Online Co-op Games
Discover the best co-op games on Steam. Access estimated total revenue, median sales per game, saturation levels, and top-performing titles to benchmark your project.
Games with Online Co-op
Explore 12571 games featuring online co-op
0Mascot Mayhem (Asymmetrical Horror)
Asymmetrical Mascot Horror survival game where two mascots must team up to kill ALL the survivors. Featuring crossover characters from all across the mascot horror universe (and beyond!)
0Teh Scrunglybois: Working Title
Grab and throw anything that stands in your way as you explore the world & moons while helping those around you throughout your travels.
0Open Fire: Ready
This is a very simple first-person shooter game that you can fight enemies in various game modes and maps, experiencing the thrill of shooting.
0Sea Warden
Sea Warden is a co-op survival game set on a living island carried across the endless ocean by a massive sea turtle named Ao. The sea, the wind, and the creatures beneath the waves are always changing, but Ao keeps moving forward, no matter what.
0Bypass
For all videogame fans, who have been looking for a multiplayer horror game with realistic graphics, Bypass is game which combines horror and action genre and compared to it's rivals, Bypass is free to play.
0Bring the Thing!
You and your friends wake up in a cursed castle. Doors slam shut. Collect mystical blocks and parts. Build bridges, flying platforms - anything that holds! Physics-based co-op chaos up to 4 players. Laugh, scream, and escape together. Will your creation stand or will you all fall?
0Backrooms: Lost Signal
A terrifying 1-4 player co-op horror game. Explore 10+ handcrafted Backrooms maps, survive against 8+ unique entities, and use proximity voice chat to coordinate or panic. Your decisions shape the story with multiple endings. Discover optional lore that reveals the truth behind these Backrooms.
0Noggin
Noggin is a Co-Op ONLY ARPG-like experience. Not for the faint-hearted, players must learn to co-operate flawlessly with one-another. Bring Rawb, Rawb and Rawb together. Alone, Rawb is nothing. United, Rawb can defeat anything.
0Plucked Up
A fast paced multiplayer physics arena where one player grabs the egg and must dodge, sprint, and outplay three opponents while the rest fight to steal it. Ragdoll chaos, power ups, and unpredictable momentum make every match wild and unpredictable.
0Oh, Bubba Lu! Live from the Apocalypse!
The end is dangerously near and you're on the scene, armed with only your cell phone. Stun enemies with your flash, heal yourself with a selfie, or take photos of clues. Then write a story exposing the truth, or make up a more juicy story to make lots of money. What kind of journalist will you be?
0Rogue Assault
A real-time strategy military game that lets you directly command your units, with no build times and impressive 3D visuals. Set in a post‑apocalyptic Europe - form alliances with other commanders, fight for resources and territory and rise in honor as a war commander.
0Cash the Corpse
A co-op 1-4 player tower defense game where you and your crew sneak into zombie-infested zones at night, harvest valuable organs, and sell them on the black market, before the bodies rot and everything goes wrong.
0YURA
YURA — 1-4 players trying not to kill each other on the way up. Cliffs. Deserts. House-sized mechs. Gliders over chasms. Absolute physics, total freedom, and zero safety nets. Climb. Fall. Drag your friends with you. To the top — or down with the whole crew.
0BELOW
BELOW is a co-op horror game about scavenging and cleaning trashed, abandoned deep sea outposts and research sites to repay your debt to a shady corporation!
0Through The Never
Through The Never is a roguelike action RPG set in a reimagined Babylon. As a Rebel outcast, sabotage the Tower of Babel’s construction. Master divine powers, build unique runs, forge alliances, and face deadly foes in fast skill-based combat where every ascent changes the world
0TyreUP: LeftRIGHT!
TyreUP: LeftRIGHT! is a chaotic CO-OP driving game where two players control a single car together. One managing the left wheel and the other the right. To move effectively, both players must synchronize their inputs and communications.
0Potion Craft Together
Need a break? Open your own fantasy potion shop with your friends! Gather ingredients, process them, brew potions, and cure the troubles of customers visiting your shop. Add Potion Craft Together to your Wishlist and prepare to step into a magical world with your friends!
0One, Two, Death
One, Two, Death is a co-op psychological horror where you wake up in a mansion with one other person. Trust your partner to escape together — or betray them to earn your own freedom, while a sadistic creature watches every move.
0Merchanteer
Set sail in the Southern Isles where every action shapes the world. Trade cargo, build ships, fight pirates, liberate ports and explore hand-crafted islands - alone or together with friends.
0Slimestoppers
Slimestoppers is a top down horde shooter that pits the technology of man against a relentless army of sentient slimes from space. Choose from an ever-expanding arsenal of weapons, abilities, perks, and equipment to forge the perfect Slimestopper. Supports multiplayer up to 4 players!