1,688 Co-op Action games your group can play together online, including Unnamed Pogo Game, Low Poly Mouse Game, and Aeon Drive.
All games: 24
Trapped with friends in a surreal world, your only way out is to bounce your way to the top. Master brutal physics, survive impossible obstacles, and face the climb together in this unforgiving pogo-stick challenge. One bad landing is all it takes to lose it all. Can you reach the peak?
2-4 Sneaky and squeaky low-poly mice face off against a lone cat in the battlefield of a human house. Mice use proximity chat to communicate with other players, while the cat hunts their noises. Will the mice perform enough tasks to destroy the house, or will the cat defeat enough mice to save it?
Rush through the cyberpunk landscapes of Neo Barcelona in Aeon Drive, an action-platformer with a speedrunning twist! Whether solo or in up to 4 player co-op, sprint and dash through many areas of the neon-infused city - and use your time and space-bending abilities to get ahead.
The WILDEST ANIME FIGHT. Fly super fast, smash your friends through skyscrapers and break the planet with one punch! Up to 4 players local & 2 online. Now with workshop for INFINITE CHARACTERS!
This isn't what our grandfathers fought for! Rise from your soulful, old apartment and resist the Western heathens – the Quadrobers, who are trying to impose their rules! Or, join the modern Quadrobers and show the Skufs that the era of sweaty, beer-bellied men is over!
Collapsed is a post-apocalyptic roguelike action-platformer. Hunt your prey through vast procedurally-generated levels filled with tough enemies, useful loot and experience points. Fight alone or with a friend – either way, it won’t be easy!
Embark on a 1-4 players Co-op survival adventure in an open world wilderness in search of a myth called the Lod Stone. Build your house, sow your crops, brew potions, tame a horse and discover powerful abilities. Venture into dangerous dungeons, fight unique bosses to find the Lod stone.
A modern re-imagining of the classic ASCII dungeon crawler. Choose your hero and descend into a procedurally generated world constructed entirely from ASCII letters. Can you survive?
Kika & Daigo: A Curious Tale is a local splitscreen co-op game where you go on an adventure to find your lost grandpa. Use your unique abilities to work together to solve the mystery of grandpa's disappearance. Can you find back grandpa?
Rampage Agents is a VR game that fuses battle royale with multi-player action adventure games. Obtain powerful agents with unique powers and team up with your friends now!
Tower Defense meets Base Management. Strategically place your defenses. Craft wacky ammunition like fiery peppers and boomerang bananas. Discover amazing weapons and automate your economy while defending against waves of enemies. Can you handle the chaos?
Dead Drop is a tense two-player game of espionage and deception, where one player has to blend into a crowd and mimic AI movement to avoid detection from the other player.
Enter strange, unpredictable dimensions with up to 8 players to grab artifacts and survive the chaos waiting inside. Showcase your loot in your private museum, unlock new machines, and gear up for your next dive. And please, shower between missions. Management insists.
Peasants War is the first competitive medieval shooter, created by one-person development studio New Companion.
Dive, destroy and escape. TUNNEL DIVERS is a F2P high octane twin stick shooter, where you pilot a close quarters based spaceship that excels in claustrophobic areas. Play online with or against other pilots, create your own levels in the level editor, and wage war against the rogue AI, Watch Dog.
ST brings the most intense, tactical-action experience to Steam. Select your custom loadout, plan out strategies and accomplish your objectives. Addictive Survival mode and unrivaled multiplayer including Squads (1 vs 1, 2 vs 2, 2 vs 1)
Pressure Overdrive is arcade twin-stick madness on hot wheels in a colorful bathtub-punk setting!
You are alone on an island, trying desperately to survive amongst the village tribes of savages. To do this you need food, water, and shelter. Hunt animals, plant crops, tame and breed animals, make weapons, armors and potions, raid villages, defend your base, fight with big creatures...
A 2D party platformer where you fight with a hat! Throw your hat to attack, defend and bait opponents. But watch out! If someone jumps on your hat... you die!
In this multiplayer survival, horror, and deduction game, eight streamers enter a mysterious old building, planning to get famous via a livestream, but two of them become possessed by evil spirits. They will kill their companions and sacrifice them at the altar to complete a sinister ritual.
Imagine if the original Zelda game was set in a science-fiction galaxy. Explore this open-world, action RPG with roguelike and metroidvania elements. Mighty bosses lurk deep within procedurally-generated dungeons. Wield, vanquish, unearth, collect, craft, progress, trip, adventure.
Prepare yourself to Click... Real... Fast. Push your mouse, keyboard, or controller to its breaking point—if it has buttons, it probably works. Click Real Fast and see who survives: you, or your hardware.
Clash claws and flip opponents belly-up in physics-based crab battles! Combine dual-wielded weaponry with multiple fighting stances to create a custom fighting style. Bash, blast, scoop and pummel enemies onto their backs to achieve victory!
Tracery of Fate is a dark fantasy cooperative/solo VR game in magic post-apocalyptic world.