Sci-fi Games
Discover 17727 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17727 games tagged with sci-fi
0Solace Inc. 2
A co-op shooter about a time-travelling company where you recruit your employees against even more hordes of enemies.
0Collapsed Horizon
Travel between galaxies, dig planets, collect ores, sell them, upgrade your equipment, and earn your ticket back to Earth.
0A Long Journey
"A Long Journey" is a story-driven adult visual novel / sandbox game set in a Sci-Fi universe. Join Elios, a young man confused to find himself awake and alone during a colonization flight. Uncover mysteries and build relationships while fighting for survival in deep space.
0Terminal Mass
The “Domain” exists as a mass of cold concrete, twisted monsters, and chaotic anomalies. You are an “Agent” sent to ensure it does not reach “Terminal Mass”. Complete missions. Upgrade your weaponry. Access deeper and darker sectors of the Domain. Will you defeat the horrors that lie at its core?
0THREAT VECTOR
Battle across the solar system as annihilation looms over mankind in this action sci-fi horror FPS. Powered by id Tech, THREAT VECTOR delivers classic FPS combat throughout a suite of concise, potent levels infested with deadly horrors… and loaded with enough firepower to destroy them all.
Amy Hates Robots
An action roguelike where toasters, telephones, and trash cans have come alive and want you dead. Upgrade your sentient gun with anything from bouncy balls to bananas as you battle through deadly arenas and make strange allies to uncover an apocalyptic conspiracy.
0Surface
A Linear first person exploration adventure. The game is about exploring detailed and creepy liminal environments without monsters or puzzles, you simply walk and look around.
0One More Round
One More Round is a lo-fi sci-fi time-loop adventure where you play as an alcoholic engineer aboard a space station orbiting a black hole. Relive your last moments, uncover a mystery and confront hard choices in a story of redemption and sacrifice.
0The Red One: OCCULTATION
A thrilling team-based third-person shooter where cooperation is key. Work together to complete challenging missions, face powerful enemies, and uncover hidden secrets in a dynamic battlefield.
0Gears of Glory
Build defenses while you speed through and crush robots in this action-packed Tower Defense!
0Robot Beekeeper
A sci-fi game where you help restore collapsed ecosystems on an alien planet. Raise and breed bees, grow native plants from bee produce and automate production as you stabilise the planet's ecosystems.
0Astrolite
Terrorize the Solar System in this Twin-Stick Survival Roguelite. Obliterate all life you come across in an insatiable quest to conquer everything. Gain massive power throughout each run and become unstoppable against those who stand before you.
0Dignaut
Dignaut is a chill sci-fi space adventure where you drill into alien terrain to uncover rare resources and hidden treasures. Explore a mysterious planet with multiple biomes, upgrade your gear, and uncover the secrets of an ancient, buried alien civilization.
0Broken Epoch: Wit Cards
Blends CCG deck-building with auto-battler strategy. Build unique decks from 300+ cards, engage in 10-minute 6-player battles. Fast-paced tactical clashes with evolving board dynamics.
0Ex★Termi
A fast-paced action score attack game with MOBA-style controls! Dodge enemy attacks with precise movements and unleash powerful skills to defeat them. Challenge yourself in high-difficulty score attacks and push your limits to achieve the highest score!
0Saber Arena
3d action roguelike in space where you battle hordes of aliens with five unique weapon classes. Gather XP choose from a variety of upgrades to create unique builds and beat the final boss.
0TimeParadox
A solitaire-inspired game, TimeParadox challenges players to organize cards using various functional cards. With a focus on strategy, problem-solving, and a hint of luck, the game offers a relaxing yet engaging experience.
0Planet Extincter
Planet Extincter delivers a 2D strategy-action experience set on procedurally generated planets, blending resource management, exploration, and intense defense against relentless alien hordes.
0Betty Boom
A brave and undying warrior fights for freedom against an army of AI robots and their secret masters. Armed with a dazzling array of weaponry, she battles to eradicate evil from the universe.
0Area51
vertical scrolling shoot 'em up arcade game