Sci-fi Games
Discover 17575 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17575 games tagged with sci-fi
0Project Tomorrow
A base-building survival game with terraforming and crafting. Earth lies poisoned and abandoned ten thousand years after invasion. Awaken from stasis, defend your fragile foothold, and restore a dead world so humanity can live here again.
0Atomic Griddle
Take orders, cook pancakes, and shape a grim wasteland through every choice you make. All while trying not to blow up your nuclear reactor.
0Vector 2147
A multi-perspective sci-fi mystery where three uneasily allied nations race to uncover the truth behind a dangerous experiment that none of them fully understand.
0HEXSTORM: Tears of Arcadia
HEXSTORM: Tears of Arcadia is a tactical tower defense with roguelike structure. Build your flying fortress, upgrade your ship, and combine powerful boosts. Every battle is unique. Uncover the mystery of the fallen captain.
0Redshaw Valley
Play along with the story on how a group of friends who unintentionally get sent to the future embark on a time-travelling journey to save the land known as Redshaw Valley. Collect items to be able to battle against enemies that roam the lands. Earn experience and collect gold along the way.
0RE:MEMBER
A psychological horror where sound is your only sight. You awaken in the darkness of a laboratory, bereft of memory. Use echolocation to see the world, but beware: every sound betrays you to the nightmares that dwell in the darkness. Survive and remember who you are... or what you have become.
0ARALSK 7
Atmospheric psychological horror from Uzbekistan. Explore the abandoned territories of the Aral Sea, face your fears, and uncover the dark secrets of the Aralsk-7 station. Survive in a world where the line between reality and nightmare is blurred.
0Type To Kill: Full-Motion Vengeance
An arcade shooting game where you have to type challenges to finish off enemies with your EMP. In between stages, watch live-action full-motion video cutscenes with a full cast of memorable characters and not necessarily the best acting.
0Alpha Genesis
Guide an evolving cosmic virus through a chaotic universe in this action roguelite. Infect cells, unlock 125 abilities, collect 255 cards and ascend infinitely unlocking new powers. Explore planets, trade cards with other players and build shared structures. WASD + mouse.
0Alive Hunter 2 Mugen hunt
Alive Hunter 2 is a third person shooter, open world game with cinematic narrative, it's a direct sequel of Alive Hunter (2019) Alive Hunter 2 is a climax from beginning to the end, designed to impact and delivery the most epic journey ever. Do not fear the hunt, be a part of it.
0BATTLE BEARS GOLD
The ORIGINAL Mobile Multiplayer Shooting Game comes to PC! Compete with your friends across vibrant sci-fi maps across multiple game modes. Choose from 11 unique classes, with thousands of loadout combinations to master. We’ll see you on the battlefield in 2026!
0Starshot Idle
Destroy Aliens, earn Stars, upgrade EVERYTHING. Blast enemies, power up your ship, unlock stronger aliens, and watch your Stars soar.
0Velocide Overdrive
Ruin friendships at top speed! Velocide Overdrive is a brutal, high-octane combat game. Unleash 70+ devastating power-ups to crush your rivals in local multiplayer or Remote Play. In this chaotic fast-paced arcade battle, only one rule matters: don’t finish last.
04Spicchi
The 4Spicchi pizzeria is under attack by terrifying food-monsters, and only Margherita can stop them. How? Using their ingredients... and a little bit of science!
0The Fibrous - Operation Reclaim
The Fibrous - Sci-Fi Online or Single-Player TPS (Over-The-Shoulder) covering the story of an ex-marine recruited by what's left of the military to help take back Earth after a meteor crash-lands into Earth and aliens with fiber-like skin emerge, thinking they can take this planet for their own.
0Mech EVO
Engage, vanquish, obliterate. Mech EVO is a fast-paced tactical card game where every Mech has an evolution path — and knowing when to trigger it wins the duel. 160 cards, zero microtransactions.
0Oh Ship!
OH SHIP! is a 1–4 player co-op space survival game where you and your crew coordinate to keep your ship running while space actively tries to destroy it. Salvage wrecks, fix systems, upgrade your ship, and survive the chaos.
0ExoLife Terrarium Simulator
They hunt, they grow, they change. Care for multiple aliens in a single terrarium, fill it with plants and gear, and keep light and environment in balance. Every reproduction yields Exobiotin, a valuable protein. Keep control, or they may break out.
0The Area 51 Job
An online co-op adventure game about aliens making off with gadgets created using extraterrestrial technology. The anti-alien alarm can't stop all of us! Use physics-based objects to create havoc and extract with these powerful gadgets.
0Oasis RTS
Regain control of planet oasis and defeat your opponent! Build your base, monitor the economy, manage your resources, explore the Map, and plan attack and defense. Build 9 different buildings and 19 different units with various abilities and win the chaotic Robot Battles.