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 12614 games featuring online co-op
0Lucky Newt
Join Lucky Newt, Amelia Axolotl, and Murphy Mudpuppy on a vibrant, story-rich co-op platforming adventure to stop the evil Salazar from stealing the legendary 5 Leaf Clover and taking over their home. Play solo or with a friend in this small world full of luck!
0Steel Ark
A first-person survival sandbox game where you explore a post-apocalyptic world, scavenge resources, craft production chains, and keep your train base running against all odds.
0西游肉鸽：杨戬的100种死法
"Roguelike Journey to the West: 100 Ways to Slay Erlang Shen" is a 3D light-strategy roguelike that blends shooting, action, and tower defense into fast-paced gameplay. Gameplay:Auto-attack while equipping any 6 weapons—survive 20 waves, defeat all final bosses to win!
0Tempered Hue
Tempered Hue is a third-person grim-cozy game about running a blacksmith shop. Craft unique tools and items, sell your wares, and explore local caverns to gather crafting materials. Navigate treacherous caverns with your trusty grappler alone or with friends in this blacksmith slice of life sim.
0Hearthlight Chronicles
Hearthlight Chronicles is a fantasy MMORPG. Forge your own path, with factions, crafting, and magic. PvE & PvP.
0港警成雙：來自城寨 Dual Fire Walled City
Dual Fire Walled City is a story-driven co-op game for two players. Featuring close friends who grew up together in the Kowloon Walled City, only to be pulled onto vastly different life paths by a twist of fate. Get ready to immerse yourself in a classic Hong Kong-style movie.
0Embrace the Chaos
Embrace The Chaos is a 4-player co-op survival horror game featuring sanity management and puzzle progression, where defeated players choose to either betray their team as a spectral hunter or assist the survivors.
0Red Sky
Red Sky is a decentralized universe where every verified user owns a unique planet. Customize your planet, broadcast your presence, build AI-powered communities and explore endless galaxies.
0Weather the Swarm
Shoot aliens, fly around and make everything explode, alone and with friends, in this frenetic 2D run and gun roguelite. Survive the procedurally generated environment, collect weapons, level up and defeat planetary bosses. Improve between runs and discover new planets as you win.
0Urbexophobia
Urbexophobia is a survival horror game for 1 to 4 players. Survive. Loot. Escape… AND BET IT ALL AT THE CASINO!
0Ecto Corporations
Build your ghost-hunting agency, hire specialists, face possessions, manage resources, defeat spirits and cultists, upgrade your base, and uncover the dark mystery haunting the city. Will you be a hero… or part of the problem?
0Land Of The Valiants
Survive in a fallen world where every choice matters. Gather, craft, and fight alone or with guilds in a harsh RPG survival set after the Age of Shadows — where trust is rare and humanity is the greatest threat.
0War Alert
As the frontline crawls through ruins and smoke, you command infantry, armor, and air support to shape the chaos. Capture points, break lines, encircle and counter-encircle. With no pay-to-win, only clear strategy and teamwork earns victory.
0Healthy Hero - Tower Defense
Healthy Hero is a Tower Defense game with roguelike elements, where the player protects a hero from attacking junk food. You need to build and upgrade defensive towers to stop the enemies. The levels become increasingly challenging with new types of junk food and waves
0Dungeon Rumble
Dungeon Brawl is a casual-yet-intense online co-op roguelike action game! Choose from dozens of anime-style heroes, freely combine hundreds of skills and relics, and team up with your friends to carve through hordes of enemies. Build your own fighting style and dive into the blood-soaked chaos!
0Sky Aces
Sky Aces is a combat flight simulator that places you at the controls of unique battle planes in a world where technology is totally different. Experience PvP and PvE battles with team objectives, rich combat mechanics and lots of customization, discovering breathtaking landscapes and technologies!
0HUSH Prototype
See or survive? 1-4 players must choose in this prototype for a co-op horror game. Make noise to illuminate your path. But careful, dangerous creatures are lurking in the dark, standing between you and long-lost treasures.
0Acatalepsy
Welcome to Acatalepsy, the most immersive multiplayer liminal space experience. Progress deeper into varying liminal spaces with your team. Complete various tasks, dive deeper, and don't expect to survive for long. You aren't alone in these spaces; nowhere is safe.
0Tiny Adventure
Tiny Adventure is a accelerated action adventure in an 2.5D open world. Build your characters as you battle through monstrous medleys with online and local multiplayer. Explore colorful and unique realms as you loot weapons and spells.
0Abandoned Passage
The Grandview has a history, and it wants you to be a part of it. The secrets here are not buried - they are waiting.