62 Physics Mayhem · Simulation · Online co-op games your group can play together online, including Wobbly Life, Sledding Game, and Barfender: CO-OP Bar Simulator.
All games: 24
Wobbly Life is a vibrant open-world physics sandbox. Play with your friends online or in local co-op, with exciting jobs, mini games and wacky story missions. Earn cash to spend in the world on clothes, vehicles and houses. There is a whole Wobbly World out there to explore!
A game about hanging out with friends :)
Barfender is a chaotic 1–4 player co-op bar sim where you pour drinks, clean disasters, stop fights, and try to keep the bar alive while everything falls apart. Build the place, serve the crowd, survive the night.
Pilgor's baaack! Gather your herd and venture forth into Goat Simulator 3; an all-new (at least on Steam), totally realistic, sandbox farmyard experience. Invite up to three friends in local or online co-op, create carnage as a team, or compete in mini-games and then not be friends anymore.
A HARDCORE physics-based 1-4 player co-op RAGE GAME about getting home after a wild night out. It was a fun night! Now grab your buddies and walk home. IF YOU REMEMBER HOW.
Seat customers, serve drinks, and manage chaos with up to 4 players! Keep the peace by considering customer types while seating them. Survive disasters, handle quirky customers, and design the perfect venue to keep the party going!
SOS OPS! is more than a game. Your task is to save the city. You will find yourself in the epicenter of madness, where co-op missions with friends will raise the adrenaline to the limit!
Welcome to Banter, the ultimate social VR sandbox where goofy physics and good times reign supreme! Adventure, excitement, and hilarious experiences with friends await you in the Bantaverse. So, what’re you waiting for? UNMUTE THE VIDEO! Can you recognise the voice?
One-armed cook is a chaotic co-op cooking game for up to 4 people. Work as a team or cook on your own, set your own pace, and don't let the stress of a full restaurant catch up to you. The goofy physics-based aspect of the game gives this cooking game a new twist.
Just Die Already is an old people mayhem sandbox game created by the designers of Goat Simulator. You are old and angry and you've just been kicked out of your retirement home. How will you survive in a world that wants you to Just Die Already?
Team up as two quirky construction workers in this fun 2-player co-op platformer! Carry a fragile glass window through colorful levels filled with challenges. Communicate and coordinate to dodge obstacles and solve puzzles. Can you finish the job without breaking the glass?
A punishing 2-4 player driving test of your relationships. Gramma can't see and you can't drive. Together, you'll navigate the world's worst detour in an ancient car that handles even worse than it looks.
Delivery Attempted. That's the Totally Reliable Delivery Service guarantee! T.R.D.S. is a ragdoll physics simulation about terrible package delivery couriers. Work together using odd machinery, useful gadgets, and the wonders of physics to reliably deliver packages to their destination.
Brickadia is a next-generation brick building sandbox that gives you the tools to create and play, your way. Build massive worlds, invent cool contraptions, and play in them however you like - all with your friends!
Moving Out is back and wackier than ever, and now with ONLINE PLAY! Return to Packmore and use your moving skills across brand new dimensions and some old favourites. Help rebuild Smooth Moves and become an all-star F.A.R.T. (Furniture Arrangement & Relocation Technician)!
A fully moddable city sandbox with jobs, NPCs, apartments, garages, gangs, and more. Broke Protocol is an open-world action game focused on roleplaying and custom content. Define your goals and identity in a persistent, reactive world where you write your own story.
Prepare the perfect heist in a fully destructible, simulated voxel world. Tear down walls with vehicles or use explosives to create your own shortcuts. Shape the environment to your advantage in the most creative ways you can imagine. Play solo or with up to 12 players in multiplayer.
FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.
Build and run your own waterpark solo or with friends. Design slides, send guests flying with ragdoll physics, manage staff, and fully customize your park. Turn total madness into a diamond five-star empire in this first-person management simulator!
A 1-4 player physics based fishing simulator. While drinking and boating you suddenly crash into a small island. To work your way back home you have to learn How to Fish.
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
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.
Build a top-tier business solo or in co-op (1–6 players). Start from scratch, keep the slot machines spinning and deal with chaotic events like vandals and alien invasions. Grow your fortune and show everyone why the house always wins.
Biped is a coop action adventure game with a strong focus on moment-to-moment collaboration between 2 players.