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 12584 games featuring online co-op
StarMade
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Oriental Empires
Turn based 4X strategy game, recreating the civilizations of ancient China. Develop your land, build great cities, raise huge armies and fight epic battles, with hundreds of soldiers fighting right on the game map. Advance your technologies, culture and religion to create one of mankind’s biggest empires.
Warborne Above Ashes
Warborne is a top-down PvP loot-and-extract MMO. Every choice in the Abyss is a high-stakes gamble. Pick your gear wisely, employ cunning tactics, and plunder every treasure you can from a battlefield teeming with deception. And pray you make it out alive. Trade your spoils to grow your might.
Frozen Flame
A challenging exploration and survival adventure, set in the dying world of Dragons. Only those who harness the power of Frozen Flame have the means to survive the harsh conditions of the realm and able to muster the strength to cleanse it for good.
Legendary Tales
Legendary tales is a VR Action roleplaying game with up to 4 player co-op. Collect items, enhance your abilities and fight your way through an ever changing dungeon to make your own Legendary Tales.
Warhammer 40,000: Shootas, Blood & Teef
From the developers of the Guns, Gore and Cannoli franchise comes a new 2D run & gun platformer: Warhammer 40,000: Shootas, Blood & TEEF! Spearhead an Ork invasion, destroy the hive city and kill your warboss! ‘Ere we go!
DUCKSIDE
Imagine DayZ or Rust but you're a duck. A persistent world survival game with PVP, PVE, crafting, base building and hat wearing ducks, wielding weapons.
Necromunda: Underhive Wars
Deep below the hive cities of Necromunda, lead, customize and grow your gang in the twisted tunnels of the dystopian Underhive. Face rival gangs in tactical gunfights for power, wealth, survival, and honor.
RPG MO
RPG MO is a nostalgic MMORPG that reminds of Ultima and Runescape Classic.
Prison Life
An online game that you'll play with 3-11 players as a Prisoner or a Guard and will try to escape or prevent escapes. Loot, Craft, and make your way to the exit, or investigate and arrest wanted players as a guard!
Heat
Survive the wilderness, build a home, raise a family, and expand your territory. Gain power as President, deliver justice as Sheriff, fight for your tribe as Chief, or show some southern hospitality as Governor. Begin your new life in 19th century America.
Ratatan
Ratatan is a rhythm roguelike action game that combines rhythm games and side-scrolling action, with online co-op gameplay supporting up to 4 players. An intense battle unfolds with over 100 characters fighting in a massive melee. Let's defeat the enemies together!
0Dark Deception: Monsters & Mortals
Dark Deception: Monsters & Mortals is a multiplayer horror party game with multiple modes where players take on the role of monsters or mortals from Dark Deception's universe (and other universes) and fight for soul shards in nightmarish mazes!
Occupy Mars: The Game
Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.
Town of Sins
Town of Sins is a cheeky card game with a unique battle system. Corrupt the city you stumble upon and recruit innocent babes to turn them into powerful women. Upgrade your cards, engage in steamy battles, enjoy epic adventures, and collect the sexiest girls.
Level Zero: Extraction
Tactical extraction shooter meets immersive survival horror. Play as rival mercenaries fighting for loot, or as alien monsters hunting humans from the shadows. Solo or with friends, experience this unique dark take on asymmetrical PvPvE multiplayer.
Pixel Starships
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
Out of Space
Strategy co-op online multiplayer game about living on a spaceship with your roommates. You'll need to generate resources, take care of a deadly alien infestation, upgrade your appliances and build your sustainable space home. Living together is never easy, especially when you are in outer space!
Full Metal Furies
From the creators of Rogue Legacy comes a "true-cooperative" action RPG. FULL METAL FURIES puts an emphasis on team play with a unique combat system where everyone is important. Play on the couch, alone or with friends, or make it an online party for up to four players!
Slap City
Slap City is a Seriously Fun platform fighter with a perfect mix of characters from the Ludosity universe. Play Locally or Online. Slap it hard in Ranked or fast and loose in Slap Ball game mode. We are the original inventors of Clutch Technology.