Sci-fi Games
Discover 17705 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17705 games tagged with sci-fi
0Last Fuse
A tower defense with a twist - you’re defending a nuclear bomb. It powers your defenses, but the more you use it, the closer you get to meltdown. Manage chaotic engineers, scarce resources and risky upgrades - every decision counts.
0Cygnus 13
Cygnus-13 is a multi-branched visual novel in which you must rediscover who you are after being found floating in space and losing your memories. In the process of remembering your past, you will begin to forge a new future with the special alien of your choice.
0Harpoon Arena
A fast-paced top-down team shooter. The arena is split in half, limiting direct hero contact. Use a harpoon to pull enemies to your side and finish them with teammates! Accuracy and cold calculation will lead you to victory. Just avoid other harpoons flying from all directions...
0Convergence Point
Starting as a weak, vulnerable goo-like creature, you must stealthily navigate the labyrinthine facility, evading capture and adapting to increasingly hostile security. Your key survival tool is the ability to possess human hosts, using their bodies to infiltrate deeper into the lab.
0Finding Mom
Finding Mom is a Singleplayer Bullet-Hell following a boy who is trying to find his captured mom. Experience the story, and enjoy the atmosphere that is created through handmade pixel art, music, and gameplay.
0Meat Without Master
Rise from the depths of a totalitarian meatlab as a failed experiment of living meat. Hunt, devour, and evolve into a monstrous abomination of your own creation. Will you embrace horror, mercy… or pure chaos?
0Drift Wars
A new style of RTS that focuses heavily on terraforming and changing terrain to different types to overcome your opponent ! Inspired by old-school RTSes but with next-generation RTS ideas !
0Outpost Ginga
Outpost Ginga follows the events of a research and production space station that was attacked at the beginning of the Automaton War. While that station was captured by the abhorrent Automatons the control center managed to make an emergency FTL jump, becoming lost in the vastness of space.
0Skyscraper Tiles
Build your city in Skyscraper Tiles and relax in that sandbox game without resource management! Stack soaring towers above the clouds and unleash fleets of flying vehicles. Craft your dream skyline and watch your futuristic metropolis come to life in the sky!
0Capsule Fighting
This is a game in the rougelike genre. Where you'll control your character through challenging, dramatic battles. The game offers many character customization features such as character upgrades, weapon upgrades, equipment systems, support drone systems.
0Galactic Prospectors
Galactic Prospectors is a 2D Space Survival Sandbox set 200 years in the future when all planets in the solar system were destroyed by you, a rogue AI. Take on the universe against humans and other life forms, all while trying to stay alive!
0Horde Arena
Horde Arena is a third-person shooter roguelite where you survive endless enemy waves. Pick a character, upgrade your stats and weapons, and evolve to dominate the battlefield. Play solo or team up with up to four players in co-op mode.
0Love Hospital
"Love Hospital" is a comedy romance simulation game where you can enjoy sweet relationships with beautiful nurses. Experience the fun and laughter-filled romance unfolding in the hospital!"
0Mass Matter
Mass Matter is a 3D puzzle FPS where you control gravity to navigate and solve challenges. Walk on walls, shift perspectives, and manipulate the environment itself. Explore a surreal virtual world and master gravity to uncover its secrets!
0Cycle of Struggle: Ardengrad
Cycle of Struggle: Ardengrad is a visual novel about a country on the brink of civil war. You're not a hero or a villain—just a student caught in the storm. Will you join the ranks or vanish into the shadows? The revolution won’t wait. And it won’t forget your choice.
0Rockhounds
Gather your squad and join the Rockhounds! Your mission: mine Space Coal for ruthless Megacorps. While humanity falls apart, you’re busy getting rich. Explore ever-changing planets, build defenses, and survive the chaos of extraction. It’s dirty work, but at least you’re getting paid.
0Blipper
Blipper is a twinstick arcade shooter with a retro scifi vibe and an element of bullet hell. Destroy waves of neon enemies across multiple arenas while dodging attackers and incoming fire.
0Hell Express
Hell Express is a PVE Co-op isometric shooter for 1-4 players. As a member of an armed delivery company operating between the living world and Limbo, you'll craft, loot, and fight to complete high-stakes deliveries—while uncovering the stories between life and death.
0Back In Time
Back In Time is a fast-paced time travel action adventure where you travel through time to prevent disasters. Rewrite history by making critical choices, unraveling mysteries, & manipulating time itself. Explore real-world locations, and uncover secrets in a twist-filled story with evolving gameplay
02112TD Earth: Tower Defense Survival
The ULTIMATE tower defense onslaught is back. Bigger, deadlier, and more action-packed. Build autonomous defenses, deploy tactical drones, and unleash devastating support abilities in this epic, old-school RTS-inspired sci-fi adventure.