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 12566 games featuring online co-op
0Ice Age
As primitive human, in the wild Ice Age prehistoric world, Hunt and tame wild beasts such as mammoths and sabretooth, build homes, and survive.
0Peak Top
"PEAK TOP" is a third person adventure game and a virtual journey. As youths from the Ancient Path Village, manage your stamina, food, supplies and unique gadgets. climb The Milon Mountain. Only through unity and cooperation can you reach the summit together.
0OKEYABILITY: Board Game
Rediscover the thrill of Classic Okey (Tile-based Rummy) in a neon-lit, robotic atmosphere! Enjoy traditional rules or use unique abilities to shift the balance. Define your strategy, customize your robot, and claim your spot at the table of the future!
0SEVENS
SEVENS is a competitive multiplayer card experience set in a dark underground club atmosphere. Sit at the table, read your opponents, disrupt their strategy, and fight to control the flow of the game — whether you're playing with friends, strangers, or bots.
0PolyGuildAdventurers
Experience the world at any scale! Fly as a tiny Pixie or dominate as a Half-Giant in this evolving VR RPG. Master 7 classes, 10 races, and random elemental affinities. An active work-in-progress where your perspective changes everything. Forge your legend today!
0Roll Together
Master the log with a friend! One rolls the left, the other rolls the right. Coordinate your moves in this physics-based co-op parkour to overcome treacherous obstacles. Simple to learn, hard to survive. Will you roll together to the top or fall into the abyss together?
0HotFix Protocol
HotFix Protocol is a cooperative sci-fi action game where you stabilize a failing industrial facility. Identify critical failures, locate tools, contain physical threats, and repair systems in real-time. Coordinate with your team to restore control room-by-room before the infrastructure collapses.
0Don’t Pop, Duck
You don’t control the duck—you control the waves. Solo is a precision trial. Co-op is a friendship trial. Don’t Pop, Duck—don’t rage-pop.
0The Dust Between: Observer
A 4-player co-op horror strategy game where you guide others through a procedurally generated nightmare without ever seeing it yourself. Track movement, map the unknown, and coordinate to keep your clients alive — while hiding from danger yourself.
0KILLGUN
KILLGUN - is a ruthless single-player FPS for players who crave pure, aggressive combat, high difficulty, and an atmosphere of constant survival.
0HAUNTMATES
A co-op horror game about avoiding monsters and investigating procedurally generated locations to identify the entity's name.
0H.I.T
H.I.T is a high-voltage blackjack duel where every round can end in a deadly switch pull, with wild perk combos, tense mind games, and one wrong card away from total blackout.
0Orbit Runners
Orbit Runners is a fast paced multiplayer platform racer set in a vibrant cyber future. Race friends online or locally through dynamic arenas using precise movement and smart gadgets. Every jump matters every second counts and momentum decides victory.
0Cursed Cargo
Cursed Cargo is an online co-op comedy-horror where the environment is as dangerous as the monsters. Team up with up to 4 players to transport unpredictable cargo using physics-based tools. Use proximity voice chat to coordinate, but be careful—the entities are always listening.
0荒古遗迹
A Warcraft-style roguelike loot-grinding game developed with the Spark Editor, featuring Campaign Mode, Trial Mode, and Tower Climbing Mode.
Gorilla Simulator
Gorilla Simulator - Play with other gorillas, explore the map, participate in random events, collect bananas, hats and climb the mountain to collect Pineapple!
0Sigma Protocol
Command your forces against endless waves of enemies in this intense RTS. Build bases, manage resources, and defend the Omega Beacon across procedurally generated worlds. Play solo or team up with friends via Steam multiplayer.
沙城争霸
From the flames of Chibi to the clash at Guandu, you’ll experience the dual joys of strategic deployment and offensive-defensive warfare in a cartoonized Three Kingdoms battlefield.
0Summon Says
In this 1–4 player co-op ritual game, use your mic to chant, whisper, hum, and shout in perfect harmony with friends to summon spirits. Break the ritual, and you might summon something far angrier.
0Music Business: Nightclubs & Festivals Simulator
Build your nightlife empire in this first-person management simulator. Physically manage your stock, set up your equipment, and serve customers in real-time. Can you turn your small local club into the city's hottest spot without spiraling into chaos?