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. For those who prefer not to search, check out lists of the most played, top deals and best free to play Sci-fi games on Steam.
Filters & Lists
Vox Machinae
Strap yourself into the cockpit of a robot seven times taller than a Tyrannosaurus Rex and prepare to do battle in Vox Machinae: the ultimate giant robot combat action-simulator for both VR and standard screens.
Tin Can
You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?
Citizen Sleeper
Roleplaying in the ruins of interplanetary capitalism. Live the life of an escaped worker, washed-up on a lawless station at the edge of an interstellar society. Inspired by the flexibility and freedom of TTRPGs, explore the station, choose your friends, escape your past and change your future.
Warhammer 40,000: Chaos Gate - Daemonhunters
Lead humanity’s greatest weapon, the Grey Knights, in this fast-paced turn-based tactical RPG. Root out and purge a galaxy-spanning plague in a cinematic, story-driven campaign, using the tactics and talents of your own personalised squad of Daemonhunters.
Trimps
A text-based incremental idle game with a ridiculous amount of unique content. Automate old stuff as you unlock new stuff to keep things interesting for hours and hours, no spam clicking necessary! Trimps is everything you love about your favorite games, distilled to their purest form.
The Gunk
The Gunk is an action-adventure game in which you play as Rani, part of our duo of gritty space haulers. As they’re struggling to bring in funds, they chance upon an untouched planet brimming with life. They came in search of valuable resources, and it looks like they’ve hit the jackpot…
Trigon: Space Story
Trigon: Space Story sees you take command of your very own spaceship. Carry out tactical battles, defend your vessel against space pirates, and escape from enemy territory. On your voyages, you’ll face a slew of tricky decisions in your quest to uncover the mystery of the galaxy.
Prehistoric Kingdom
Take on the role of park manager and design the ultimate zoo for nature's greatest creations.
Prosperous Universe
In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO.
Assault Bots
Assault Bots is a fast-paced multiplayer robot shooter game. Create your robot, let it drive, walk, or fly, and battle other players online in this intense shooter. Game features multiple maps and game modes.
EZ2ON REBOOT : R
EZ2ON REBOOT : R – The latest entry in the beloved rhythm-action franchise is now released on Steam! Revisit the huge collection of classics with remastered audiovisual. Catch up with the freshest new songs and experiences.
Dōkyūsei: Bangin' Summer
Dōkyūsei is a seminal classic of the dating sim genre that first blew Japan's mind in 1992. This updated remake adds HD art, optional modern features, and for the first time ever, a global release.
Athanasy
Deep beneath the surface of the dead Earth, the City, the last refuge of humanity, hides. Engineering genius and efforts of all mankind; a giant structure of steel, concrete, and biopolymers. It keeps the remnants of civilization one step away from total extinction.
CHRONO CROSS: THE RADICAL DREAMERS EDITION
CHRONO CROSS is an RPG that transcends time and space, unfolding across two interlinked parallel worlds. With over 40 party members to meet, people and dimensions will intertwine in this epic drama about the planet itself.
LEGO® Star Wars™: The Skywalker Saga
Play through all nine Skywalker saga films in a game unlike any other. With over 300 playable characters, over 100 vehicles, and 23 planets to explore, a galaxy far, far away has never been more fun! *Includes classic Obi-Wan Kenobi playable character
FixFox
Arriving on a curious planet, Vix and her toolbox Tin explore space, fixing machines with unconventional tools and eating cozy meals with kind robot locals. On an epic adventure, the duo repairs an interstellar beacon, constructs giant mechs, and unravels a cosmic mystery that transcends existence.
DEATH STRANDING DIRECTOR'S CUT
From legendary game creator Hideo Kojima comes a genre-defying experience, now expanded in this definitive DIRECTOR’S CUT. As Sam Bridges, your mission is to deliver hope to humanity by connecting the last survivors of a decimated America. Can you reunite the shattered world, one step at a time?
For The Warp
A roguelike deckbuilding game in space! Explore randomly generated systems, enemies and strange encounters. Build your deck, survive and reach For The Warp gate!
Orbital Bullet – The 360° Rogue-lite
Orbital Bullet is a fast paced 360° action-platformer with rogue-lite elements, where all actions take place in a circular pattern. Fight your way through a variety of procedural planets and use body modifications, crafting and heavy weaponry. Kill. Die. Modify.
9-nine-:NewEpisode
Enjoy short after stories for the heroines of the 9-nine- series in 9-nine-:NewEpisode!