DCS World Steam Edition
Feel the excitement of flying the Su-25T "Frogfoot" attack jet and the TF-51D "Mustang" in the free-to-play Digital Combat Simulator World!
84% positive of 41,469 reviewsPlaying now: 966Free
Simulation · Online co-op games to play together
885 Simulation · Online co-op games your group can play together online, including DCS World Steam Edition, Europa Universalis IV, and Euro Truck Simulator 2.
All games: 24
Europa Universalis IV
Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.
75% positive of 107,004 reviewsPlaying now: 7,285$49.99
Euro Truck Simulator 2: Long Hauls, Shared Roads
Join friends on European freight routes in Convoy, with a default session size of eight players.
97% positive of 792,716 reviewsPlaying now: 16,042$19.99
Wargame: Airland Battle Co-op Is a Two-Player Campaign
Play Wargame: Airland Battle’s turn-based Cold War campaign online with one friend, then fight its battles together in real time.
86% positive of 3,594 reviewsPlaying now: 32$19.99
War Thunder
War Thunder is the most comprehensive free-to-play, cross-platform, MMO military game dedicated to aviation, armoured vehicles, and naval craft, from the early 20th century to the most advanced modern combat units. Join now and take part in major battles on land, in the air, and at sea.
63% positive of 921,199 reviewsPlaying now: 53,102Free
Fiesta Online NA
Gather your fearless allies in the heart-pounding realms of Fiesta Online, where the fate of Isya rests on your shoulders. Prepare to wage war against the malevolent grip of Legel's corruption, forging powerful bonds with fellow adventurers as you embark on quests that will push you to your limits.
62% positive of 803 reviewsPlaying now: 12Free
Sins of a Solar Empire: Rebellion Makes the Galaxy Your Battlefield
Multiplayer is designed for up to ten players, with online and LAN co-op or PvP modes; build empires together against AI rivals and choose from six factions and several match endings.
93% positive of 10,258 reviewsPlaying now: 355$19.99
Arma: Cold War Assault Remastered
The genre-defining military sim that began as Operation Flashpoint (2001), now a modernized, 64-bit, cross-platform build for Windows and Linux, with its engine released as open source. Over 2 million copies sold. The Cold War battlefield of Everon and Nogova, remastered for today's hardware.
88% positive of 2,423 reviewsPlaying now: 48$9.99
Wargame: European Escalation
The New Fatal Error DLC includes a new 5-mission Operation and touch-screen controls.
75% positive of 2,608 reviewsPlaying now: 13$9.99
Arma 2: Operation Arrowhead
Three years after the conflict in Chernarus, portrayed in the original Arma 2, a new flashpoint explodes in the Green Sea Region. Coalition forces led by the US Army are deployed to Takistan to quickly restore peace and prevent further civilian casualties.
92% positive of 16,204 reviewsPlaying now: 221$19.99
Altitude: Co-op Missions in a Side-Scrolling Plane Shooter
Fly custom cooperative maps with friends on the community-run Alti+ Coop server, or take Altitude’s standard modes into competitive aerial matches.
91% positive of 1,947 reviewsPlaying now: 9Free
Garry's Mod Co-op: An Open-Ended Physics Sandbox
Garry's Mod has no built-in co-op campaign, but its online Sandbox gives you and your friends physics tools, props, and a huge community workshop to turn an empty map into your own project.
96% positive of 1,099,433 reviewsPlaying now: 21,781$9.99
Dinkum
Dinkum is a survival life simulation game set on an island inspired by the rugged Australian outback. Farm, hunt, mine, fish, and forage to gather resources, expand your town, and discover what makes Dinkum so special—either solo or with friends.
91% positive of 24,737 reviewsPlaying now: 0$19.99
Dome Keeper
Defend against waves of alien monsters in this unique roguelike action miner. Dig for resources, collect useful gadgets, and upgrade equipment to increase odds of survival – just hurry back before your dome is destroyed!
92% positive of 19,293 reviewsPlaying now: 0$17.99
Hand Simulator: Survival
Wild island. Thirst and hunger. Dangerous animals and insects. The perfect place to test your survival skills, especially if you only have empty hands, especially if it is a hand simulator.
86% positive of 7,496 reviewsPlaying now: 0$2.99
*NEW* SCUFFED EPIC BHOP SIMULATOR 2023 (POG CHAMP)
Jump into it with NEW EPIC SCUFFED BHOP SIMULATOR 2023 POG CHAMP, a new parkour game which has spicy memes, graphics, and physics engine! Play with up to 10 friends in multiplayer and by yourself in single player!
89% positive of 4,679 reviewsPlaying now: 0Free
over the hill
Explore the world in the golden age of offroading. Drive iconic 4x4 vehicles from the 60s to 80s by yourself or with friends through challenging trails and beautiful scenery.
91% positive of 4,474 reviews$24.99
Never Split the Party
Never Split the Party is an ultra social rogue-like! You're one of four adventurers joining together to explore a procedurally generated dungeon, amass powerful upgrades, and cooperate with your fellow adventures to conquer and crush the evil dungeon champions!
76% positive of 4,400 reviewsPlaying now: 0Free
Deducto
A fun hidden role game where you backstab your co-workers and get mad at your co-workers for backstabbing you. (6-10 players)
89% positive of 4,384 reviewsPlaying now: 0Free
Kanjozoku Game レーサー Online Street Racing & Drift
90s Osaka Kanjo Night Street Racing and Drift Online with True JDM Cars, Online PvP, Engine, Body and Suspension Tuning!
81% positive of 3,222 reviewsPlaying now: 0$4.99
Feel The Snow
Choose one of the characters and start your journey. The game has many interesting things in store: building, crafting, puzzles, bosses, mystery, laughs, quests etc.
85% positive of 2,634 reviewsPlaying now: 0$12.99
Maelstrom
Command the seas in Maelstrom! Engage in fast-paced naval battles with powerful warships and colossal sea monsters. Customize your fleet and dominate the Abyssal Ocean. Are you ruthless enough to survive?
83% positive of 2,585 reviewsPlaying now: 0Free
Medieval Kingdom Wars
Rewrite medieval history through bloody siege combat in a fusion of RTS and Grand Strategy genres. Rule, build, and serve your King as a minor lord in medieval Europe. Experience siege, field and naval combat with an unseen degree of brutality. Rogue-like progression, epic towns and battles await…
76% positive of 2,238 reviewsPlaying now: 0$14.99
The Blackout Club
The Blackout Club is a first-person co-op horror game centered around a group of teenage friends investigating a monstrous secret beneath the skin of their small town. 1-4 players explore procedurally-generated missions against a fearsome enemy you can only see with your eyes closed.
77% positive of 2,189 reviewsPlaying now: 0$14.99