Online Co-op Games
5,233 Games on Steam
Play together over the internet
All 5,233 Games
98
Portal 2
97
Schedule I
97
Left 4 Dead 2
96
Bloons TD 6
96
Deep Rock Galactic
96
Lethal Company
96
Garry's Mod
96
Satisfactory
96
tModLoader
96
Webfishing
96
Baldur's Gate 3
96
Factorio
96
Split Fiction
96
Crab Champions
95
Broforce
95
Goat Simulator 3
95
Stardew Valley
95
Wobbly Life
95
Bopl Battle
95
Phasmophobia
95
WolfQuest: Anniversary Edition
95
Clone Drone in the Danger Zone
95
PowerWash Simulator
95
R.E.P.O.
95
Duck Game
94
It Takes Two
94
Don't Starve Together
94
Quake
94
Age of Empires II: Definitive Edition
94
OpenTTD
93
Warhammer 40,000: Dawn of War - Dark Crusade
93
Valheim
93
Killing Floor
93
Red Dead Redemption 2
93
Trine Enchanted Edition
93
Project Zomboid
93
Palworld
93
Content Warning
93
Door Kickers 2: Task Force North
93
Roboquest
93
Swapmeat
93
Tabletop Simulator
93
Farming Simulator 19
93
Railroader
93
Warhammer 40,000: Dawn of War - Soulstorm
93
Alien Swarm: Reactive Drop
93
PlateUp!
93
Alien Swarm
93
Total Annihilation
93
Bang-On Balls: Chronicles
92
Risk of Rain 2
92
Quake II
92
Barotrauma
92
Grim Dawn
92
Elden Ring
92
Tetris Effect: Connected
92
Raft
92
Stick Fight: The Game
92
Rise of Nations: Extended Edition
92
Mount Your Friends
...
About Online Co-op on Steam
Looking for the best online games on Steam? You're in the right place! Our database features 5,233 online co-op games specifically for Steam, all with detailed multiplayer information and ratings.
Play together over the internet. Browse our collection to find games that support your preferred style of cooperative gameplay. Use the player count filters above to narrow down games by how many friends you want to play with.