Online co-op Aliens games

Every online co-op Aliens game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 131–138 of 138 games matching Aliens · updated 12 Oct 2026

Filters: Aliens × Clear all
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
88% of 1,568

Old friends and bitter enemies await as you invade Earth alongside a Mothership full of alien friends! Blast, beam, and bite your way through an endless swarm of enemies as you and up to three of your fellow hominids cause mayhem with a huge arsenal of weapons, mutations, and acrobatic maneuvers.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 2–6 players
Reviews
84% of 278

Kallax is a chaotic furniture-building 2 to 6 players co-op game in which only one player can read the instruction manual at a time. Experience what should have been a one person's job and lose friendships forever.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
33% of 21

Alien investigator is a 4 player online co-op horror game. Join a team of investigators and use all your alien expert equipment to gather as much evidence as you can. Learn extraterrestrial facts based on photos, videos and real life eyewitness accounts.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
64% of 305

Mist Slayer is an action Roguelite game. You are a time traveling hero, called to aid in a mystical war, and armed with unique weapons and skills. Face down amazing enemies in parallel universes, collecting various power-ups, and exploring as you go. Play alone or team up with friends.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
87% of 24

Coonwood is a multiplayer horror game. One player takes on the role of the alien who crashed on an unknown planet. The other players (2-4) play as raccoons. But in the place where they are located, anomalies occur and the characters begin to possess different abilities.

If you loved these, you'll love this

$$$
Released
Price
$$$ · Expensive
Players
👥 1–3 players
Reviews
66% of 2,883

Tom Clancy's Rainbow Six® Extraction is a tactical, co-op, PvE first-person shooter where you and your squad face an evolving alien threat. Teamwork, tactics, and flawless execution are key to your survival.

If you loved these, you'll love this