Single-player games like Alien worm
Below are 16 single-player Steam games similar to Alien worm, 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 Alien worm page.
Ranked picks
- 1

梗过100关
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
梗过100关是一款玩梗与爬塔乱结合的割草游戏,你作为魅魔挑战100层关卡,在战斗中可以体验到不同的“梗文化”收获快乐。在不断的战斗中提高自己达成挑战。
- 2

Abyssmare
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Abyssmares is an action game based on Roguelite+first person shooting based on Cthulhu's mythical. [1] You play the role of a super warrior. [2] Explore the maze deep underground. [3] Continuously update your equipment and primary and secondary weapons. [4] Kill all moving creatures.
- 3

SAVE THE EARTH
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Dangerous monsters are invading the entire planet There is a crisis in the planet You have been given a important task to protect the planet
- 4

D.A.R - Deadly Alien Rogues
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
DAR is an arcade-style single-screen shoot-em-up inspired by the classics, with some modern rogue-like twists! Pick your character, plot a course through the galaxy, grab upgrades and destroy the enemy! The ultimate goal? Saving the galaxy! Or just getting a really, really high score - your call.
- 5

Pop Some Eyes
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Pop Some Eyes is a FPS game where you control Mr. Pineapple Bundy, in a space jail where he must fight aliens to survive. The game features fast-paced action, unique sci-fi/comedy storyline, and 3 different weapons. Help Mr. Pineapple navigate the dangers of the space jail and defeat alien forces.
- 6

Crazy shark
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
You have to control a crazed shark that lives in the depths of the ocean. Declare war on all living things, but be careful, the military is hunting you! Eat vacationers, break yachts, wreck ships, destroying submarines and helicopters!
- 7

Void Scrappers
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. Unlock new characters and weapons and upgrade your stats between runs.
- 8

Caverns of Mars: Recharged
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Race through caverns while blasting away enemies and terrain to reach the depths of Mars in this reimagining of the 1981 classic.
- 9

Space Adventures
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
An endless adventure in the middle of empty space. You will have to fight off endless waves of enemy ships, pumping your own and moving forward through space. Be careful, your opponents are getting stronger and stronger every time!
- 10

Funny puzzle
Single-player alternative to Alien worm — playable solo, no multiplayer required.
Funny puzzle game is an electronic form of classic puzzles, now you can collect puzzles on your computer! puzzles is not only a game of the mind, where you need logic, intelligence and ingenuity, but also a great way to calm your nerves.
- 11

Mystery Swords
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Mystery Swords is a survival game with RPG elements. Your village was attacked by evil orcs. To protect the inhabitants, you, as the best soldier, are sent to explore the forest, but the enemies were much closer than it seemed. Can you stop a whole horde of hostile orcs?
- 12

Skull Bullets
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Skull Bullets is a roguelike game with RPG elements. You are a risen from the dead shooter who is trying to get out of the endless forest with the undead. Upgrade your skills, get new weapons and deal with a whole crowd of enemies. Will you be able to get out? It all depends on you.
- 13

Endless Zombie Weekend
Single-player alternative to Alien worm — playable solo, no multiplayer required. Shares Action with Alien worm.
Endless Zombie Weekend is an endless arcade game with RPG elements. It's hard to be the only survivor after the apocalypse. How often do you think about it? As the main character of the game, you can feel it! Upgrade your weapons and try to survive as many days as possible.
- 14

Golden Mine Pickaxe
Single-player alternative to Alien worm — playable solo, no multiplayer required.
You are a brave digger who went in search of minerals! Alone, you have to find as many of them as possible and improve your outfit in order to move further and further each time.
- 15

Cat and fish
Single-player alternative to Alien worm — playable solo, no multiplayer required.
You are a brave cat who got lost in the forest in search of food. You have to collect all the food, while getting out of the forest alive. Be careful, because the forest is full of various traps and obstacles!
- 16

Red Hero Adventure
Single-player alternative to Alien worm — playable solo, no multiplayer required.
Red Hero Adventure is an adventure about a red ball in the arcade genre. Go through exciting puzzle levels, playing as the most bouncy hero! You will have to climb narrow ledges with high accuracy, jump over littered islands and dodge sharp spikes.