Sci-fi
6319 gamesSteam releases tagged Sci-fi. Tags come from community voting on SteamSpy and reflect how players actually describe the game.
Tracked
6,270
Released (30d)
5
Upcoming
0
Median price (KRW)
6,500
In the last 30 days, 5 new sci-fi games released on Steam (15 over the last 90 days). 520 are listed as free-to-play.

Solar Nations 2
In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!
31 Jan, 2025

SPACERIFT: Arcanum System
At the sunset of human life on planet Earth, you are a military pilot controlling a space ship, and you find yourself at the very epicenter of the battle in the solar system. You are forced to retreat into the unknown, distant Arcanum system through hyper-jumping.
17 Dec, 2020

Glass Wings
Glass Wings is a fast paced third-person parkour platformer. Explore a stunning minimalist world in a series of linear courses in which your only objective is to complete the level. No combat, no story - just run.
1 Sep, 2023

Dawn of the Monsters
The cataclysmic battle between giant monsters has begun in this manga-inspired, side-scrolling, kaiju beat-'em-up!
15 Mar, 2022

The Electrifying Incident: A Monster Mini-Expedition
An adorable bite-sized adventure from the creators of A Monster’s Expedition - explore the facility, avoid the live electricity, and repair the malfunctioning reactor.
15 Apr, 2025

EVE Online
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
15 Dec, 2010

Edge of Dreams
Edge of Dreams is a first person action with roguelike elements. You are the lone survivor in this strange space station. Shoot, explore, kill guards, create builds from items and skills, DIE, and repeat.
8 Jun, 2020

STERN
Anarchy and lawlessness flourish in the city, and at the same time, due to the explosion of a chemical plant, all residents inhabiting the city are turning into unknown creatures and creatures that crave human flesh. No more rules, no more laws!
15 Mar, 2022

Iron Sky: Invasion
Moon Nazis. Spaceships. Bad news all around. Fight as an elite pilot in an open-world space battlefield, upgrade your ships, and stop history from getting a second round — this time in orbit.
13 Dec, 2012

Voltage High Society
A first-person Metroidvania where you fight with your fists. No guns. Explore a prison island crawling with cybernetic horrors, rip new abilities out of the island itself, and punch your way to freedom. Inspired by Tetsuo: The Iron Man.
27 Jul, 2022

Alien Market Simulator
Run a market on your space station. Restore and upgrade the station, expand your services, and sell to a variety of alien customers. Experience the challenge of managing a business in space and growing your market
29 May, 2026

Dome Keeper
Defend against waves of alien monsters in this unique roguelike action miner. Dig for resources, collect useful gadgets, and upgrade equipment to increase odds of survival – just hurry back before your dome is destroyed!
27 Sep, 2022

Pixel Starships
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
23 May, 2023

Grimm's Folly
Explore a fragment of a collapsed universe sealed within a mysterious sphere. With the help of a raven companion, solve environmental puzzles in an abandoned research facility as you uncover the path that may lead you home.
14 Mar, 2025

Fighting Fantasy Classics
Ready your sword, pack your provisions and prepare to embark upon quests in which YOU are the hero! Choose what happens at every turn of the page with Fighting Fantasy Classics – text-based roleplaying adventures remastered.
5 Jun, 2018

Andromeda: Rebirth of Humanity
Andromeda is a hybrid between a Space 4X and an MMO. An online universe sandbox with 2 galaxies full of planets to colonize. Build structures like Mines to generate resources to build ships and engage in fleet battles with NPCs and other players, or just sit and chat with the friendly community.
22 Jan, 2021

Vacation Simulator
The latest VR sensation from the creators of ‘Job Simulator’, now with free DLC! Welcome to Vacation Simulator: a rough approximation of VACATION inspired by real human NOT JOBBING. Reallocate your bandwidth and get ready to splash, s’more, snowball, and selfie your way to optimal relaxation.
9 Apr, 2019

Sci-fi builder
Sci-Fi Builder is a sandbox construction sim where you design a space station, build a colony, and control aliens, robots & NPCs. No grids, no limits — just creative freedom in space.
23 Dec, 2023

Murky Divers
Solo or up to 8 players. Get rid of your employer's failed experiments in abandoned underwater labs. Navigate your submarine, avoid abyssal terrors, and remove all corpses.
12 Dec, 2024

60 Parsecs!
60 Parsecs! is an Atomic Space Age adventure of scavenge and survival. Keep your crew alive and ready for action. Make difficult choices, face soup shortages and other horrors of outer space. And maybe reach your destination. Or not.
18 Sep, 2018

Disintegration
A single-player first-person sci-fi shooter/RTS hybrid unlike anything else. Fight on the front lines and command from above. Pilot your aerial grav cycle into battle while leading a squad of elite troops to ignite a revolution to reboot humanity.
15 Jun, 2020

Boti: Byteland Overclocked
Jump, Dash, Slide! Dive into a classic 3D platformer experience with Boti: Byteland Overclocked. Explore the stylized insides of a computer as a determined data robot and save Byteland from an ominous threat. Play solo or team up with a friend in seamless co-op.
15 Sep, 2023

Space Reign
An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements. Complete contracts and Claim sectors for your faction in the near-future, where resource exploiting corporations are in a state of constant conflict over territory control.
10 Mar, 2026

DYNAMIC
DYNAMIC is a physics-driven arcade hand-ball platformer. Master 300+ handcrafted levels solo or challenge friends across 12 unique online multiplayer game modes.
21 Nov, 2022

CONTROL Ultimate Edition
Winner of over 80 awards, CONTROL is a visually stunning third-person action-adventure that will keep you on the edge of your seat.
27 Aug, 2020

Herald of Havoc
Grab huge guns, mow down hundreds of enemies, reach the end of the level, repeat. It doesn't get any simpler than this. Embark on a 3 hour campaign with varied environments and situations, and beat the leaderboard on a tightly crafted survival mode.
25 Jun, 2023

Space Dragons
Choose your spaceship and defeat the alien threat that comes from the Moon. Blast your way crushing, ripping apart and exploding hostile aliens that are taking control of powerful weapons and military technology from Earth. Find the entity that controls the threat and make it explode into blood.
2 Aug, 2025

Idol Hell
🎀Idol Hell is the beginner friendly bullet hell game!🎀Play as Medli and fight through hoards of enemies and meet vibrant cute bosses! Play at your pace and choose from 4 difficulties!
2 Mar, 2023

Cat Girl Without Salad: Amuse-Bouche
Interstellar mayhem! A bounty-hunting cat girl! Funktasmical genre-spanning action! This one has it all — no foolin'!
1 Apr, 2025

Sins of a Solar Empire II
Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
15 Aug, 2024

Galactic Civilizations IV
Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.
19 Oct, 2023

Omega Warp
Omega Warp is a sci-fi themed action-adventure, which takes place aboard an interstellar freighter. Explore, upgrade your skills and equipment, and uncover the mysteries surrounding the freighter's loss of communication with the base of operations on Earth.
19 Jun, 2024

Machinicide
Machinicide is a boomer shooter with imm sim and bullet hell elements. Reduce all evil robots to scraps with a huge arsenal of futuristic weapons and abilities, such as telekinesis, changing of gravity and many more.
17 Feb, 2025

Gunmancer
Gunmancer is a science fantasy roguelike top-down shooter. Summon guns as you shoot your way through mysterious randomly generated dungeons full of ancient forbidden magic of guns and dangerous monsters.
26 Jul, 2021

Cubic Odyssey
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!
14 May, 2025

Stellaris
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
9 May, 2016

Farworld Pioneers
Explore an open world, sci-fi sandbox – in PVP, PVE, and co-op. Build and manage colonies on alien planets, and recruit AI survivors with unique personalities and skills. Craft, build, mine, farm, or get your electric death rifle and say hello to your neighbors.
30 May, 2023

Red Wings: Aces of the Sky
Red Wings: Aces of the Sky is an arcade action game that puts you in the middle of WWI aerial battles. Accompany the legendary Red Baron and cheat death on your way to victory!
13 Oct, 2020

Robonauts
Shoot through storms of weird and funny creatures, jump between planets by switching gravity, and relive the childhood fun of your very first arcade shooters - alone or with a friend in co-op!
9 Sep, 2021

Strike Suit Zero: Director's Cut
The definitive edition of Strike Suit Zero delivers the ultimate version with a graphical overhaul, restructured campaign and all its DLC. Pilot the mecha Strike Suit across massive fleet battles where your dogfighting skills will decide Earth's fate.
8 Apr, 2014
![Four Lights : The 1st World [Iruka Route]](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2444660/header.jpg?t=1781512287)
Four Lights : The 1st World [Iruka Route]
Our protagonists E.B. and Iruka have become the targets of Lucifer. With a terrorist attack being the first, various misfortunes come over them. Fight against the world alongside the angels and protect your loved ones.
15 Jun, 2023

Space Engineers 2
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
27 Jan, 2025

Viravius Shooter
A sentient AI in 2084 faces a hacking adventure to survive. Play as Viravius and tackle 60 incredible levels to guide him towards his destiny that will change forever the world. 16 Different Player Armor, 5 Unique boss fight, Co-Op Campaign.
16 Nov, 2024

Sketchy's Contract
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
9 Apr, 2024

Lawyer Guy: Defender of Justice
Lawyer Guy is a tough-as-nails action platformer game inspired by Mega Man, with modern quality-of-life touches and sprawling intricately-designed levels and bosses. And it's free!
6 Nov, 2020

Protolife
Protolife is an unique tower-based strategy game which gives you a direct control over the builder robot in a struggle against the hungry proto-life organism.
15 Jun, 2018

Rick Henderson
Rick Henderson is an endless horizontal-scrolling shoot 'em up with infinite replayability, a true homage to 16-bit shooters wrapped in graphics we all loved. Twitch your fingers through five enemy factions and their bosses, upgrade your ship and try to survive through unpredictable space events.
4 Aug, 2021

Minuto - Galactic Deliveries
A math-y puzzle game about planning routes to deliver packages in space. All ships must land together while navigating obstacles. Strange customers and hidden lore are there too.
30 Apr, 2025

Celestial Command
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
20 Nov, 2014

Relic Space
Experience deeply simulated, hex-based space combat as an elite starship pilot. Explore a ruined solar system, upgrade your ship, and lead your faction to greatness in this tactical, space RPG with 4X elements.
19 Jul, 2024