Discounted 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
Deliver Us The Moon
Deliver Us The Moon is a Sci-Fi thriller set in an apocalyptic near future, where Earth's natural resources are depleted. A lone astronaut is sent to the moon on a critical mission to save humanity from extinction.
Valfaris
Set in a far corner of space, Valfaris is a heavy metal infused 2D action-platformer and the next game from the team behind Unity Awards finalist, Slain: Back From Hell. Brutal combat. Deadly enemies. Stunning pixel art. Savage soundtrack. Get ready to rip the galaxy a new wormhole.
BDSM: Big Drunk Satanic Massacre
BDSM is the first satirical action RPG where you get to play Lou, Satan’s son! Get some booze, kill the traitors, save Hell and rescue the hottest demoness from the clutches of those nasty people and mega-corporations!
Neo Cab
A visual novel about emotional survival in an automated world. Play as Lina, the last human cab driver. It’s your first night driving the lonely streets of Los Ojos, and your best friend has just disappeared. Stay on the road. Stay on the search. Stay human.
Ciconia When They Cry - Phase 1: For You, the Replaceable Ones
This is the first chapter in newest entry When They Cry visual novel series produced by Ryuukishi07. It features HD graphics, more detailed animations, and newly created songs by many of the composers from Umineko, as well as several new additions.
The Surge 2
In a bid to survive, explore the sprawling, devastated Jericho City. Fight ferocious threats in brutal, unforgiving combat, slashing and tearing the limbs off your opponents to steal their equipment.
Crying Suns
Crying Suns is a tactical rogue-lite that puts you in the role of a space fleet commander as you explore a mysteriously fallen empire. In this story rich experience inspired by Dune and Foundation, each successful run will uncover the truth about the Empire... and yourself as well.
M.A.S.S. Builder
Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.
Siege of Centauri
Defend against thousands of enemies in this explosive tower defense game. Deploy upgradable towers and unleash powerful orbital abilities as you try to protect Earth's first colony world from destruction.
Pesterquest
Embark on a quest of epic importance in Pesterquest, a grimsical episodic visual novel adventure set in the darkly funny Homestuck / Hiveswap universe, created by American author and artist Andrew Hussie.
FINAL FANTASY VIII - REMASTERED
The mega-hit RPG, FINAL FANTASY VIII returns! This Steam® version features new graphical enhancements and a whole host of options to customise your gameplay experience.
Serious Sam Classics: Revolution
Serious Sam is a high-adrenaline arcade-action shooter heavily focused on frantic action. In a world where cyberpunk meets fantasy-fiction and advanced technology is mixed with black magic and psycho-powers, Sam travels through four beautiful worlds, confronting countless foes on his way to Mental's base.
Ion Fury
3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, are excited to team up with Voidpoint to bring back the legendary Build Engine, famously known for classic first-person shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Ion Fury is the real deal!
Shortest Trip to Earth
Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe with nuclear missiles, armed crew and a cat.
The Great Perhaps
The Great Perhaps is a time travel puzzle game about an astronaut returning to Earth destroyed by natural cataclysms. There, among the ruins he finds an unusual artifact — an old lantern, in the light of which you can see glimpses of another time and travel to the past.
Eliza
Eliza is a visual novel about an AI counseling program, the people who develop it, and the people who use it. Follow Evelyn Ishino-Aubrey as she reconnects with people from her past, gets to know the people of Seattle who use Eliza for counseling, and decides the course of her future.
Apsulov: End of Gods
In this future viking horror you awake in a sanctuary of steel and concrete, built to research and exploit the worlds of Yggdrasil, and to house an artifact, buried in the earth aeons ago.First person with a futuristic Norse mythology story. Horror adventure in the realms of Yggdrasil.
Age of Wonders: Planetfall
Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.
Metal Wolf Chaos XD
Metal Wolf Chaos XD is a modernized re-release of FromSoftware's 2004 mech shooter with upgraded visual fidelity, refined controls and gameplay, a new save system, and 4K + 16:9 support for modern displays.
Dry Drowning
Dry Drowning is a psychological investigative visual novel set in a futuristic dystopian city. Follow the story of Mordred Foley, unscrupulous private detective haunted by his dark past, and look into a series of macabre serial killings inspired by Greek mythology.
Warhammer 40,000: Inquisitor - Prophecy
Foul Tyranids rampaging on barren worlds; the mysterious Aeldari waging war on the Imperium; a prophecy that could change the fate of an entire Sector. Purge the unclean with the new Tech-Adept Inquisitor and carry out the Emperor’s will in the grim Action-RPG “WH40k: Inquisitor - Prophecy”.
Interstellar Space: Genesis
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Galaxy Squad
Galaxy squad is a hardcore turn-based tactical roguelike, inspired by FTL and XCOM.
EARTH DEFENSE FORCE 5
Stand and fight for humanity. This arcade shooter takes place in the year 2022, as the Earth Defense Force fends off an all-out attack by unknown life forms. Become an EDF soldier, battle against endless hordes of immense enemies, and restore peace to the earth.