Single-player games like Alien Protection
Below are 16 single-player Steam games similar to Alien Protection, 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 Protection page.
Ranked picks
- 1
Duckiost
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
An exciting game in which you will find yourself in the role of a duck with a machine gun and will fight for your life.
- 2
Echo Storm
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
Echo Storm is a 2D action with roguelite elements. Survive enemies attack as long as possible. Death resets the progress, but the longer you survive, the more abilities your character gets. Onslaught of enemies is growing too, so - find best abilities combination and destroy 'em all!
- 3
King Must Survive
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
In the enchanted world of the Middle Ages, it's a king's struggle for survival! Equipped with top-down shooter mechanics and rogue-lite elements, you must battle against increasingly challenging waves of enemy swarms.
- 4
Mini Star Survivor
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
Collect stars and use them wisely to become stronger. Use each character's personality to establish a growth strategy. And survive and escape for 5 or 10 days.
- 5
Flappy Shooter
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
Try the fun combination of Flappy Bird and Rogue Shooter! Random locations, guns and Bosses, simple controls and colorful graphics. What else do you need for fun?
- 6
The Night Watch : Ranger Survival
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
The Night Watch : Ranger Survival is a tiny top-down shooting game where you must survive through the night with ranger's oldest friends - bow, arrow, and a bonfire. Shoot down monsters marching out from darkness, keep your bonfire and yourself safe, and survive to see the next sun rises.
- 7
Deep Space Survivor
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
Survive massive amount of enemies in space in this top-down action auto-shooter.
- 8
Stellar Interface
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Action and Casual with Alien Protection.
Run through the universe in this rogue-like-ish space-shooter. Discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants, unlock spacecrafts, collect Cartridges and checkmark your kills of the various galactic overlords.
- 9
Anime Cards
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
Welcome to the game "Anime cards"! A real puzzle in the style of "anime".
- 10
Puzzles with cats
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
Puzzles with cats is a classic puzzle that invites you to put together a picture from a huge amount of details!
- 11
Angels vs Demons
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
Welcome to the heavenly world, in which you have to fight with demons. They have surrounded the heavens and are trying to destroy everyone. But there are angels at your disposal, ready to expel the enemy.
- 12
Mega City Void
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
You play the role of a black hole that has penetrated our world. Your task is to absorb as many houses, trees, cars and other objects as possible.
- 13
Cargo delivery
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
In the game, you become a driver of a car that carries various goods to remote villages, located in snowy areas.
- 14
Raventure
Single-player alternative to Alien Protection — playable solo, no multiplayer required.
In Raventure, you play as a brave warrior on a perilous journey across a scorching desert.
- 15
Tutenstone
Single-player alternative to Alien Protection — playable solo, no multiplayer required. Shares Casual with Alien Protection.
In Tutenstone, you play as an adventurer who has discovered an ancient pyramid filled with valuable treasures. However, many treasures are hidden behind stone blocks that need to be destroyed.
- 16
Unibat
Single-player alternative to Alien Protection — playable solo, no multiplayer required.
Real-time strategy Unibat is a game where you build your own kingdom and manage them, train knights and fight against enemy camps of orcs.