Sci-fi games to play together

702 Sci-fi games your group can play together online, including XF Extreme Formula, Deadzone: Rogue, and Darkwater.

All games: 24

XF Extreme Formula

Race at the speed of sound and beyond in the great XF Extreme Formula championship! Taking place in the year 3000, you will tour trough the solar system proving you’re worthy of the title of champion.

88% positive of 387 reviewsPlaying now: 2$11.99

Deadzone: Rogue

Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.

82% positive of 15,301 reviewsPlaying now: 464$24.99

Darkwater

Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.

77% positive of 1,002 reviewsPlaying now: 10$6.99

SpaceCraft

The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.

62% positive of 2,713 reviewsPlaying now: 317$29.99

Nexus Legacy

Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.

65% positive of 381 reviewsPlaying now: 97Free

Buggos 2

You are the Buggo Hivemind. In this low-micro swarm RTS you place spawners, set attack pins and send up to 5,000 bugs into the dirty Humans' walls and turrets. Evolve your swarm across a 45-mission campaign, then take it into Survival, Workshop maps or 4-player online battles.

83% positive of 712 reviewsPlaying now: 57$19.99

ERA ONE

Start with your Command Center and expand it into a colossal modular flagship, module by module. Design custom warships from the ground up, grow a thriving civilization, and command powerful fleets across the Solar System in tactical real-time battles.

87% positive of 1,611 reviewsPlaying now: 45$29.99

Aliens: Fireteam Elite 2

This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.

60% positive of 3,785 reviewsPlaying now: 166$39.99

EverRail

An open world survival craft game for 1 to 4 players, set on a frozen exomoon where your base is a train carrying the last of humanity, and standing still is slowly killing it. Fight, scavenge, and craft your way to a train 1,000 wagons long. But every death costs you a passenger.

67% positive of 390 reviewsPlaying now: 9$14.99

Feed the Reactor

An incremental unfolding game about feeding fuel into a reactor. Combine elements to produce energy, unlock exotic technologies and explore a strange galaxy.

81% positive of 672 reviewsPlaying now: 7$6.99

POPUCOM

Venture together with your friends on an unknown planet. Use color switching, match-3 shooting, and artifact powers to overcome challenges and keep advancing. What lies ahead of you is an adventure filled with wonder, hope, and much more to discover!

87% positive of 3,450 reviewsPlaying now: 110$19.99

Greedland

"Greedland” is a roguelike game mixed with survivor-like elements. It's reminiscent of Crimsonland and Vampire Survivors, and as the battle progresses your character will become a mobile arsenal of destruction!

83% positive of 2,985 reviewsPlaying now: 21$12.99

Kingdom of Night

Hunt down nightmarish demons and save the town of Miami, AZ in this 80s-themed, isometric action-RPG. With an expansive, interconnected map and open-ended quests, explore freely while unraveling the main story. Kingdom of Night is a unique blend of coming-of-age drama, cosmic horror, and true love.

86% positive of 337 reviewsPlaying now: 6$19.99

System Shock 2: 25th Anniversary Remaster

System Shock® 2: 25th Anniversary Remaster is a genre defining experience that established innovative game-play mechanics that are a staple of the FPS and RPG genre today. Survive the wretched corridors of the Von Braun. Your training has prepared you for this.

87% positive of 1,840 reviewsPlaying now: 48$14.99

Occupy Mars: The Game

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% positive of 2,736 reviewsPlaying now: 87$29.99

M.A.S.S. Builder

Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.

84% positive of 3,737 reviewsPlaying now: 10$17.49

Out of Action

A fast-paced PvP FPS built around skill-based movement and deep build crafting, with cinematic, high-intensity combat set in a brutal cyberpunk world inspired by 90s anime.

76% positive of 929 reviewsPlaying now: 7$19.99

Dune: Awakening

Dune: Awakening is a single- and multiplayer Open World Survival game with immersive adventure and RPG gameplay. Explore, build, craft, and unravel a cinematic Dune story as you rise from survival to greatness on the most legendary planet in the universe. Just remember: the sandworm always comes.

71% positive of 69,038 reviewsPlaying now: 12,322$49.99

Satisfactory: Build a Factory Together

Join up to three friends online to explore an alien world, automate production, and expand one shared factory in Satisfactory.

96% positive of 236,919 reviewsPlaying now: 13,111$39.99

The Bazaar

The Bazaar is a fast-paced multiplayer Roguelike where every run is a new puzzle. Choose from unique heroes, uncover powerful combos, and outwit your opponents in a dynamic, ever-changing marketplace. Play at your own pace while discovering endless ways to win.

69% positive of 15,327 reviewsPlaying now: 3,620$19.99

Infinity: HexaDome Tactics

Discover the story of the Aristeia world in single-player or storm into PvP battles! Turn-based battles, 12 heroes, varied arenas, deckbuilding with dozens of tactical cards. Assemble the perfect team, use hundreds of insane combos, and become HexaDome champion. And bring a friend!

74% positive of 121 reviewsPlaying now: 1$17.99

Revenge of the Savage Planet

Revenge of the Savage Planet is an upbeat, satirical action adventure Sci-Fi. Jump, shoot and collect your way across vibrant alien worlds, uncovering new gear and upgrades, while discovering various hidden secrets.

85% positive of 2,885 reviewsPlaying now: 31$29.99

NO BACKUP

Escape together or die alone. A relentless creature is hunting you in this intense co-op bodycam horror experience. Communicate. Stay quiet. Survive. Every move matters. Every sound could be your last. Made by one developer.

65% positive of 934 reviewsPlaying now: 8$7.99

Moros Protocol

Face the darkness in Moros Protocol, a pixel-painted sci-fi FPS roguelite. Survive the nightmare alone or with allies as you navigate the decaying warship, stalked by horrors and guided by a voice you don’t recognize. Adapt, upgrade, and push forward. You may be outnumbered, but not outmatched.

81% positive of 771 reviewsPlaying now: 7$24.99