Most played co-op games

Busy lobbies and teamwork tie these co-op picks together, whether you join five-player battles in Dota 2, plan operator rounds in Tom Clancy's Rainbow Six Siege or survive and build with friends in Valheim. You can team up against the game or face other squads, coordinate roles and jump straight into the next round.

Browse and filter all co-op games

1. Dota 2

   

   Dota 2 is a team-based MOBA where two teams of five pick from over a hundred free heroes and battle across one map. For co-op friends, the draw is partying up, covering lanes together, and finding that no two matches play the same.

   80%80% of 2,811,217 Steam reviews are positive781.9KPlayers online now: 781,929Free

2. Call of Duty®

   

   The Call of Duty® experience supports Modern Warfare® 4, Black Ops 7 and Call of Duty®: Warzone™.

   55%55% of 429,189 Steam reviews are positive177.3KPlayers online now: 177,327

3. Bongo Cat

   

   Bongo Cat sits on your taskbar and taps along with every keypress and click, earning points toward hats and outfits. It runs quietly while you work, study, or play something else, and lobbies let co-op friends hang out with their cats together. Simple, cute, and easy to share.

   96%96% of 114,524 Steam reviews are positive187.4KPlayers online now: 187,386Free

4. AION 2

   

   AION 2 is the only MMORPG built around a world where the sky is the battlefield. Choose your faction, ascend as a Daeva, and fight a faction war across a world 36 times larger than the original. PC only, on Unreal Engine 5.

   55%55% of 45,335 Steam reviews are positive191.8KPlayers online now: 191,802Free

5. Rust

   

   Rust drops you naked on an island with a rock and a torch, where wildlife, hunger, cold, and other survivors all want you gone. With co-op friends it turns into shared paranoia and shared triumph: build a base, split the farming and guard duty, then decide together whether to trade or raid.

   86%86% of 1,179,824 Steam reviews are positive133KPlayers online now: 133,007$19.99

6. ROB RUN

   

   A crime sandbox where every cop and crook is a real person, and 5,000 players share the city with you. Rob banks, build a hideout, run a clan, and risk everything on every run. Rise from street thug to server boss before the wipe takes it all back.

   54%54% of 7,972 Steam reviews are positive84.2KPlayers online now: 84,202Free

7. Apex Legends™

   

   Squad play is the whole point: coordinate, combine abilities, and survive the round together.

   67%67% of 1,077,088 Steam reviews are positive235KPlayers online now: 235,036Free

8. Tom Clancy's Rainbow Six Siege

   

   Tom Clancy's Rainbow Six Siege is a 5v5 tactical team shooter where planning beats reflexes. Grab your co-op friends, pick operators, then trade turns attacking and defending bomb sites with drones, breaches, and breakable walls. Losing a round because someone forgot to reinforce a wall is part of the education.

   82%82% of 1,570,000 Steam reviews are positive48.4KPlayers online now: 48,375Free

9. Warframe

   

   Awaken as a bio-metal space ninja and battle alongside co-op friends across a sprawling interplanetary system. Form a squad, combine Warframe abilities, and tear through hordes together for bonus rewards, with 60+ frames and hundreds of weapons to collect and customize.

   87%87% of 688,500 Steam reviews are positive78.9KPlayers online now: 78,937Free

10. VRChat

    

    VRChat is a free social VR platform of hundreds of thousands of player-made worlds and millions of avatars. Bring co-op friends to run a chaotic restaurant kitchen, race go-karts in zero gravity, play cards, horror, shooters or party games, then wind down talking in a treehouse floating in a nebula.

    73%73% of 274,747 Steam reviews are positive56KPlayers online now: 55,968Free

11. ARC Raiders

    

    Crafting, quests, and close calls make it a strong shared night of scavenging and surviving.

    82%82% of 309,317 Steam reviews are positive49.7KPlayers online now: 49,663$39.99

12. Overwatch®

    

    Overwatch®, A FUTURE WORTH FIGHTING FOR! Overwatch® is an always-on and ever-evolving free-to-play, team-based action game set in an optimistic future, where every match is the ultimate 5v5 or 6v6 battlefield brawl.

    32%32% of 430,494 Steam reviews are positive47.5KPlayers online now: 47,458Free

Browse and filter all co-op games