Single-player games like Killer Worm 2
Below are 16 single-player Steam games similar to Killer Worm 2, 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 Killer Worm 2 page.
Ranked picks
- 1

Super Astrovade
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Master the difficult art of dodging bullets while blasting thruster flame in the face of your enemies. No guns, no upgrades, no level-ups. Just your reflexes against an endless bullet hell maze of death. How long will you survive?
- 2

Awesome Mix Tape
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action and Casual with Killer Worm 2.
Struggle with obsolete tech to load up a growing mixtape of quirky micro-games. Play, discover, repeat!
- 3

Singled Out
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action and Casual with Killer Worm 2.
A quick-fire identification game. With a sniper rifle. ~ GMTK 2019 Game Jam winner, updated and improved for Steam!
- 4

While 1
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Don't touch the walls. While 1 is a minimalist mouse-only action game centered around this simple concept. Create a loop around the level while avoiding obstacles synchronized to the music.
- 5

hate.net
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
An abandoned arena shooter overtaken by bots. You are a mere passerby, a witness to a world that has long been lost to fake accounts and false advertisers. Thousands before you, and thousands after you.
- 6

Fine Sweeper
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Casual with Killer Worm 2.
Fine Sweeper is a Minesweeper variant with additional features such as a campaign mode, “classic mode”, item drops, leader-boards, and achievements.
- 7

BZZZT
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Become a tiny ZX8000 robot and begin your journey through a beautiful, pixel-art world inspired by games iconic to the platformer genre. Follow a cute story, upgrade your skills, beat challenging levels, and compete with other players for the fastest speedrun!
- 8

WAVESHAPER
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action and Casual with Killer Worm 2.
WAVESHAPER is a minimalist score attack game in which you attempt to stop the 2D vector menace, one obstacle at a time.
- 9

GravNewton
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Challenge all your skill and quick thinking ability in this precision platform game, where you are a bitrom who controller over gravity called Newton, who is trying to escape from a deformed creature that relentlessly follows him in subspace.
- 10

Zodiac Hentai - Hellish Memory
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
In this game you have to memorize the cards while surviving a real hell of bullets, with illustrations of beautiful sexy girls. Challenge your skill, your reflexes, your memory and dodge the shots to leave the girls as they came into the world.
- 11

Gimel Dimension
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Defeat the Gimel invasion on this side shooter that explores the contrast lack between the projectiles and the background to create an unusual challenge that will confuse your head
- 12

Impulsow
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Challenge your ability and your mind in this action puzzle with a unique gameplay where you use the impulse to move and overcome challenges ranging from thorns to missile launchers.
- 13

Memorise'n'run
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Challenge your ability, your reflexes and your memory to avoid from the shots while you solve a memory game, because in Memorise'n'Run you need to memorize the cards while survive of a real bullet hell.
- 14

Zodiac - Hellish Memory
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action and Casual with Killer Worm 2.
Challenge your ability, your reflexes and your memory to avoid from the bullets to defeat the zodiac spirits while memorize the cards and survive of a real bullet hell with difficulties for all playstyles.
- 15

GravKitten
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
Control gravity to overcome obstacles and traps Larger stages, collectibles, skins, leaderboards and more. Buy now and start your rage quits!
- 16

EvoluShip
Single-player alternative to Killer Worm 2 — playable solo, no multiplayer required. Shares Action with Killer Worm 2.
In this game with elements of roguelike, RPG and Bullet Hell, you control a ship with the power to absorb enemies and improve itself, but even then it won't be easy, because you'll face the hordes of enemies with a good variety of weapons that come randomly as you pass level.