Best 6-player online co-op games

Online co-op games on Steam with room for 6 players, going by the player count on each game's store page. Games that don't say how many can play aren't included.

Showing 411–420 of 1,205 games matching 6 players, best rated first · updated 14 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 12 players
Reviews
100% of 11

Bargue is an online role-playing game with 12 people. You can be a good customer, a bad mafia, or a neutral thief. To survive each round, you must convince the opponent with voice chat. At the end of the day, the surviving team wins!

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Railroads Online

Deck Playable
−40%
$$$
Released
Price
$$$ · Expensive · On sale −40% until 22 Oct
Players
👥 Up to 16 players
Reviews
75% of 5,424

Build your dream railroad across a huge open world! You can build tracks and stations, drive detailed locomotives, and transport goods to earn money and experience. Play exciting Online Multiplayer sessions with your friends or create your very own sandbox!

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The Last Citadel

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
84% of 71

The Last Citadel is a Roguelite, Role-Based, Third-Person shooter. Embark in an expedition to uncover artifacts inside a Citadel suspended above a black hole where many challenges and deadly encounters await. Explore the ever-changing citadel alone, or with a group of up to 8 players.

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Ikki Unite

Deck PlayableCrossplay
$$
Released
Price
$$ · Standard
Players
👥 Up to 16 players
Reviews
77% of 676

SUNSOFT relapses... The legendary Bad Game Hall of Famer "Ikki" is back, and this time it's a multiplayer experience! You can't start a riot with just one or two people! Enlist up to 16 friends in this Roguelite madness... Ikki but united!

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$
Released
Price
$ · Cheap
Players
👥 Up to 16 players
Reviews
94% of 18

Snack Hunter is a multiplayer hide-and-seek game where players use their smartphones as controllers. Join the Hunters or the Snacks and outsmart your opponents with unique abilities. Whether online or locally, with up to 16 players, the party can start now!

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Free
Released
Price
Free
Players
👥 Up to 11 players
Reviews
85% of 57

Zomcats Invasion is a coop online multiplayer game! Play with up to 10 friends and fight endless hordes of Zomcats! Choose between a variety of maps, difficulties and weapons. Unlock abilities and customize your cat to fit your style!

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Battle Talent

Crossplay
$$
Released
Price
$$ · Standard
Players
👥 2–6 players
Reviews
76% of 1,203

Battle Talent is a challenging physics-based rogue-lite sword-fighting game, and now includes multiplayer mode, team up with friends to defeat enemies! You can create your own fighting style in a mega seamless procedural dungeon. With over 80 enemy variants, 100 weapons, and 60 perks.

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Aeolis Tournament

Deck PlayableCrossplay
$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
87% of 41

Use the power of the wind to compete in the various games of the Storm Championship in this charmingly chaotic 8-player action party game. Aeolis Tournament features physics-based gameplay, a tournament mode and local and online multiplayer play.

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