Online Co-op Games
Discover the best co-op games on Steam. Access estimated total revenue, median sales per game, saturation levels, and top-performing titles to benchmark your project.
Games with Online Co-op
Explore 12625 games featuring online co-op
0Thang Online Global
Thang Online Global has been relaunched and will soon also arrive on Steam. With real-time combat, unique classes, and deep gear refinement, it brings back the magic of old-school RPGs. Embraced by a global community, this adventure continues to expand, reviving the classic MMORPG spirit.
0UTOPIA : Node 17
Post-apocalyptic survival in a frozen Soviet Union. You are a Memory Courier — one of the few who can preserve the past. Light campfires, build shelters, avoid the Doomed and the Watchers, and uncover the secrets behind Node 17.
0Cross The Ages: Arise
A free multiplayer action-RPG where every battle tests your reflexes and strategy. Customize your hero, explore a mysterious world with your friends, and face fearsome enemies. Wield unique weapons and prove your worth in epic battles.
0Gravemore
Gravemore is a realistic first-person co-op horror experience for two players. After your car mysteriously fails, you must descend into the abandoned sewers and find a way to trap the Werewolf — using dead rats as bait to lure it into a cage. Silence is your only weapon.
0Monster Mage Maze
Start with 400 gold to build your defenses. Earn more by defeating enemies and use it to place new towers or upgrade existing ones. After wave 15, enemies that reach the end destroy your towers, raising the stakes. Survive as long as possible.
0Cafe Crew Simulator
Craft coffee masterpieces, grow your dream café, and sabotage the competition in style! Coffee’s hot, competition’s hotter!
0Signs of Danger
Drop onto dangerously reactive alien planets where every pixel is physically simulated. Craft wild guns and abilities that melt, burn, freeze and blow up hostile creatures or destroy entire levels - solo or with up to three friends in chaotic 4-player online and couch co-op.
099 Days
Survive 99 days in a cursed forest covered in toxic mist. Keep your campfire alive, craft essential gear, and expand your safe zone before the mist takes over.
0Planetary Sim
An idle desktop game featuring a minimalist MMO approach. Nurture your civilization, defend your planet from threats, and steer its evolution. Develop new technologies to explore the vast universe and connect with.
0Digger Sandbox
Dig, build, and experiment in a physics-driven sandbox where heavy machinery meets creativity. Operate real construction vehicles, sculpt terrain with simulated dirt blocks, and team up with friends in a persistent diggable world.
0Carry the Patient Together
A fun and challenging co-op platformer where two players "CARRY A PATIENT" on a stretcher. Split up to overcome obstacles, coordinate your moves, and work together to get the patient safely to the destination. Communication and teamwork are the only way to reach the peak.
0The Switch Protocol
Trapped in a decaying forest facility, you and your friends must escape. One of you is a hidden threat. Use voice chat to survive or deceive—but the entities hear everything. They mimic, stalk, and strike. Every sound matters. Every trust is a risk.
0Everlast: Undying Tale
Everlast: Undying Tale is an online co-op action-adventure RPG. Cursed by Death to live as an Undead. You must balance the powers of this curse against its effects on your humanity. Fight, craft, and quest across a vast world in this homage to classic RPGs.
0SuperWEIRD: Automation Roguelite
An automation roguelite where single-use JunkDroids turn out to be surprisingly useful: automate production network, rebuild a broken world piece by piece, and stop the Goofy Goo before it consumes everything. Play solo or in coop.
0Twin's Tales
Two trainee heroes, one ice cream-covered island, and a demon problem gone very, very wrong. Explore, fight, craft, and survive—or fade forever into The Ann-Onymity.
0Stick Together! - Co-op Frog Parkour
Two frogs. One sticky bond. Jump, swing, and scream your way through chaotic obstacle courses tied together by your tongues! Cooperation is key in this hilarious physics-based co-op adventure.
0The Horror Quest
The Horror Quest is a project of a secret organization that creates bloody shows under the guise of games. There are no scripts and safe zones here - only real danger, primal fear and the fight for life. Will you be able to get out of the game alive?
0UNIT ZERO Operation Black Veil
Unit Zero is a first-person multiplayer shooter with realistic bodycam-style graphics made in Unreal Engine 5. Includes competitive and cooperative zombie modes. Investigate what went wrong in the secret operation that unleashed the nightmare.
0Camp Wombo
Co-op survival horror game. Four friends must gather resources and repair their vehicle while surviving deadly creatures in a constantly changing forest.
0Furry Defenders
In Furry Defenders, where the Demon Clan covets the Dragon Veins and incites war among all races, you will play as Cynton, the Dragon Bloodline Warrior. Rally your allies and set masterful traps at crucial passes to outsmart the looming threat of the Demon Army.