- #1 ExoDomia
97% 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 14.5%, Aliens 12.7%, Shooter 10.7%, Open World 9.9%, Space 8%
- #2 HEARTS OF COLD - REDEMPTION
96% match1 user reviews100% of 1 reviews2024
Dev: Peter Coleman
Windows
Hearts of Cold is a story driven, futuristic, open world, first person-third person Shooter, set in a wide range of varied environments with fast paced, intensive action interspersed with moments of calm and adventure.
Why similar: FPS 14.4%, Military 12.2%, Shooter 10.7%, Open World 10.2%, Aliens 8.2%
- #3 Crysis Remastered
96% matchMostly Positive77% of 16,892 reviews2021
Dev: Crytek
Windows
Median: 4.0 hrsMean: 6.9 hrs≥1hr: 81%
The classic first person shooter from Crytek is back with the action-packed gameplay, sandbox world, and thrilling epic battles you loved the first time around – now with remastered graphics optimized for a new generation of hardware.
Why similar: Aliens 17.6%, FPS 16.4%, Stealth 12.8%, Shooter 11.8%, Futuristic 9.7%
- #4 Alien: Rogue Incursion Evolved Edition
95% matchMostly Positive73% of 877 reviews2025
Dev: Survios
Windows
Median: 4.1 hrsMean: 5.7 hrs≥1hr: 76%
A new action-horror story set in the iconic Alien universe. Play as rogue Colonial Marine Zula Hendricks, sent to investigate a blacksite on Purdan. Fight and survive using your skill, reflexes, and determination against a deadly Xenomorph incursion in this gripping first chapter of a two-part saga.
Why similar: FPS 15.6%, Aliens 14.8%, Military 14.6%, Shooter 11.2%, Stealth 10.2%
- #5 Trapped In The Omniverse
94% match3 user reviews100% of 3 reviews2026
Dev: Mariano Miguel Lanzi
Windows
FPS single-player de ciencia ficción con supervivencia y exploración interdimensional, donde combatís criaturas anómalas y luchás por sobrevivir en entornos distorsionados.
Why similar: FPS 14.5%, Inventory Management 11.9%, Shooter 10.3%, Open World 9.2%, Aliens 8.3%
- #6 Dead Ice
94% 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: Aliens 16.7%, FPS 16.5%, Military 14%, Shooter 11.4%, Space 10.3%
- #7 Crysis Warhead®
92% matchVery Positive86% of 4,055 reviews2008
Dev: CrytekPub: Electronic Arts
Windows
Median: 2.5 hrsMean: 6.7 hrs≥1hr: 63%
Pulse-racing new installment from 2007's PC Game of the Year*: Play as Sergeant Sykes and experience a whole new side of the battle. A standard combat mission behind enemy lines becomes critical when you discover your enemies have captured something of vital importance to the ensuing war.
Why similar: FPS 24.2%, Aliens 15.3%, Military 11.4%, Sci-fi 10.6%, Shooter 10.3%
- #8 Project Perun
91% matchNo user reviews
Dev: rainstory.games
Windows
A sci-fi action-adventure game in VR.
Why similar: Aliens 14.7%, Space 12.4%, Shooter 12.4%, FPS 12%, Sci-fi 11.3%
- #9 Necrotic Nightmare
91% 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: Aliens 18.9%, FPS 17.7%, Shooter 14.6%, Action-Adventure 10.8%, Futuristic 10.4%
- #10 Apollo Red Moon
90% 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: Military 18.9%, FPS 15.4%, Space 13.6%, Sci-fi 12.3%, Shooter 9.5%
- #11 Crysis 2 - Maximum Edition
89% matchVery Positive85% of 13,804 reviews2011
Dev: Crytek StudiosPub: Electronic Arts
Windows
Median: 3.0 hrsMean: 10.8 hrs≥1hr: 73%
Aliens are decimating New York City, only you have the technology to survive. Be The Weapon.
Why similar: FPS 25.6%, Aliens 16.2%, Sci-fi 12.3%, Shooter 11.7%, Stealth 11.4%
- #12 Phantom Xcape
88% 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 18.5%, Shooter 15.2%, Military 13.7%, Action-Adventure 11.2%, Stealth 8.7%
- #13 Humanity Lost
86% 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 17.3%, Open World 12.6%, Shooter 12.5%, Sci-fi 11.9%, Space 9.4%
- #14 Invasion Resistance 2
86% match6 user reviews100% of 6 reviews2020
Dev: Ali Soltanian Fard JahromiPub: Soltanian Games
Windows
A PC first-person shooter game with a short single-player campaign containing 13 maps and several cut-scenes.
Why similar: Aliens 19.5%, FPS 17.8%, Shooter 14.3%, Action-Adventure 10.4%, Futuristic 9.4%
- #15 Prey
84% matchVery Positive91% of 53,815 reviews2017
Dev: Arkane StudiosPub: Bethesda Softworks
Windows
Median: 7.0 hrsMean: 27.2 hrs≥1hr: 90%
In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.
Why similar: Aliens 16.2%, Sci-fi 14.7%, FPS 14%, Space 13.2%, Stealth 8.3%
- #16 Mind Space
85% match2 user reviews100% of 2 reviews2021
Dev: Quantum Drop Studio
Windows
FPS with rpg elements. Made by one solo indie game developer.
Why similar: Aliens 26.6%, Military 17.9%, Shooter 16.6%, FPS 13.3%, Sci-fi 10.1%
- #17 Skin Deep
82% matchVery Positive94% of 1,672 reviews2025
Dev: Blendo GamesPub: Annapurna Interactive
Windows
Median: 2.9 hrsMean: 5.7 hrs≥1hr: 74%
Skin Deep is an immersive first-person shooter. We got sneezing. We got things getting stuck in your feet. Stalk through a vast non-linear starship and sneak, subvert, and sabotage to survive in this stellar sandbox. You're outnumbered, outgunned, and have no shoes. Welcome to Skin Deep!
Why similar: FPS 17.5%, Stealth 17.1%, Sci-fi 11.4%, Space 10.1%, Shooter 10%
- #18 Ubermensch
84% match9 user reviews70% of 10 reviews2024
Dev: brinksmanPub: Game Theory
Windows
First-person mod of the Unreal Engine Lyra starter project
Why similar: FPS 19.5%, Aliens 19.4%, Shooter 13.4%, Space 11.2%, Futuristic 10.8%
- #19 Killing Bullet
83% 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 24.9%, Shooter 16.7%, Military 13.6%, Aliens 12.7%, Action-Adventure 10%
- #20 Alien: Rogue Incursion VR
82% matchMostly Positive71% of 1,443 reviews2024
Dev: Survios
Windows
Median: 1.4 hrsMean: 3.9 hrs≥1hr: 56%
Alien: Rogue Incursion is an all-new action-horror VR game that transforms you into ex-Colonial Marine Zula Hendricks on a dangerous mission to the uncharted planet Purdan, featuring innovative real-life motion gameplay, a whole-body loadout, and the most cunning Xenomorphs ever encountered.
Why similar: Aliens 22.3%, Military 12.3%, FPS 11.2%, Shooter 10.4%, Stealth 9.9%
- #21 Kreed
81% matchMixed66% of 41 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 22.6%, Shooter 18.1%, Aliens 15.7%, Space 11.7%, Futuristic 10.8%
- #22 High On Life 2
81% matchMostly Positive72% of 2,265 reviews2026
Dev: Squanch Games, Inc.
Windows
Median: 8.7 hrsMean: 13.3 hrs≥1hr: 90%
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 21%, Aliens 19.8%, Shooter 12.4%, Action-Adventure 9.8%, Sci-fi 9.4%
- #23 Kreed: Battle for Savitar
79% matchMostly Positive79% of 19 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 22.4%, Shooter 18.4%, Aliens 15.1%, Space 11.8%, Futuristic 11%
- #24 ENDTIMES
80% matchNo user reviews
Dev: KanoleiroPub: Kanoleiro Games
Windows
A LINEAR SCI-FI ACTION HORROR FIRST PERSON SHOOTER WHERE YOU FIGHT YOUR WAY THROUGH AN ALIEN PLANET UNCOVERING SECRETS AS YOU EXPLORE AND DESTROY EVERYTHING IN YOUR PATH.
Why similar: FPS 16.3%, Military 14.5%, Aliens 13.3%, Sci-fi 10.6%, Space 10.4%
- #25 GCS: Salvage Rat
79% match9 user reviews22% of 9 reviews2025
Dev: Stellar Forge Works
Windows
A gritty first-person space sim where you mine, trade, fight, and salvage across a procedurally generated universe—then breach derelicts in tense FPS missions with permadeath and full ship customization.
Why similar: FPS 17.1%, Space 15.5%, Action Roguelike 14.1%, Sci-fi 13.2%, Futuristic 11.8%
- #26 B.L.A.C.K. - 1
78% 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 17.5%, Action Roguelike 16%, Shooter 14.2%, Space 13%, Sci-fi 10.8%
- #27 Astral Horizon
78% matchNo user reviews
Dev: Infohazard Games
Windows
Astral Horizon is a first-person space opera adventure featuring combat with six degrees of freedom. Give orders to your squadmates and find creative ways to approach combat in zero-gravity. Explore epic sci-fi locations as you fight a war to uncover a perspective-shattering discovery.
Why similar: FPS 17.6%, Shooter 15.1%, Sci-fi 12.9%, Tactical 12.4%, Space 9.7%
- #28 NEURO
77% matchMixed49% of 35 reviews2024
Dev: Revolt GamesPub: Strategy First
Windows
NEURO is a narrative first-person shooter in a cyberpunk setting. The action is taking place in the future, in the 4th century of the Space Era, which starts after humans invent a hyperspace engine.
Why similar: FPS 24.8%, Aliens 18.3%, Shooter 15.4%, Futuristic 10%, Sci-fi 10%
- #29 Xerxes Shadow
76% 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 17.4%, Space 16.4%, Shooter 14.6%, Futuristic 12.5%, Sci-fi 9%
- #30 Federation Mycha
76% match1 user reviews0% of 1 reviews2024
Dev: Derpy Nerd Studios
Windows
Step into a world over run with Mycha, a strange mineral with seemingly magical powers. Clear monster-infested environments and protect researchers on your own or with up to three other players online. Welcome to The Federation.
Why similar: FPS 17.1%, Shooter 13.4%, Futuristic 11.6%, Tactical 11.2%, Sci-fi 10.2%
- #31 Iridio
73% matchVery Positive90% of 109 reviews2026
Dev: KR Games
Windows
Seized by criminals, the island designated for your research needs your help. Join Yatziri and the Wazhari tribe to liberate their hostages, explore hidden secrets, craft essential items and weapons, and strategically use fire and water in challenging puzzles and life-or-death battles for survival.
Why similar: FPS 16.2%, Inventory Management 12.9%, Open World 12%, Shooter 12%, Stealth 10.7%
- #32 Rogue Planet
75% matchNo user reviews
Dev: Renderise Games
Windows
Rogue Planet is a roguelite first-person shooter set on Earth, which has been destroyed by a cybernetic crisis. Build your character using unique items, weapons, and active skills to defeat all enemies
Why similar: Military 15.6%, Action Roguelike 15.2%, Space 13.1%, Aliens 9.9%, FPS 9.9%
- #33 The Future Project
74% 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 18%, Aliens 15.2%, Shooter 13.5%, Sci-fi 11.9%, Space 9.4%
- #34 Aliens: Colonial Marines Collection
75% matchMixed62% of 12,007 reviews2012
Dev: Gearbox SoftwarePub: SEGA
Windows
Median: 5.3 hrsMean: 15.4 hrs≥1hr: 77%
You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.
Why similar: Aliens 31.5%, FPS 22.3%, Shooter 11.3%, Sci-fi 11.2%, Space 9.2%
- #35 Stellar Valkyrie
73% matchNo user reviews
Dev: In The Keep GamesPub: In The Keep
Windows · Mac · Linux
Space bounty hunter Falco must explore the solar system in search of his ex-girlfriend and destroy the Black Star cult. Collect bounties, upgrade your equipment, explore planets, crack wise & fight aliens in this GZDoom-powered Retro-FPS adventure.
Why similar: FPS 21.6%, Aliens 18.3%, Shooter 15.7%, Space 11.1%, Action-Adventure 10.5%
- #36 MINI Wars
74% matchMostly Negative22% of 18 reviews2019
Dev: Applykat
Windows
MINI Wars, FPS Survival Game
Why similar: FPS 18.1%, Military 16.5%, Inventory Management 14.6%, Shooter 13.1%, Open World 12.7%
- #37 Gastro Force
73% matchMostly Positive73% of 22 reviews2023
Dev: SomepxPub: Ratalaika Games S.L.
Windows
The player takes the role of the last soldier of the highly specialized "Gastro Force", elite troopers trained to infiltrate the enormous alien guts to fight them from the inside!
Why similar: Aliens 25.5%, FPS 25%, Futuristic 11.2%, Sci-fi 9.5%, Shooter 8.2%
- #38 THE GUARDIANS
72% matchNo user reviews2026
Dev: Neutron Studios LLC
Windows
The Aegis Carrier Fleet merges human skill with unmatched AI control, IRRA. Control the most advanced aircraft into lethal battle zones, where your squadrons act with precision to secure decisive victories.
Why similar: Military 18.7%, FPS 14.6%, Sci-fi 10.1%, Shooter 9.9%, Realistic 8.3%
- #39 Kill Cast
71% matchNo user reviews2026
Dev: CGBYLG
Windows
Born from classic arcade top down shooters like Smash TV and 80’s action thriller The Running Man! Welcome to Kill Cast Show! An FPS bullet raining shooter where you must survive endless wave of mutants. It's the gameshow of the future where contestants fight for survival.
Why similar: Aliens 22.6%, FPS 21.5%, Shooter 17.7%, Futuristic 12.5%, Sci-fi 9.2%
- #40 Undead Space
71% matchNo user reviews
Dev: PunkOFFPub: Honor Games
Windows
A mix of Resident Evil’s horror and Dead Space’s hopelessness. Explore locations inspired by the Spencer Mansion and the Ishimura ship. On the scientific complexes of Mars, you are completely alone, surrounded by the undead. Immerse yourself in the atmosphere of a cosmic SURVIVAL HORROR.
Why similar: Aliens 20.7%, FPS 12.6%, Sci-fi 11%, Space 10.8%, Futuristic 10.8%
- #41 Empirical
70% match2 user reviews100% of 2 reviews2025
Dev: Tunnelfish Studios
Windows
FPS hero shooter where you utilize the elements to claim victory.
Why similar: FPS 22.9%, Shooter 18.9%, Space 11.6%, Sci-fi 11%, Tactical 9.8%
- #42 THE OUTREACH
71% matchNo user reviews
Dev: Revision Interactive
Windows
Welcome Human-V1399 to the "Human Restoration Program," the final hope for the rebirth of mankind. In this physics-based movement shooter, use telekinetic powers to defeat hostile alien-built creatures through the depths of an irradiated planet in a conflict-ridden solar system.
Why similar: FPS 25.4%, Aliens 22.3%, Sci-fi 14%, Shooter 10.6%, Inventory Management 8.4%
- #43 After Dark
70% matchNo user reviews
Dev: FireDevTeam
Windows
Get into an alternative world in which an unknown catastrophe occurred, which led to the complete disappearance of mankind. Find out the cause of what happened and most importantly, try to survive, because you are far from alone in this world.
Why similar: FPS 19.6%, Shooter 17.3%, Aliens 17%, Futuristic 11.8%, Exploration 9.1%
- #44 Operation: Black Mesa
69% matchNo user reviews
Dev: Tripmine Studios
Windows
Experience the Half-Life™ expansion packs like never before. Operation: Black Mesa features reimaginings of both Half-Life™ Opposing Force and Half-Life™ Blue Shift through two unique campaigns. How will you survive the Black Mesa Incident? It's time to choose.
Why similar: FPS 22.2%, Aliens 16.5%, Military 16%, Shooter 15.7%, Sci-fi 8.6%
- #45 Solitude
67% 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 25.8%, Shooter 16.3%, Open World 11.3%, Action-Adventure 10.5%, Space 8.5%
- #46 Alien Rage - Unlimited
70% matchMixed68% of 3,549 reviews2013
Dev: CI Games
Windows
Median: 1.1 hrsMean: 9.4 hrs≥1hr: 51%
Unleash a fury of powerful weapons as you blast your way through armies of Alien forces hell-bent on taking you down! Battle through 14 intense levels and prepare to face a barrage of beastly-sized bosses that will test your every skill. Each of your 10 weapons comes with two firing modes and you’ll need all of them!
Why similar: FPS 25.6%, Shooter 22.1%, Aliens 20.4%, Sci-fi 11.9%, Action 11%
- #47 Strangeland - The Last Colony
69% matchNo user reviews2025
Dev: ENDLESS GameDev
Windows
Project Reboot.
Why similar: FPS 19.1%, Open World 14.5%, Shooter 13.6%, Futuristic 12.9%, Sci-fi 10.8%
- #48 Madness Beverage
68% matchMixed50% of 14 reviews2021
Dev: Blue Sunset GamesPub: Console Labs S.A.
Windows
Travel through the galaxy and beat space demons to a bloody pulp in this intense first-person boomer shooter! Use a variety of weapons and powerful drinks created for one purpose only – to bring destruction and lots of blood.
Why similar: FPS 17.9%, Shooter 14.7%, Aliens 13.2%, Futuristic 10.3%, Action-Adventure 10.3%
- #49 The Signal From Tölva
69% matchMixed68% of 1,111 reviews2017
Dev: Big Robot Ltd
Windows · Mac · Linux
Median: 3.0 hrsMean: 4.2 hrs≥1hr: 83%
The Signal From Tölva is an open-world first-person shooter set on a distant, haunted, future world. Unlock savage weapons and recruit robots to fight alongside you as rival factions struggle to discover the source of the mysterious signal. What you discover will decide the fate of a world.
Why similar: FPS 20.7%, Open World 19.5%, Sci-fi 13.5%, Shooter 7.9%, Exploration 6.8%
- #50 Alcyone
68% 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 26.4%, Shooter 21.8%, Sci-fi 15.3%, Open World 14.4%, Action 11%
- #51 Forsaken Struggle
66% match1 user reviews100% of 1 reviews2025
Dev: Saragan Games Limited
Windows
Stranded on a broken spaceship, you and your crew must scavenge resources, build and repair your ship, and fend off constant robotic alien assault. With oxygen and food running low, every decision could mean survival—or death. How long can you hold out?
Why similar: FPS 19.6%, Futuristic 13.6%, Action-Adventure 11.9%, Inventory Management 10.5%, Space 10%
- #52 AFTERGLOW
67% match6 user reviews67% of 6 reviews2022
Dev: DIRECTOR'S CUT
Windows
AFTERGLOW - is an adventure game set in the post-war nuclear winter of 2058, where energy, weapons, and mods are valued above all else.
Why similar: FPS 22.6%, Futuristic 14.7%, Shooter 13.9%, Sci-fi 10.6%, Action-Adventure 10.5%
- #53 America's Army: Proving Grounds
68% matchMostly Positive79% of 11,017 reviews2013
Dev: U.S. Army
Windows
Median: 48 minMean: 34.1 hrs≥1hr: 45%
America’s Army: Proving Grounds is the official game of the U.S. Army and part of the highly acclaimed America’s Army game series. This free military game focuses on small unit tactical maneuvers and puts you to the test in a wide variety of new America’s Army maps and AA fan favorites.
Why similar: FPS 25.9%, Military 23.6%, Shooter 14.9%, Tactical 11.8%, Open World 6.7%
- #54 Ashline
67% matchNo user reviews
Dev: GRID LOOTIFY
Windows
Survive in a world devastated by infection. Explore a vast open world, scavenge abandoned towns, fight relentless hordes, and endure alone or in co-op.
Why similar: FPS 20%, Shooter 13.6%, Military 11.8%, Stealth 10.6%, Open World 10.3%
- #55 Lust Effect [18+]
64% matchMixed68% of 127 reviews2025
Dev: Dirty Adventures 🖤
Windows
Lust Effect [18+] is a first-person shooter with adult content. Explore a space station overrun by xenomorphs, manage resources, uncover spicy memories, and fight for survival in a mix of horror, sci-fi, and lust.
Why similar: Aliens 20.8%, FPS 14%, Futuristic 12.4%, Space 11.5%, Shooter 10.8%