Best Online Co-Op Games on Steam
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated online co-op games.
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Zombie Builder Defense
Top down, action packed, multiplayer, zombie shooter. Build your base with friends and see how long you can survive the endless horde of zombies. Level up with friends, or alone, how you die is up to you.
Lethal League Blaze
Banging beats and mad style, Lethal League Blaze is the most intense ball game you can play online with up to 4 players.
Farm Together
Grow your own farm all by yourself, or cooperate with your friends in this unique, relaxing farming experience!
I am not a Monster: First Contact
Retro sci-fi tactical turn-based strategy with an exciting storyline. The Albatross space liner is overrun by lizard-like monsters that can infect humans and turn them into their own kind. Save the passengers and defeat the hostile creatures.
Niffelheim
Your avatar is a brave warrior who has fallen in battle. But instead of well-deserved peace in Asgard, his soul is trapped in the harsh world of Niffelheim. Survive in this hostile world, ransack the neighbor lands, explore dangerous dungeons and find your way to Valhalla
Pummel Party
Pummel Party is a 4-8 player online and local-multiplayer party game. Pummel friends or AI using a wide array of absurd items in the board mode and compete to destroy friendships in the unique collection of minigames.
BLACK CLOVER: QUARTET KNIGHTS
Take part in 4-on-4 team battles and cast an array of magic spells to defeat the opposing team! You can assume one of four roles. Use your role and spells to the best possible effect, and cooperate with your teammates to win the battle!
Touhou Big Big Battle
just a touhou rts game
Door Kickers: Action Squad
Rescue hostages, disarm bombs and save the day in this old school, side-scroller action game with retro graphics and retro sensibilities. Online and Couch Coop Included.
Ninjin: Clash of Carrots
Ninjin: Clash of Carrots is an anime-inspired beat-em-up with varied enemies and deep customization. Play as the rabbit Ninjin, or Akai, the ninja fox, and fight to retrieve the carrots stolen by Shogun Moe! Redeem carrots for weapons, upgrades and more! Supports 2-player online or local co-op.
The Goatman
The Goatman is an Online CO-OP hunting game. It all began on February 23, 2019 with a call for help from the Greenfield village. It was alleged that a mysterious creature like a half goat and half demon attacked people and animals. Upon this call, a military research team set out.
Ultimate Fishing Simulator®
Bored of waiting for a bite? Would you like to catch some fish? You're lucky - in Ultimate Fishing Simulator, fish bite like crazy! Spinning, float fishing, ground fishing, and more! Comprehensive fishing simulator that allows using various techniques, in different places around the world!
Runes of Magic
Start your heroic saga today in a world full of magic and excitement: Choose your race, build a home and discover the fantastic world of Taborea in the classic free-to-play MMO!
Strange Brigade
Embark on an exotic journey into danger in this rip-roaring 1930s third person adventure for 1-4 players! Encounter pulse-pounding action, treacherous traps and tales of derring-do!
Sword Art Online Re: Hollow Fragment
Take on the role of Kirito, the hero of the popular Sword Art Online anime series, and explore a fantasy world alongside attractive companions! Take down tough enemies in strategic battles and communicate with your companions in real time!
GROUND BRANCH
From one of the developers behind the original Rainbow Six® and Ghost Recon® games, comes a thinking-man's first-person shooter featuring in-depth character and weapon customization. Take your time. Think ahead. Get the job done.
TerraTech
TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector.
Overcooked! 2
Overcooked returns with a brand-new helping of chaotic cooking action! Journey back to the Onion Kingdom and assemble your team of chefs in classic couch co-op or online play for up to four players. Hold onto your aprons… it’s time to save the world again!
Regular Human Basketball
Ready to play some ball? Grab a team, suit up, and climb inside your human! Prep its thrusters, lower the all-terrain wheels, and spin up that flailing magnet-arm. It's time to play Regular Human Basketball!
MOTHERGUNSHIP
MOTHERGUNSHIP is a bullet-hell FPS where you craft your own guns, fight gigantic bosses, and defeat a robotic alien armada that conquered Earth. Face off against overwhelming odds in brutal, non-stop combats where thinking on your feet is the only way to survive.
Earthfall
NOW AVAILABLE! When the Earth falls to an extra-terrestrial invasion, humanity becomes an endangered species. Earthfall is a four-player cooperative shooter that challenges players to survive hordes of ruthless alien drones and their inscrutable masters.
The Crew™ 2
Take on the American motorsports scene as you explore and dominate the land, air, and sea across the entire USA. New: play The Crew 2 offline or online with the new Hybrid mode, available now!
Realm Royale Reforged
Join 20+ million players and experience a new kind of battle royale in Realm Royale Reforged! Choose your class, forge deadly weapons, and master powerful abilities to be the last champion standing. Mount up alone or with a team to explore a fantasy world while outrunning the deadly fog.
Warhammer 40,000: Inquisitor - Martyr
Enter the Chaos-infested Caligari Sector and purge the unclean with the most powerful agents of the Imperium of Man! W40k: Inquisitor – Martyr is a grim Action-RPG featuring multiple classes of the Inquisition who will carry out the Emperor’s will.
Just Shapes & Beats
"Just Shapes & Beats" is a chaotic co-op musical bullet-hell based on three simple things: avoid Shapes, move to the kick-ass Beats, and die, repeatedly.
Space Hulk: Deathwing Enhanced Edition
Space Hulk: Deathwing - Enhanced Edition is a First-Person Shooter based on Games Workshop’s cult classic board game set in Warhammer 40,000 universe. Expanding upon the original game, and featuring a host of new content, new features and a richer multiplayer mode.
Son of a Witch
Action roguelike for 1-4 players with cute graphics and deep game mechanics. Combine dozens of different weapons, magic items, potions and spells with unique effects to beat 8 enemy factions and 28 bosses. Can you find the ancient goblin artifact at the end of the dungeon?
Volleying
Tired of sports games in which the computer doesn’t respect your commands? As a physics-based game, Volleying gives the players more control over their moves, as well as delivers unique matches each round. Invite your friends over or play remotely and enjoy this predictably unpredictable experience!
Escape First
"Escape First" is a multiplayer escape room puzzle game for virtual reality or desktop PC! It includes 3 different escape rooms to choose from and can be played competitively, co-op or solo.
Conan Exiles
An online multiplayer survival game, now with sorcery, set in the lands of Conan the Barbarian. Survive in a vast open world sandbox, build your home into a kingdom, and dominate your enemies in single or multiplayer.
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.
Zero-K
With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps.