Top-Rated Free Online Co-Op Games on Steam
265 free Online Co-Op games with 500+ reviews and a 70%+ positive rating, newest first.
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Aniimo is a free-to-play, next-gen creature-catching open-world RPG. Explore the vast continent of Idyll, Twine with unique Aniimo, unlock new abilities. Travel to a sky-floating metropolis, meet other Pathfinders, and battle in exciting competitions. Choose your Aniimo and begin your epic journey!
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An anime-style 3rd-person action, looter and modern warfare shooter that can be played solo or in two-player co-op. A sequel based the events of Banzai Escape 2. You control an elite clone sister fighting through chaotic underground tunnels against factions like pirates and military corporations
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Codename CURE II is a co-operative first person shooter set in the aftermath of a zombie apocalypse. Create an elite military squad with up to five players and fight your way through hordes of zombies in a variety of dynamic objective missions.
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Catto Pew Pew! is a physics-based shooter game where competitive gameplay, proximity chat, and pure chaos collide. Shoot your opponents into the sky and claim your victory!
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Strikers Club is a multiplayer football game where you play as one player and compete in action-packed matches against others. Every move counts. Master dribbling, passing, and shooting while working with your team to outplay opponents.
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Garisani Detective Agency is a story-driven real-time co-op deduction game for two.In 1990s Korea, play as a brother and his ghost sister, taking cases from the living and the dead. Gather clues from two angles and solve puzzles together.An analog era of pagers and payphones.
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IOSoccer is a free non-commercial competitive third-person online multiplayer soccer game that offers unparalleled freedom in ball control and gameplay depth.
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Eterspire is a cozy old-school MMORPG where skill and dedication define your progression. Grind for gear, explore the vibrant world of Aetera, discover new content every two weeks, and join a growing, welcoming community in a free-to-play MMO with PC and mobile crossplay.
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Gorilla Simulator - Play with other gorillas, explore the map, participate in random events, collect bananas, hats and climb the mountain to collect Pineapple!
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PUBG: BLINDSPOT is a 5v5 top-down tactical shooter built on clever positioning, tight teamwork, and shared vision. Choose unique Agents, create squad synergies and execute smart strategies that turn the tide of every round.
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As the commandant of the Gray Raven squad, you must assemble the most powerful Construct soldiers ever created and lead them into battle. Uncover the dark truths behind the Punishing Virus, push back the Corrupted, and reclaim Earth in this stylish, high-octane action RPG.
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No packages? No problem! Break in. Scrap everything. Deliver... A chaotic online co-op game for up to 5 players (or 15 if you really want to)!
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Free-to-play UE 5.6 Extraction Battle Royale in 400 km² neo-futuristic world with destructible environment and vehicles, massive ET-ACUs, armored Aliens, ferocious Monsters, heavily armed MetaHumans, complete missions to attack, defend, loot, extract facing dynamic weathers.
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Relaxing city builder where you grow a vibrant metropolis, produce goods, manage transit and build iconic landmarks at your own pace.
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Dreadmyst is an online fantasy RPG running on its own engine. Customize your stats and abilities as you slaughter the aberrations plaguing a cursed land. Choose from four playable classes, level up, farm gear, run dungeons (PvE), and fight other players (PvP). Tab target combat.
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Step into an open-world action-adventure RPG set in ancient China. Uncover the secrets of your own identity as you rise from a humble village wanderer to the sword master of the imperial capital. Learn martial arts and build your reputation as a hero or a bringer of chaos in this free wuxia world.
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J-Jump Arena is a free-to-play, turn-based elimination party game, in which you'll probably blow yourself up - but still have a good time doing it! Think you’ve got the brains to survive the chaos?
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Run the world's most chaotic fast food joint! Play solo or with up to 8 friends as you take orders, make burgers, and hustle to keep customers happy. Grow your business with every shift.
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Join BAPBAP, the Roguelike Party game where no two matches are ever the same. Round up your homies, pick a character, and build a giga-unfair build that'll make them hate you - then do it all over again!
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A co-op friendslop game with a heavy focus on customization via drawing. Scavenge liminal bunkers and obtain artefacts that may or may not aid you and your friends.
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THE ACTION BATTLE ROYALE WITH ENDLESS PLAYSTYLES. Slam into all-out, multi-squad teamfights in this lethal, fast-paced brawl in the sky. Unlock gear, theorycraft builds, and bring your gamebreaking loadout into every match.
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Arcade drifting with 50+ dream cars, from JDM icons to American Muscle. Master the art of the drift in a huge career, then dominate the competition in cross-platform online battles. Your legend begins now—no high-end PC required.
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Start bake, build, and grow your dream bakery cafe with prologue now! Create delicious pastries, design your space, and serve customers. Play solo or with friends in online co-op to expand your business and experience the excitement of running a bustling cafe!
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Explore the world with GeoGuessr Steam Edition! Compete against others, climb divisions, and prove your geography skills. Travel to stunning locations, analyze clues, and make your best guess. Quickplay Duels is unlimited Free-to-play.
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Sirocco is an infinitely replayable 5v5 arena. Rally your team as you swap abilities mid-match, craft unique builds and load up auto-firing weapons as you craft strategies on the fly. No rules — just fun.
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Blackjack is an exciting game that any player is sure to enjoy. Place your bet, get more points than the dealer and win chips. Feel the risk as you dive into the casino atmosphere and hit the big time!
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Welcome to Wrap House Simulator🌯 Prologue! Run your own wrap shop, chop, grill, and serve in this cooking adventure. Customize your shop, master the grill, and survive the rush solo or co-op with up to 4 players. Keep up with orders, satisfy customers, and build your dream restaurant!
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FragPunk is a thrilling 5v5 hero shooter where Shard Cards allow you to break the rules of combat and ensure that no two rounds are ever the same. Get ready to unleash your skills!
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Co-op "Horror" game about running a delivery service with your friends! B̵̨̦͓͖̹̪̥̮͛̀̏̈́̐̔̉Ę̴̤̦̤͓̰̤́͗̚ ̵̨̺͓̱̞͔͉͙̀̂͂͋͠͠Ç̸̫͈̋͋͆̋̾̑̕͜Ä̴̛̟͑͛͋͂̌̕͜͝R̵̛͎̮̜̒̽̈́͂̓̒͘Ę̸͉̙̎̀͐͆Ḟ̶̼͖̭͇̗U̸̡̫͇̤̭̪̦̣̔Ḷ̶̛͖̙͗̋̈̇̕ ̷̡̢͕̦̜͚̌̎̃̔Ā̷̧͇͎̳͔̩̜̤̗͊̋Ţ̸̭̩͚̮͖͇̹̬̾ ̷͍̞̰͈̻̣͚̂̾ͅN̵̛̤͒̏̒͝Ḯ̵̡̘͇̖̏͘Ģ̸̛͙̥̞̽̀͒͜H̶̲̜̺̐̄͋͊̍̈́͘͜T̴̯̲̳̪͚̜̼̈͠
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Tank Arena:Total Operation is a free MMO war game where you play as a commander, drive thousands of types of tanks, armored vehicles or helicopters on a massive battlefield engaging in 12v12 team-based battles against players globally. Enjoy the fun!
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Strinova is an anime-style third-person tactical competitive shooter. Switch freely between three-dimensional and two-dimensional forms in this one-of-a-kind game that offers a unique tactical shooting system for an unparalleled experience.
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Run your tobacco shop in this free prologue version of the game. Sign contracts with leading brands, order products, and meet customer needs. Play with friends or go solo, and enjoy the growth of your shop.
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Welcome to the world's most chaotic place! Play solo or co-op with up to 4 players in the free prologue version. Run a fast-food restaurant, and work with your friends to expand your business. Take orders, make burgers, and increase your earnings by dealing with customers.
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A 40-player survival action race. Stomp rivals, boost speed, chain attacks, and take shortcuts! Master the courses and make split-second decisions to win. The more you play, the deeper the gameplay becomes. It's free to play and cross-platform compatible! Dive in now with players worldwide!
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Get ready to drink and drive (safely). Challenge friends in multiple drinking and driving game modes, like drunk cop chases, pedestrians, races, capture the flag, hot potato, and more! With options to change the style of play, there is so much drunk driving fun!
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The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action!
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Open your local game store early with the Prologue version, which includes main gameplay of the full version, but with limited progression. Stock shelves with booster packs, or crack them and collect the cards for yourself. Set your own prices, sell cards to customer.
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Welcome to join the multiplayer social deduction game - Super Sus! Engage in intense gameplay with global players, as you strategize to safeguard your spaceship from the cunning Impostors determined to sabotage the mission and eliminate everyone aboard!
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Dark Hours: Prologue is a free co-op survival horror game for 1-4 players. Your heist has been disrupted by a supernatural event, and your team of robbers is now trapped with a monster. Forget your plan, your mission: survive! Explore and cooperate to find a way out or hide and wish for daylight.
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In Enlisted, you are not only commanding a single soldier, but an entire squad! This MMO squad based shooter recreates the key battles of the bloodiest war of the 20th century, with hundreds of soldiers, tanks and aircraft taking part in each battle.
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Once Human is a Strange Worlds Survival Game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world.
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Survive, craft, and automate in this free prologue set on one of the planets you can transform in Eden Crafters, an open-world game where you play solo or with friends to turn a hostile planet into a habitable haven for humanity.
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Race against other players to explore Valhalla and conquer Midgard!
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From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community.
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Slapshot: Rebound is a physics-based multiplayer game where you play an arcade style match of hockey. No shoot button, no puck glue, no RNG. It’s up to you and your team to take control of the puck, pass, shoot, outplay your opponents. Play with your friends or team up with other Slapshot players!
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A breathtaking open-world adventure awaits! Explore magical realms, restore lost light, and form wordless bonds with players worldwide. Complete quests and solve puzzles in seasonal events that celebrate kindness, discovery, and heartfelt connection.
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Discover a welcoming world in Palia, a free-to-play fantasy life sim adventure where you can craft, explore, and create the life and home of your dreams. With nearly endless ways to make Palia your home, you’ll find relaxation and joy in every corner of this vibrant, heartwarming world.
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Immerse yourself in the reality show — "Breaking Show", where you engage in real-time battles with various intelligent machines using cybernetic enhancements and weapons. Whether for personal gain or lofty ideals. Fight! Until you reach the final victory on this Rogue-lite journey.
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THE FINALS is the world’s first Dynamism Shooter, a free-to-play, fast-paced, physics-driven, first-person shooter set on the stage of the biggest Gameshow of the future! Fight for Fans and fortune in fully-destructible, virtual Arenas that guarantee no two rounds will ever play the same!
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Bronzebeard's Tavern is a goofy and playful restaurant manager sim where 1-8 players can work as a team with multiplayer co-op. Fulfill a number of different roles, serve a diverse range of customers and cook up delicious dwarven cuisine.
