Hidden Online Co-Op Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated online co-op games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Online Co-Op games on Steam.
Filters & Lists
Escape Memoirs: Mansion Heist
"Escape Memoirs: Mansion Heist" is a co-operative atmospheric reverse escape-room puzzle game. You are a master thief who has been hired to rob a mysterious mansion, filled with various puzzles. Do you think you have what it takes to conquer the challenges that await you in the mansion.
Spacelines from the Far Out
Run your own 60s-inspired space-age alien airlines in this randomly-generated chaotic 1-to-4-player local and online co-op game!
Touhou Crisis
Classic arcade nostalgia and modern-indie design collide in this shooting-gallery boss battler! Play as a one-man army in offline solo OR bring a friend in online co-op/versus mode! Supports Mouse AND Lightgun play!
BBQ Simulator: The Squad
Dive into a hilarious sandbox BBQ experience with friends! Grill, serve, and manage mayhem as meats soar and sizzle. Craft your grill, cook steaks, and feed everyone before hunger strikes!
Soundfall
Soundfall is a dungeon crawler that combines looter-shooter action with rhythm-based gameplay. Venture out solo or with up to 4 friends locally or online. Collect loot and time your actions to the beat to become all powerful. Play the Campaign Mode, Free Play 100's of songs or import your own music!
Argentum Online
Argentum Online, a 2D MMORPG, offers epic quests, dungeon delves, and battles in a fantasy world. Emphasizing community, it features alliances, PvP, and a player-driven economy, all within a vibrant open-world setting.
Tree Simulator 2023
It's exactly what it sounds like! Have you ever wanted to be a tree? Do you like odd numbers? How about multiplayer, weather, seasons and more!? Well then this is the game for you! Come on down to a place where you will never want to leaf. Relax and be the best tree you can be. 1-250 players.
Tumbleweed Destiny
The somewhat hateful and slightly charming tumbleweed is the star of the game. This game is a tumbleweed life simulator that depicts the fate of tumbleweeds in my own imagination.
*NEW* SCUFFED BHOP SIMULATION 2026 GOTY EDITION
The long-awaited sequel to the hit game *NEW* SCUFFED EPIC BHOP SIMULATOR 2023 (POG CHAMP) is here! All new SinglePlayer maps with popular maps returning from the first game! Play online multiplayer cross platform with all new modes and experiences!
Citywars Tower Defense
Citywars TD is a cute multiplayer third person Survival Tower Defense. Build towers, gather resources, craft tools, upgrade weapons, level up buildings, expand your city with your friends and work under pressure before the next incoming wave of monsters.
AfterHours
Experience psychological horror in a large abandoned hospital. Hide, explore and survive from a mysterious creature living in the ruins of this hospital.
Last Group Out
Team up, gear up, and make it out alive in this 2D co-op extraction shooter.
Warriors: Rise to Glory
In this rogue-lite turn-based RPG, you create a bloodline of gladiators, fight online with or against your friends in the arena, decide the fate of your fallen rivals, and bring honor, wealth, and the spoils of war to improve your legacy.
Hellcoming
Hellcoming is a co-op horror survival game for 1-4 players, who need to clean large areas from hellish abomination with the help of special tools.
Jigsaw Puzzle Dreams
Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!
Banzai Escape 2: Subterranean
Banzai Escape 2 Subterranean is a Singleplayer or Co-op Cute Anime Third-person Action Modern Warfare Shooter and a sequel based the events of Banzai Escape 2. You as a player, controlling a cute clone sister fighting to clearing up path inside the underground network dungeon.
Steel Crew
Join a Tank as a Driver, Gunner or Commander and team up with and against other Tanks in Tank Vs Tank combat where tactics and communication is key
Witchtastic
Witchtastic is a challenging 2-4 player coop game about brewing and delivering magic potions as fast as possible. Take on the role of aspiring witches and experience charming adventures. Need a break from all the yelling of your friends? You can practice in a single player campaign as well!
Logic World
Build. Program. Simulate. Logic World teaches you how circuits do math.
Old Coin Pusher Friends
This is an online cooperative coin pusher game set in the Old japan that can be enjoyed by one or all. Collect Japanese koban and try to win the jackpot! In addition, by collecting prizes, new content is released and coins are easily increased. Online multiplayer for up to five players possible.
First Class Escape: The Train of Thought
"First Class Escape: The Train of Thought" is a co-operative atmospheric escape room puzzle game, set in a beautifully realized vintage train. Do you think you have what it takes to solve the puzzles and escape the train?
Swing Dunk
Swing Dunk delivers a stunning combination of fast-paced basketball and a stylish hoverboarding experience. With intuitive physics and a high level of freedom in controls, create your own unique basketball moves. Train your skills and SWING your way to victory!
