161 3D · Building games your group can play together online, including Mars First Logistics, Tropical Resort Simulator, and Pioneers of Pagonia.
All games: 24
Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!
Transform an abandoned island into a thriving business. Install fun activities, open your restaurant, maintain your equipment, manage your staff. It's time to open the beach, you're ready to welcome your first customers!
Rebuild hope in a world that was lost in the fog. Lead your Pioneers across the isles of Pagonia, unite scattered tribes, raise thriving communities and discover the history of your people as you reclaim your world in the new story campaign.
A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!
A cozy multiplayer co-working sandbox with character customization, room building, and productivity tools. Focus, study, work, and relax together with friends and players around the world.
Dig, build rails, and survive underground as a Goblin miner for WHAAG MINING INC. Light your path or the darkness will drain your life. Explore fully destructible biomes, fight hostile creatures, and hunt the legendary Giant Crystal, solo or online co-op
Moonshiner Simulator is an in-depth spirits production simulator. Start from the bottom and build your operation into a thriving empire by mastering the intricacies of the craft and creating unique recipes. But beware – there will always be those who want to see you fail.
Car Service Together is a 1-4 co-op & single player simulation game where you and/or with your friends start from scratch and build your way up. Work together to successfully run your own service center. Team up, manage your business, and create the ultimate car service !
Master chaotic physics-based combat inspired by Zelda and Devil May Cry. Explore islands and dungeons, smash monsters, loot and craft powerful gear, and grow your home in the sky. Play solo or online co-op with up to 4 players.
Avakin Life is an endless social world waiting for you. Live your dream life, from unique and customizable avatars to stylish fashion outfits and personalized dream homes. Hang out with friends, join parties, and embark on adventures in a world where you are in control of everything.
The Scouring is an RTS with fast pace, high attention to detail and next generation experience. Lead humans or orcs in a Classic Mode or use one of powerful Heroes to fight for victory! Play alone or with friends. Use our modding tools to create maps and custom game modes! Join The Scouring!
Open a card shop with your friends, you can cooperate in a shop or compete with individual shops on the same street! Collect nice cards with different elements and play card dual with your friends to win their cards from their collection!
Farming Simulator 25 invites you to join the rewarding farm life, single-handedly or cooperatively in multiplayer. This Farm is Your Farm!
The fashion world where you matter. Style your avatar, collect rare fits, and trade in a player-run economy worth millions. Voice chat, live events, and a community that actually knows your name. Free to play. Cross-platform with mobile.
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!
Oddsparks is a blend of automation and real-time strategy for both the die-hard fans of the automation genre and the automation-curious. Explore a strange fantasy world, uncover the mysteries of the past, automate your workshops, and go on adventures with your odd & adorable Sparks!
Keflings may be small, but their kingdom-building adventures are gigantic! Build a world with your friends in A World of Keflings! Harvest resources, construct robots, befriend a dragon, and help a creepy witch get even creepier in this update of the classic 2010 city-building adventure.
As the leader of a company specialized in restoring sites devastated by natural disasters, use your construction machinery to restart the local industry. Clear debris and faulty equipment, rebuild roads and bridges damaged by weather, and much more!
Build your base on a moving Machine, travel through biomes with different resources, and prepare for the night when a zombie threat is much higher than during the day. Would you go solo or explore this new world with your best friends?
The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action!
This is a multiplayer cooperative open world construction survival sandbox game, where you and your friends must find supplies and build shelters in this world. You have to keep an eye on your character's needs state at all times, a bad state is likely to lead to death.
In this first-person survival game, your high-tech airship is your home, lab, and lifeline. Build it your way and fly above a ruined Earth. Play solo or with up to 3 friends, crafting, salvaging what was left behind, and searching for a cure. Choose your journey, from calm to hardened survival.
A railway-building adventure in an endless, procedurally generated world. Lay tracks, transport passengers and goods, mine resources, and buy unique locomotives. Play solo or with friends and create your ultimate railway network!
Play Together is a popular casual social networking game enjoyed by players worldwide. Express yourself through character customization, decorate your home and host Home Parties for a fun time with friends. Enjoy tons of content with friends from all across the globe!