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
0Home Sweet Home : Online
Experience the balanced PvP Battles in a 4vs1 style. Win through collecting souls in a 4vs4 style battle where the person that holds the Warden Soul will turn into a Warden to hunt down the visitor on the other team. There can only be one winner in the war between sides.
Pyroworks
Pyroworks is a free-to-play online multiplayer game containing fireworks from real-life companies from all over the globe. You can choose to make your own show, cause destruction and chaos or simulate new years. Don't miss out on playing with your friends - the most fun part.
Military Conflict: Vietnam
It’s 1968 in Vietnam, the time to “Make War Not Love”. Side with the Viet Cong or U.S. Army in this intense, fast-paced FPS set in the Vietnam War — now with co-op zombie mode. Choose from 300+ weapons of destruction. Kill or be killed!
0Re:Legend
Adventure with friends in a beautiful world of wonder and fantastic creatures. Build, craft, farm and fish, as you raise and breed amazing pet companions!
Monster Prom 4: Monster Con
Can you find love at the nerdiest convention ever? "Monster Con" goes back to the multiplayer dating sim formula: go through absurd and funny situations as you find love among six sexy monsters! Who will you romance? The mimic who cosplays? The idol clown? Or the eldritch cutie? (There's also Liam)
Maurice: In The Predator's Nest
Plunge into "Maurice: Predator's Nest". A survival game where you're either a cunning survivor or a fearsome predator in a dark, treacherous world. Outwit or hunt in this thrilling battle for survival.
Wolfpack
A crew of players experience the tense atmosphere of a WW2 U-boat, manning the stations in this realistic co-op simulation game. Several crews may play together in a wolfpack, completing missions based on iconic events during the different stages of German U-boat warfare. Solo play included.
战姬军团
"War Maidens Legion" is a game featuring beautiful girls. Each war maiden has multiple exquisite outfits, including swimsuits, sexy skins, formal dresses, limited-edition holiday outfits, and functional bodysuits, giving each character a completely different charm and temperament.
Roadside Research
Roadside Research is a 1 to 4 player co-op gas station simulator. Except you’re aliens. And undercover. Do very human things like restocking shelves while preparing for the invasion. Just don’t get caught.
0Gridiron
Gridiron is a fast-paced fusion of sci-fi and arcade-style football featuring easy to understand controls and a competitive multiplayer driven online experience. Gridiron supports up to 7v7 action in both casual and competitive online matches, offline practice mode and much more!
Sword Art Online: Lost Song
Enter the VRMMO world of the much-loved anime SWORD ART ONLINE! In Alfheim Online, a world of fairies and magic, you become the hero of the series, Kirito, and together with your wondrous friends try to conquer the floating land of Svart Alfheim.
Sinister Night 2
Nine Streamers enter an ancient Chinese mansion, hoping to attract a huge following and become famous through livestreaming. However, two of them are tragically possessed by evil spirits. These possessed will slaughter their companions, and complete a malevolent ritual of a ghostly wedding.
Neon Abyss 2
Dive into the cybermyth roguelike chaos of Neon Abyss 2! Now featuring up to 4-player online co-op, more combat styles, and unlimited item synergies, every run delivers a dramatic, action-packed experience you won't forget.
System Shock 2: 25th Anniversary Remaster
System Shock® 2: 25th Anniversary Remaster is a genre defining experience that established innovative game-play mechanics that are a staple of the FPS and RPG genre today. Survive the wretched corridors of the Von Braun. Your training has prepared you for this.
EMERGENCY 4 Deluxe
Coordinate firefighters, police, medical personnel and specialists in the classic EMERGENCY 4 Deluxe! Now with the previously untranslated bonus missions in English.
Towers of Aghasba
Explore a stunning open-world filled with majestic creatures and quirky characters. Nurture the barren land into vibrant ecosystems and flex your creativity as you build a thriving civilization in balance with nature.
Demeo
Adventurers, it’s time to unite! Gather your friends and battle the dark forces that have overtaken the world of Resolution Games' award-winning RPG dungeon crawler, Demeo. The next generation of tabletop adventure has arrived!
Alchemy Factory
Craft your workshop as an alchemist! Harness arcane devices to automate crafting. Sell alchemical goods, fulfill commissions, and rise to become a renowned alchemy magnate. Multiplayer Supported! Invite master designers to (ahem) contribute their expertise—let them optimize your production lines!
United heist
Your crew consists of two elite thieves. A client hires you to steal a mysterious item. One handles intel; the other infiltrates. Choose your roles and master the heist in this asymmetric co-op puzzle game.
Driftland: The Magic Revival
After a devastating war between ancient mages, a powerful spell is all that holds together the shattered planet of Driftland. Take on the role of a powerful mage capable of moving and connecting floating lands, develop a mighty empire, and restore Driftland to its former glory!