A co-op sci-fi session where friends crew a spaceship together, each taking on roles like piloting, engineering and repairs while exploring space. The pace shifts between calm exploration and tense moments when systems fail and the crew has to fix them fast. Sessions feel like working as a team to keep the ship running and reach the next destination.
Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
67%67% positive of 2,736 reviews87Playing now: 87$29.99
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
87%87% positive of 8,656 reviews415Playing now: 415$34.99
Build ships, stations, and factions with friends in StarMade’s online voxel sandbox. Create your own goals across a generated universe, with server-based co-op and PvP.
66%66% positive of 2,200 reviews7Playing now: 7$14.99
Embark on a road trip like no other in this co-op narrative survival adventure. Visit fun locations, meet wacky characters, and manage your resources wisely. And yes: you still can date some hot monsters ;)
97%97% positive of 2,829 reviews40Playing now: 40$11.99
Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!
78%78% positive of 29,243 reviews566Playing now: 566$19.99
A crew of players experience the tense atmosphere of a WW2 U-boat, manning the stations in this realistic co-op simulation game. Several crews may play together in a wolfpack, completing missions based on iconic events during the different stages of German U-boat warfare. Solo play included.
87%87% positive of 1,873 reviews41Playing now: 41$34.99
It takes two to save the world in this cooperative spy adventure. Pair up with a friend as Agent or Hacker—with only your voices to connect you—and work together to bring a hi-tech global menace to its knees. Now with a FREE CONTENT UPDATE!
86%86% positive of 7,232 reviews33Playing now: 33$4.99
Trade, quest, fight, or simply set sail and enjoy the ambiance in this charming open world naval RPG. Sequel to Tasharen's fan favorite game Windward released on Steam in 2015.
78%78% positive of 403 reviews9Playing now: 9$19.99
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
95%95% positive of 69,767 reviews5.2KPlaying now: 5,172$23.99
Wild Woods is a couch co-op game full of action, teamwork and woodland critters. One to four players take on the role of brave little cats defending their wooden wagon on its way through a dangerous forest. Clever cooperation is key - their way is full of obstacles!
78%78% positive of 1,810 reviews101Playing now: 101$14.99
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
80%80% positive of 15,689 reviews184Playing now: 184$0.83
Join a world where you design, create and pilot your own air sea rescue service. Release your inner hero as you battle fierce storms out at sea to rescue those in need.
89%89% positive of 55,078 reviews1.5KPlaying now: 1,509$24.99
The definitive social deduction party game in three dimensions! Can the Crewmates survive, or will Impostors take over? Roles, Emergency Meetings, deception, sabotages, tasks: enjoy your favorite brand of chaos from the original Among Us with a 3D twist.
71%71% positive of 3,177 reviews16Playing now: 16$9.99
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.
76%76% positive of 8,207 reviews201Playing now: 201$11.99
Step aboard the USS Orville (ECV-197), the Planetary Union's finest mid-level exploratory class cruiser. With every room on every deck recreated with painstaking accuracy, you are free to explore the ship at your leisure and engage in all manner of shenanigans!
88%88% positive of 1,051 reviews2Playing now: 2Free
The definitive social deduction party game in virtual reality! Can the Crewmates survive, or will Impostors take over? Roles, Emergency Meetings, deception, sabotages, tasks: enjoy your favorite brand of chaos from the original Among Us with a VR twist.
75%75% positive of 2,453 reviews17Playing now: 17$9.99
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.
73%73% positive of 2,076 reviews23Playing now: 23$19.99
You signed up to deliver food in the underworld, alone or with up to 8 friends. Everynight your work condition changes. Take orders, dodge monsters, and survive the night - or be trapped in hell forever.
74%74% positive of 294 reviews9Playing now: 9$4.95
Sign up to be a galaxy trucker today! An adaptation of Vlaada Chvátil’s award-winning board game is now on Steam. Already includes the ALIEN TECHNOLOGIES expansion!
88%88% positive of 216 reviews6Playing now: 6$9.99
Experience the award-winning space saga. Travel to hyperspace, discover alien worlds, and meet an eclectic cast of characters. Find out what happened after the Ur-Quan invasion. And if the war still rages, fight for Earth and the Alliance of Free Stars!
Unrailed! is a co-op multiplayer game where you have to work together with your friends to build a train track across endless procedurally generated worlds. Master random encounters with its inhabitants, upgrade your train and keep it from derailing!
93%93% positive of 13,843 reviews131Playing now: 131$19.99