Best Online Co-Op Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated online co-op games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Online Co-Op games on Steam.
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Monster Prom
You have 3 weeks to get a date for Monster Prom! Go through absurd and funny situations, raise your stats and seduce one of your classmates. Beautiful art, bold, unapologetic dialogue and hard choices make up this Multiplayer (1-4 players) Dating Sim. Be your worst self.
EMERGENCY 4 Deluxe
Coordinate firefighters, police, medical personnel and specialists in the classic EMERGENCY 4 Deluxe! Now with the previously untranslated bonus missions in English.
For The King
For The King is a strategic RPG that blends tabletop and roguelike elements in a challenging adventure that spans the realms. Set off on a single player experience or play cooperatively both online and locally.
AirMech
AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious!
Neverwinter Nights: Enhanced Edition
Return to the Forgotten Realms in this bestselling Dungeons & Dragons roleplaying game. Combines all the content of Neverwinter Nights Diamond Edition with all-new enhanced features. Includes 100+ hours of award-winning adventures and the tools to create your own!
SUPREMACY: WORLD WAR 3
This Long Term Strategy Game lets you take control of the armed forces of your nation. Become responsible for its military expansion, technological research and economic development. Form alliances and wage total war for global dominance on the battlefields of World War 3.
SYNTHETIK: Legion Rising
SYNTHETIK is an unforgiving tactical shooter rogue-lite where freedom and experimentation is key. Fight in a world overrun by the Machine Legion and their Gods. Experience the next level in gun-play and dive into unparalleled build options and Android upgrades. Can you defeat the Heart of Armageddon?
Spellsworn
Enter a world of magic and battle, where your wits and reflexes will be pushed to their limits! Choose your spells, enter the ever-changing arena and prepare to obliterate all who stand in your way!
Warhammer: Vermintide 2
The critically acclaimed Vermintide 2 is a visually stunning and groundbreaking melee action game pushing the boundaries of the first person co-op genre. Join the fight now!
Dark Quest 2
Dark Quest 2 is a turn based RPG where you control a party of heroes on your epic quest to defeat the evil sorcerer and his minions.
FINAL FANTASY XV WINDOWS EDITION
Take the journey, now in ultimate quality. Boasting a wealth of bonus content and supporting ultra high-resolution graphical options and HDR 10, you can now enjoy the beautiful and carefully-crafted experience of FINAL FANTASY XV like never before.
Guns, Gore and Cannoli 2
Guns, Gore & Cannoli 2 revives the good, old, action platform run & gun genre, but this time with a bunch of humor and buckets of blown off body parts. In this sequel to Guns, Gore & Cannoli, Vinnie Cannoli’s story continues and this time it’s personal.
Pit People®
In this fast-paced, turn-based, co-op adventure you'll quest and explore, find awesome loot, customize your fighters, and recruit strange species! Come master your destiny in this strategic game of positioning.
Heroes of Hammerwatch
Heroes of Hammerwatch is a rogue-lite action-adventure. Explore and battle your way through procedurally generated levels on your own or with up to 3 friends.
Mount Your Friends 3D: A Hard Man is Good to Climb
Join in the great simulated sportslike experience of friend mounting! Assemble a team and climb your way to the top! Mount Your Friends 3D brings mounting to the third dimension, with the same classic innuendo that made you slightly uncomfortable back in the day.
Sword Art Online: Fatal Bullet
Experience an original story where you are the protagonist in the world of Gun Gale Online. Create your own avatar and explore devastated lands while experiencing exciting third person shooting in this action RPG.
Hacktag
Hacktag is a fast-paced two-player co-op stealth-game with unique asymmetric gameplay. Play as the stealth Agent in the field or as the virtually-infiltrated Hacker and work together to carry out espionage missions where nothing goes as expected!
We Were Here Too
As your final hour approaches, a large structure looms up in the distance, towering above the relentless storm. Discover the truth behind this dark castle in a communication-based, cooperative puzzle adventure.
Walking Zombie: Shooter
The Walking Zombie is a stationary FPS with an online co-op mode in a world full of zombies to kill. Buy and upgrade your weapons, kill all enemies in 200 levels and destroy mighty boss monsters before they eat you alive!