- 8

Gladiator Survivors
Single-player alternative to KILLSWARM — playable solo, no multiplayer required. Shares Action with KILLSWARM.
Gladiator Survivors is an explosive mix of fast-paced FPS, bullet heaven, and roguelike gameplay. Play as a gladiator wielding up to 6 futuristic weapons simultaneously, and survive wave after wave of enemies swarming the arenas.