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 12636 games featuring online co-op
0DRUG Schedule
Build your empire! Cook and make illegal drugs, expand your cartel, and outsmart rivals and law enforcement. Play solo or team up in co-op to dominate the underworld! Your empire, your rules. Rise to power! Don't get high on your own dope!
0Fullsenders
Fullsenders is a 1-4 player co-op movement shooter based in an AI-overrun world... Master fast, fluid movement and advanced shooting to destroy take back the world. Gather resources, complete objectives and extract to level up and upgrade your Fullsender... Just do it before night time comes.
0Lunar Impact
Go to the Moon to explore its harsh nature and mysterious anomalies. Build your own lunar base, craft equipment, extract valuable resources and make many discoveries. Overcome the challenges of extreme lunar conditions, an oxygen-free atmosphere and much more unknown...
0Ko-Ops
Be a dubious dungeon creature in a 4-player co-op shooter, using modern tactical gear to destroy hordes of adventurers. Death to the Majesty!
0Pixel Tanks
A fast-paced tank shooter packed with chaotic multiplayer game modes and intense action. Personalize your loadout with cosmetics, perks, classes, and items. From grapples and airstrikes to shields, blocks, and missiles, the battle evolves with every fight. Synergize and strategize to claim victory!
0Ice Cream Shop Simulator
Open a seaside ice cream parlor... and discover ice cream is the least of your worries! Customize every detail; serve ice cream, milkshakes, slushies to unpredictable customers. Play solo or co-op (up to 6 players). Talking NPCs, wild situations. Chaos has a delicious new flavor now!
0Oikizo
Oikizo is a city-building game. Start by placing your first building and a few citizens, then make your city prosper. The strength of Oikizo lies in the ability to manage a city cooperatively with your friends.
0Golden Tides
Forget everything you know about MOBAs. Gather your crew and charge into explosive battles across land and sea in Golden Tides. Whether you sail for glory or just for the chaos, every 20–25 minute voyage brings unpredictable encounters, epic ship battles, and tales worth telling at the tavern.
0Zon
Zon is a fast-paced bullet hell game for 1–6 players, playable solo or multiplayer in both co-op and PvP modes. Build, upgrade and defend your base while trying to take down the enemy. Battle other players, AI enemies, dodge bullets, and use powerful weapons to survive and win.
0Haunted Science: Welcome To I.R.H.I.A.
Fraudsters, Hacks, Swindlers, Cheats, names that get tossed around a lot when it comes to dealing with paranormal investigators, but what if we told you that not all of them are making it up on the spot? Would you believe us?
0Kinfolk
Feast, frolic and fumble your way through life as a peasant in a bizarre little town where everyone’s pretending to be normal. Kinfolk is multiplayer cozy chaos that is part job sim, part social deduction, part fever dream.
0The Starlight Amulet
Explore a mysterious island in this beautiful hand-drawn side-scrolling adventure. Befriend the characters you meet in order to learn new abilities that let you reach new areas. Story, visuals, game design and music by FreddeGredde.
0Sombie
Sombie offers action packed PvP, and PvE in an always online MMO. loot, kill, die, repeat. Explore an endless randomly generated world with your friends. Offering a unique spin on the Zombie survival genre, built from the ground up.
0BSG: Big Space Guns
BSG: Big Space Guns is a coop bullet hell roguelike where you step on giant buttons to activate cannons while you dodge bullets.
0Mafioso's Dice
A high-stakes mafia-themed dice and risk game. Four players roll dice to climb toward victory, then face off in deadly rounds of Russian roulette. Strategy, bluffing, and hidden cards determine who walks away alive.
0Waystone
Master magic, craft, and explore shifting dimensions in Waystone, a dark fantasy open-world RPG where you unravel a universe of unfolding lore, solo or with friends.
0MIRNY
A 4‑player co‑op horror about surviving the abandoned laboratories of Project Mirny. The echoes of forgotten experiments still patrol the perimeter. Adapt, stay tight—and march into the very heart of the nightmare. Orders are orders. Fear is certain, fun inevitable.
0ESCAPE Protocol: Online
In this co-op horror game, escape an unknown realm where reality is shattered and dimensions collide. Solve puzzles, avoid deadly entities, and uncover the hidden saboteur.
0Breaking Squad
Breaking Squad is a fun co-op game for up to 4 players. Break out into houses, steal the most you can, buy items to gain more and stay alive the most you can until your organization eliminates you.
0Calm Horizon
Island Master, welcome to your very own island! This land awaits your touch—reawaken its vitality and rebuild it from the ground up. Construct buildings to unlock new features: dress in elegant outfits, run food and goods shops, and usher in an era of prosperity for your island!