Best Sci-fi Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games.
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Model Builder: Complete Edition
Become a master model maker in the Complete Edition of this beloved crafting simulator, featuring all DLCs. Assemble, customize and display your creations, whether you’re a veteran or a novice. Get building, and get creative!
Gunvolt Chronicles: Luminous Avenger iX 2
Break into the new apeX of 2D action! INTI CREATES is proud to present new apeX of cutting-edge 2D action with Luminous Avenger iX 2!
Serious Sam: Siberian Mayhem
Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.
Hidden Deep
Hidden Deep is an atmospheric sci-fi action game heavily inspired by Aliens, The Thing, and Half-Life. Explore, climb, swim, scan, blast and shoot your way through dangerous missions in a huge sub oceanic mining and research facility. Fear the horrors that lurk below…
Blade Assault
Blade Assault is a 2D action rogue-lite platformer with beautiful pixel art set in a desolate sci-fi world. Fight against the corrupt military of Esperanza as part of the resistance force of the Undercity. Bring the corrupt to justice by becoming stronger and fighting alongside your trusty comrades.
VOCÊ É UM DEFUNTO MECÂNICO
Baleado até a morte, você é um defunto mecânico se lembrando de como morreu, e das vidas torturadas que agora ficam para trás. Uma aventura em prosa para 20 minutos de pavor existencial no presente pós-singularidade.
Heaven Dust 2
Deep inside a research base, waking up from a cryogenic pod, you find yourself trapped in a living hell, surrounded by zombies. Heaven Dust 2 is a love letter to classic survival horror games featuring exploration, action, puzzles, and resource management.
Blind Fate: Edo no Yami — Dojo
Dive into a world that mixes Sci-Fi and ancient tradition. Slash through robots with a trusty katana, use hi-tech implants to navigate the surroundings, dodge enemy attacks, and land devastating finishers. Reclaim the past following the way of the Japanese samurai in the fantastic period of New Edo.
Wolfstride
Get wrecked in this immature grown-up RPG about a trio of troublemakers stumbling their way through a giant mecha tournament. Repair and upgrade the team’s hand-me-down rig, pick up odd jobs to pay the bills, and battle the best-of-the-best all while running from the regrettable choices of the past.
Frontier Pilot Simulator
FPS is a Sci-Fi cargo pilot sim, with an engaging emergent mission-driven storyline, with a real-time economy with free flight and trading, on an alien world to explore. All in customizable upgradeable, well-simulated VTOL craft with real weather, and flight dynamics.
The Savior From Above
A sidescrolling 3D adventure shortgame that combines multiple genres and features various action and puzzle sequences. Its artistic approach is supported by powerful visuals, intense atmosphere and a unique game narrative on the boundaries of science-fiction and fantasy.
Crimzon Clover World EXplosion
Prepare yourself for an insatiable rain of bullets, bombs, and beams in Crimzon Clover. Earn all the power-ups for an overpowered experience in the all new ARRANGE version.
Chorus
Take control of Nara on a quest to destroy the dark cult that created her. Unlock devastating weapons & mind-bending abilities in an evolution of the space-combat shooter. Along with Forsaken, her sentient starfighter, explore ancient temples, engage in zero-g combat & venture beyond waking reality.
Alien Marauder
“Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!
Halo Infinite
From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience.
I MAED A GAM3 W1TH Z0MB1ES 1N IT!!!1
A top down twin stick zombie slaying shooter that you are sure to play again and again!
SYNTHETIK 2
SYNTHETIK 2 is a unrelenting tactical-shooter rogue-lite. Play alone or with friends. Loot powerful tech. Experience the next level in gun-play. Upgrade your androids to rival the machine gods!
Bright Memory: Infinite
Bright Memory: Infinite is an all-new lightning-fast fusion of the FPS and action genres, created by FYQD-Studio. Combine a wide variety of skills and abilities to unleash dazzling combo attacks.
Jurassic World Evolution 2
Jurassic World Evolution 2 is the much-anticipated sequel to Frontier’s highly successful Jurassic World Evolution. This bold new era in the Jurassic World Evolution game franchise builds upon the ground-breaking and immersive 2018 management simulation.
Deep Space Battle Simulator
Two teams of players control their capital ship in an epic battle. Customize your ship, control its movement, weapons, and energy distribution or go to one of the hangars to join the battle in a smaller fighter!
Saimin Gakushū: Secret Desire
Saimin Gakushū is a school adventure visual novel by popular Japanese developers Dark One! Soichi Akano acquires a sleep-learning machine through a dubious online shopping site, and plans to imprint his knowledge on the female students and teachers at his school.
Cell to Singularity - Evolution Never Ends
The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.