- #1 NeptuneGL
97% matchNo user reviews
Dev: gothic serpent
Windows
Enjoy the thrill of the hunt in this 6 degree of freedom space shooter with immersive graphics and multiplayer.
Why similar: 6DOF 34.8% ★, FPS 19.2%, Action 15.8%, Shooter 15.7%, Space 14.5%
- #2 Empirical
96% match2 user reviews100% of 2 reviews2025
Dev: Tunnelfish Studios
Windows
FPS hero shooter where you utilize the elements to claim victory.
Why similar: FPS 22.3%, Shooter 19.8%, Tactical 13.1%, Action 11.6%, Sci-fi 11.4%
- #3 Overload Playable Teaser 3.0
96% matchVery Positive94% of 671 reviews2016
Dev: Revival Productions, LLC
Windows · Mac · Linux
Median: 30 minMean: 3.6 hrs≥1hr: 29%
A playable demo of the game Overload, a new six-degree-of-freedom shooter from the creators of Descent. Version 3.0 is from April 2018.
Why similar: 6DOF 43.1% ★, Action 13.9%, FPS 13.7%, Space 10.4%, Shooter 10.3%
- #4 Kreed: Battle for Savitar
95% matchPositive83% of 12 reviews2026
Dev: Burut CTPub: Strategy First
Windows
Before you lies the story of a legendary Legion, destined in the distant future to reshape Earth’s civilization and lead its mission among the stars. A future in which humanity will achieve victory in the decisive battle for the Savitar space station.
Why similar: FPS 23.7%, Shooter 20.9%, Action 11.9%, Space 11.6%, First-Person 7.8%
- #5 Xerxes Shadow
94% matchNo user reviews
Dev: Determinist-Studios
Windows
Pilot your advanced Trident fighter through a mysterious frontier, where survival hinges on skill, strategy, and an inexplicable alien bond. XERXES:SHADOW - Your mind is the battlefield.
Why similar: FPS 18.2%, Shooter 16.4%, Space 15.9%, Sci-fi 9.9%, First-Person 7.8%
- #6 Kreed
93% matchMostly Positive73% of 22 reviews2026
Dev: Burut CTPub: Strategy First
Windows
Kreed, a massive gravity field of unknown proportions, is threatening to swallow the galaxy whole. As a soldier marooned there, you must fight for your survival against hordes of alien marauders and unearth the dark secret behind the mysterious space anomaly.
Why similar: FPS 23.6%, Shooter 20.8%, Action 11.9%, Space 11.6%, First-Person 7.8%
- #7 Bounty
92% matchMixed63% of 19 reviews2022
Dev: Cupine Army
Windows
A sci-fi first-person shooter with a dynamic deployable cover system. A demo level from our game Bounty.
Why similar: FPS 32.9%, Shooter 19.8%, Sci-fi 16.6%, Action 11.9%, First-Person 7.6%
- #8 Madness of the Science
91% matchNo user reviews
Dev: Pattern Games
Windows
Gain power from past scientists by making improvements from the skill tree. Survive the explosion in the laboratory, prevent the spread of artificial intelligence robots that see you as enemies to the outside world. Enjoy science!
Why similar: FPS 18%, Shooter 15.6%, Tactical 14.8%, Sci-fi 12%, First-Person 8.8%
- #9 Solitude
90% matchPositive87% of 23 reviews2025
Dev: Bojun LiuPub: Jerboa Interactive
Windows
A survival shooter with story elements where you explore a hostile alien world after crash-landing your spaceship. Complete quests and gather the resources needed to escape.
Why similar: FPS 26.1%, Shooter 17.7%, Sci-fi 8.7%, Space 8%, Action-Adventure 7.5%
- #10 Syndeo-Complex
89% matchMixed65% of 23 reviews2022
Dev: ddzevprod
Windows
In Syndeo-Complex you will explore five different environments connected by a hub. Each level has its own mechanics, weapons, enemies and bosses. The Keli, small droids, will (probably) guide you in your quest.
Why similar: FPS 21.5%, Shooter 18.5%, Action 11%, First-Person 9.1%, Action-Adventure 9%
- #11 NBF0
89% match2 user reviews100% of 2 reviews2025
Dev: Desafortunados Games
Windows · Linux
A simple, fun, FPS where you must advance through waves of evil robots. Use your energy weapons to fight them and escape to freedom!
Why similar: FPS 28%, Shooter 24.9%, Sci-fi 17.6%, Action 14.9%, First-Person 12%
- #12 Necrotic Nightmare
88% matchNo user reviews
Dev: Ravenous Studios
Windows
Nightmare has descended on the starship Starfarer ETOS-1. Battle the hoards, defend the crew, resist the infection and uncover the truth in this first-person Sci-Fi horror shooter, harnessing powers, upgrading weapons, and battling to survive. The voices are calling you. Will you listen?
Why similar: FPS 21%, Shooter 18.6%, Action 11.3%, Action-Adventure 9.1%, Sci-fi 8.8%
- #13 Phantom Xcape
87% matchNo user reviews
Dev: pixalent
Windows
Step into 'Phantom Xcape' and become an international spy in a thrilling first-person stealth action game. Use advanced stealth tactics and espionage tools to navigate through challenging missions and make critical decisions that impact the story.
Why similar: FPS 21.4%, Shooter 18.9%, Tactical 12.7%, Action 11.2%, Action-Adventure 9.2%
- #14 Shoot For Fun's Sake
86% match1 user reviews100% of 1 reviews2023
Dev: Galvanized Logic Inc.
Windows
A short solo shooter game requiring tactical skills to neutralize sensors before the sensor detection limit is exceeded.
Why similar: FPS 27.5%, Shooter 21.6%, Tactical 21.3%, First-Person 11.8%, Action 8.7%
- #15 Alpha Prime
86% matchMixed56% of 1,505 reviews2007
Dev: Black ElementPub: Bohemia Interactive
Windows
Median: 42 minMean: 25.3 hrs≥1hr: 44%
Somewhere in deep space, at an apparently abandoned mining base on the asteriod Alpha Prime, something has gone terribly wrong. Miners were warned that the hubbardium they were mining was too dangerous, but the lure of unimaginable wealth was too strong.
Why similar: FPS 36.5%, Shooter 17.8%, Sci-fi 16.8%, Action 12.4%, First-Person 6.7%
- #16 Dreg Cannon
85% matchNo user reviews
Dev: Team RAEPub: Extinction Studios
Windows
Rise up and help save New Vega from the Techno-mages!
Why similar: FPS 28.9%, Sci-fi 20.3%, Tactical 13.1%, First-Person 10.6%, Action-Adventure 9.3%
- #17 ONCE / однажды
84% matchNo user reviews
Dev: dipgames
Windows
ONCE / однажды is a first-person adventure game set in an alternative post-Soviet space. As a volunteer, you go to conduct an unscheduled inspection of power plant points.
Why similar: FPS 22.8%, Shooter 18%, Sci-fi 12.1%, Action-Adventure 8.8%, First-Person 8.7%
- #18 JackKnife
84% matchNo user reviews
Dev: SlavJankStudios
Windows
First Person Shooter with surreal gunfights and story. Tactical Goal Oriented Ai. Many enemy types and bosses. Merchant with upgrade system. Fully Voice Acted Story. Gibbing enemies. Interactable and destructible environments.
Why similar: FPS 31%, Shooter 20.5%, Action 11.8%, Story Rich 9.6%, First-Person 7.9%
- #19 Echofall
83% matchNo user reviews
Dev: Retrocausal Studios
Windows
A high-mobility sci-fi FPS built around full directional gravity control. Rotate gravity at will, transform walls into floors, ceilings into escape routes, and vertical arenas into tactical advantages. Combine precision gunplay with fluid movement to survive relentless, escalating enemy pressure.
Why similar: FPS 24%, Shooter 23.1%, Action 13.4%, Sci-fi 10.4%, First-Person 7.1%
- #20 SLENDYJAN
82% matchNo user reviews
Dev: TurrerPub: We are not machines
Windows
Slendyjan takes place on a planet devastated by a war that has been consuming all the races that inhabit it for years. The player controls Jan, an exceptionally powerful mercenary who fights on the side of the Nuggets, an advanced civilization from an unknown planet.
Why similar: FPS 30.4%, Shooter 18.3%, First-Person 11.5%, Sci-fi 10.3%, Action 8.3%
- #21 B.L.A.C.K. - 1
82% match3 user reviews33% of 3 reviews2023
Dev: Scared Astronaut
Windows
Fight for survival in B.L.A.C.K - 1, a 3D FPS roguelike set in a dystopian future. Battle through procedurally generated spaceships using all your skills and resources, in Zero-G environments. Can you survive long enough to finally escape from enemy territory?
Why similar: FPS 19.4%, Shooter 16.8%, Space 13.4%, Sci-fi 12.8%, Action 6.9%
- #22 STAR WARS™ Republic Commando™
81% matchOverwhelmingly Positive96% of 16,716 reviews2009
Dev: LucasArts
Windows
Median: 1.5 hrsMean: 15.8 hrs≥1hr: 58%
You are the leader of an elite squad of Republic Commandos, your mission is to infiltrate, dominate, and ultimately, annihilate the enemy. Your squad will follow your orders and your lead, working together as a team - instinctively, intelligently, instantly. You are their leader. They are your weapon.
Why similar: FPS 25.1%, Tactical 21%, Sci-fi 13.2%, Shooter 12.5%, Action 7.2%
- #23 Tom Clancy's Ghost Recon® Island Thunder™
81% matchVery Positive87% of 173 reviews2008
Dev: Red Storm EntertainmentPub: Ubisoft
Windows
Median: 24 minMean: 5.7 hrs≥1hr: 40%
Ghost Recon takes the next step in battlefield realism with Tom Clancy's Ghost Recon™: Island Thunder™. Cuba, 2009: Castro is dead, and the first free Cuban elections in decades are thrown into turmoil by a drug-funded warlord. The Ghosts, an elite team of U.S.
Why similar: Tactical 28.4%, FPS 22.2%, Shooter 20.4%, Action 17.6%, First-Person 8.6%
- #24 Angels Fall First
80% matchVery Positive82% of 2,786 reviews2015
Dev: Strangely Interactive Ltd
Windows
Median: 1.6 hrsMean: 5.9 hrs≥1hr: 62%
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever wanted in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full AI support included!
Why similar: FPS 26%, Sci-fi 19.2%, Space 17.7%, Tactical 10.7%, Action 8.9%
- #25 Vortex Revenants
79% matchNo user reviews
Dev: Flint Forge
Windows
Vortex Revenants: Immerse yourself in intense team-based FPS battles set in a futuristic world. Choose your class, wield advanced weaponry, and dominate the competition in dynamic environments.
Why similar: FPS 21.6%, Shooter 16.2%, Tactical 12.9%, Space 11.3%, Sci-fi 10.5%
- #26 Relictus: Blackout
78% matchMostly Negative38% of 13 reviews2025
Dev: Grostphere Arts
Windows
Relictus: Blackout is a grounded, tactical multiplayer shooter designed for players who crave a focused and intense combat experience. Combining the fast-paced action of classic shooters with deliberate, class-based gameplay, Relictus puts strategy and skill at the forefront of every match.
Why similar: FPS 16.6%, Shooter 14.2%, Tactical 12%, Sci-fi 9.8%, Space 9.3%
- #27 Alcyone
78% matchMixed55% of 33 reviews2022
Dev: Yann GEFFROTIN
Windows
Alcyone is a Science Fiction 3D First Person Shooter (FPS) Video Game set in an Open World mid-crisis New York City (NYC) that can be freely explored by the players.
Why similar: FPS 28.2%, Shooter 25%, Sci-fi 17.3%, Action 14.7%, First-Person 12.2%
- #28 Tom Clancy's Ghost Recon® Desert Siege™
79% matchVery Positive91% of 169 reviews2008
Dev: Red Storm EntertainmentPub: Ubisoft
Windows
Median: 12 minMean: 4.7 hrs≥1hr: 34%
East Africa, 2009. A 60-year conflict boils over as Ethiopia invades its smaller neighbor Eritrea, threatening the world's most vital shipping lanes in the Red Sea. An elite team of U.S. Army Green Berets, known as the Ghosts, moves in to safeguard the seas and free Eritrea.
Why similar: Shooter 26.5%, FPS 22.1%, Action 20.6%, Tactical 19.7%, First-Person 11.1%
- #29 ROG CITADEL XV
77% matchMixed68% of 638 reviews2021
Dev: ASUS GLOBAL PTE. LTD
Windows
ROG Citadel XV is a single-player, free to play FPS, combined with cutting-edge ROG product display. Dive into the new chapter to experience the story and challenges in this flying fortress.
Why similar: FPS 20.6%, Shooter 18.3%, Action 12.9%, Sci-fi 11.3%, Action-Adventure 8.8%
- #30 Salyut π
77% match1 user reviews100% of 1 reviews2021
Dev: Waleles
Windows
Salyut π is a FIRST PERSON SHOOTER, with a great ATMOSPHERE. This game this game is set in a futuristic base, all this with great GRAPHICS.
Why similar: Shooter 25.8%, Sci-fi 20.1%, FPS 18.2%, Action 15.4%, First-Person 13.6%
- #31 Killing Bullet
76% match2 user reviews100% of 2 reviews2023
Dev: 逍遥_yw
Windows
You need to survive every round of enemy attacks, kill enemies to get rewards, buy props or extract stronger weapons to deal with stronger enemies, until you kill the last enemy. Enjoy the thrill of battle.
Why similar: FPS 28.3%, Shooter 20.4%, Sci-fi 9%, Action-Adventure 8.1%, Action 7.8%
- #32 Overload
75% matchVery Positive94% of 2,119 reviews2018
Dev: Revival Productions, LLC
Windows · Mac · Linux
Median: 3.5 hrsMean: 5.1 hrs≥1hr: 86%
A new six-degree-of-freedom shooter with intuitive controls, amazing lighting and graphics. From the creators of Descent, Overload is the best zero-gravity robot-blasting combat ever.
Why similar: 6DOF 45.2% ★, FPS 15.8%, Sci-fi 11.3%, Action 7.1%, Shooter 6.8%
- #33 Mech Hunter
75% matchNo user reviews
Dev: Blackflare StudioPub: GameHunters
Windows
In a world dominated by machines, mankind has lost hope for the future. You are a machine hunter. Your task is to recover and use the lost technology to save the human race. Track, hunt and build shelter in this extremely hostile world.
Why similar: FPS 31.5%, Sci-fi 22.7%, Shooter 15.8%, First-Person 11.1%, Action 8.9%
- #34 Asgard's Edda: Mechanical Threat
74% matchNo user reviews
Dev: NordVader Inc.
Windows
Asgard's Edda: Mechanical Threat is an action shooter. Play as one of Asgardian descendants, battling the ancient Architect and his nanobot army. Explore diverse locations, use heavy machine guns and traps in tactical combat, and upgrade your character in a rich mythological universe.
Why similar: FPS 18.2%, Sci-fi 13.5%, Shooter 11.7%, Space 10%, First-Person 8.4%
- #35 Astro
74% matchNo user reviews
Dev: delgoodie
Windows
Astro is a multiplayer fps, which explores the mind-bending opportunities of movement and gun fights in zero gravity. It focuses on the fun over realism, with deep and unique mechanics, weapons, and abilities.
Why similar: FPS 22.1%, 6DOF 17.8% ★, Shooter 15.2%, Space 13.5%, Sci-fi 7.8%
- #36 Hubris
72% matchMostly Positive75% of 843 reviews2022
Dev: Cyborn B.V.
Windows
Median: 1.1 hrsMean: 2.4 hrs≥1hr: 52%
Hubris is a VR action-adventure game set in a unique and colourful Sci-Fi universe, with immersive movement options, including swimming, climbing, and jumping. Players will have to gather resources, craft food and upgrade their weapons to fight off alien wildlife, droids, and humanoid enemies.
Why similar: 6DOF 13.9% ★, FPS 13.9%, Shooter 13.8%, Sci-fi 13.2%, Story Rich 7.3%
- #37 Viral
72% matchMixed60% of 15 reviews2023
Dev: Jitterware
Windows
Stylized sci-fi FPS shooter
Why similar: FPS 33.5%, Shooter 24%, Action 12.1%, Sci-fi 11.9%, Action-Adventure 8.6%
- #38 BlackSands
70% match4 user reviews100% of 4 reviews2026
Dev: Rotting Brains StudioPub: IIM Digital School
Windows
Trapped in a relentless time loop, fight your way through a mysterious arena. Explore, adapt, and use what you’ve learned throughout each reset to uncover its secrets, and reach your freedom.
Why similar: FPS 24.3%, Shooter 23.1%, Sci-fi 13.1%, Action 13.1%, Action-Adventure 9.8%
- #39 Interstellar Marines
73% matchMixed54% of 7,874 reviews2013
Dev: Zero Point Software
Windows · Mac · Linux
Median: 48 minMean: 6.8 hrs≥1hr: 45%
UPDATE 28 AVAILABLE - Interstellar Marines is an immersive tactical sci-fi First Person Simulator in the making, offering a unique blend of tactical gameplay, dynamic environments and non-scripted AI. Play Singleplayer or Co-op/PvP on servers around the world.
Why similar: FPS 24.8%, Tactical 24.4%, Sci-fi 14.6%, Shooter 12.8%, Action 8.2%
- #40 Descent 3
73% matchMixed68% of 102 reviews2014
Dev: Outrage EntertainmentPub: Interplay Inc.
Windows · Mac · Linux
Median: 6 minMean: 1.0 hrs≥1hr: 18%
The vertigo continues as the highly anticipated sequel to Descent I and II takes the mind-bending, pulse-pounding experience to another level!
Why similar: 6DOF 43.8% ★, FPS 18.3%, Action 14.4%, Sci-fi 13.2%, Shooter 10.3%
- #41 Humanity Lost
71% matchMixed68% of 41 reviews2021
Dev: Crafty Game Lab
Windows
Will you save humanity? You are on a mission to find a new planet for humans to inhabit. In this story driven FPS space opera you will explore open world planets, find weapons, upgrade your character, and befriend alien species.
Why similar: FPS 20.4%, Shooter 15.8%, Sci-fi 14.9%, Space 10.3%, Story Rich 8.4%
- #42 Strike Force 2 - Terrorist Hunt Enhanced Edition
71% matchMixed55% of 11 reviews2022
Dev: Enigma EntertainmentPub: Polygon Art Publishing
Windows
¡Equípate y lucha en un paraíso tropical convertido en zona de guerra! Enfréntate a una organización terrorista con rifles de asalto, francotiradores y ametralladoras. Disfruta de gráficos mejorados, IA más inteligente y niveles rediseñados en la actualización gratuita de la Edición Mejorada.
Why similar: FPS 26.5%, Shooter 22.9%, Tactical 13.7%, Action 13.4%, First-Person 10.2%
- #43 Dead Ice
70% matchNo user reviews
Dev: GAME Guys StudiosPub: GAME Guys (UKR)
Windows
In the future, humans conquered the stars and colonized other planets. In the bowels of the icy planet, scientists have discovered a natural and safe source of energy. But at the same time, they awakened an ancient alien life form. There is a conflict on the planet. Volunteers come to the rescue.
Why similar: FPS 21.5%, Shooter 16%, Space 12.5%, Sci-fi 12.1%, First-Person 8.8%
- #44 High On Life 2
67% matchMostly Positive71% of 2,060 reviews2026
Dev: Squanch Games, Inc.
Windows
Median: 8.6 hrsMean: 13.5 hrs≥1hr: 87%
An intergalactic conspiracy threatens the fate of humanity! Team up with a wide cast of talking alien guns as you shoot, stab, and skate your way through the exotic locales to take down the bad guys and save your favorite species (humans)!
Why similar: FPS 24.5%, Shooter 15.6%, Sci-fi 11.8%, Action-Adventure 8.3%, First-Person 8%
- #45 Ultra Form Alpha
70% matchNo user reviews2026
Dev: Luca Bacilieri
Windows
A short single player fps shooter game. Simply take your weapon and make it to the end. Enjoy the chaos and action.
Why similar: FPS 28.2%, Shooter 18.9%, Sci-fi 10.5%, First-Person 9.2%, Action 7.7%
- #46 THE MULLER-POWELL PRINCIPLE: Foreword
69% matchVery Positive82% of 265 reviews2023
Dev: Three Dots GamesPub: Take Aim Games
Windows
This prologue was created to present an overall concept of the main game through a pair of gameplay hours to introduce you to some of the game’s mechanics, creatures, and ideas.
Why similar: FPS 26.9%, First-Person 11%, Sci-fi 10%, Action-Adventure 9.2%, Story Rich 8.1%
- #47 Apollo Red Moon
69% matchNo user reviews
Dev: Red Moon Studio
Windows
Apollo Red Moon - is a retro sci fi fast paced shooter. That takes action in alternative history. As a member of Apollo Mission, after successful landing on the moon, you were amubushed and taken prisoner by Soviets who builds military base on the moon.
Why similar: FPS 19.2%, Sci-fi 16.3%, Space 15.8%, Shooter 12.7%, First-Person 8.5%
- #48 Tom Clancy's Rainbow Six Lockdown™
71% matchMixed61% of 520 reviews2008
Dev: Red Storm EntertainmentPub: Ubisoft
Windows
Median: 30 minMean: 4.9 hrs≥1hr: 36%
Engineered specifically for the PC by Red Storm Entertainment, Rainbow Six returns to deliver the tensest close-quarters battles ever experienced online. In this episode, Rainbow faces independent terrorist threats, tied together by one common element - the Legion virus.
Why similar: Shooter 24.8%, FPS 24.4%, Action 19%, Tactical 18%, First-Person 11.5%
- #49 District Zero
68% matchMixed64% of 11 reviews2025
Dev: Contrail Productions
Windows
Shoot your way through an alien takeover. Using your flashlight to see through the darkness and fight the aliens to make your way off the ship.
Why similar: FPS 25.2%, Shooter 22.3%, Action 13%, Sci-fi 12.1%, First-Person 11%
- #50 Sophonce
67% matchPositive91% of 22 reviews2025
Dev: Sameer Hirezi
Windows
Sophonce is a science fiction action horror first-person shooter that relies on philosophical undertones as the primary focus of the plot.
Why similar: FPS 27.2%, Shooter 23.5%, Sci-fi 16.6%, Action 14.1%, First-Person 11.4%
- #51 The Future Project
68% matchMostly Positive73% of 11 reviews2023
Dev: Infinite Level
Windows
Take control of an AI soldier, explore planets, and partake in fast paced combat in The Future Project, a first person metroidvania. Explore distinct worlds, obtain new weapons and abilities, and defeat powerful enemies in humanity's quest to journey the stars.
Why similar: FPS 20.4%, Shooter 16.4%, Sci-fi 14.4%, Space 9.9%, First-Person 7.5%
- #52 Astralis
69% match2 user reviews100% of 2 reviews2021
Dev: Vizek
Windows
Priviet to Astralis ! In this short game, you play as Lieutenant Alekseï Ivanov, a soldier awaken from his cryo-sleep to face a terrible threat happening in the soviet spaceship "Astralis" lost in an unkown part of the universe. Astralis is FPS horror sci-fi game with retro graphics and sounds.
Why similar: FPS 35.1%, Sci-fi 23%, Shooter 14.7%, First-Person 11.7%, Action 11.1%
- #53 Alien Destroyer
68% matchMixed48% of 27 reviews2021
Dev: RandomSpin
Windows
Alien robots are attacking.
Why similar: FPS 30.2%, Shooter 26.1%, Sci-fi 18.6%, Action 15.5%, 3D 6.7%
- #54 ExoDomia
67% matchNo user reviews
Dev: Fomorian Studios
Windows
Exodomia is a narrative-driven, action-adventure game set on the robotic world of Salakar V! In this fast-paced combat experience, you will encounter many dangerous creatures and enemies as you navigate a story of struggle and survival.
Why similar: FPS 25.2%, Shooter 19.4%, Sci-fi 9.4%, Space 8.6%, Action-Adventure 8.3%
- #55 Cleaning the Space
66% matchNo user reviews
Dev: Stiff Fox
Windows
“Cleaning the Space” is a game about clearing debris in Earth’s low orbit. Avoid obstacles and use various tools to clean up the space!
Why similar: 6DOF 31.6% ★, FPS 18.8%, Space 16.3%, Shooter 10.5%, Physics 7.7%
- #56 Naught Bots
67% matchMostly Positive79% of 14 reviews2021
Dev: JT MitchellPub: Dos Gatitos Games
Windows
Make cute things cry!
Why similar: FPS 28.1%, Sci-fi 22.2%, Shooter 20.6%, Action 8%, First-Person 7.8%