
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!
60+ similar titles based on shared tags and player behavior. Themes include FPS, Shooter, Action, First-Person.

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!

Stellar Valkyrie
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.

Alien Boom Boom
In Alien Boom Boom you will send your enemies flying utilizing a powerful arsenal of weapons and upgrades. The game features a fully voiced story campaign, several distinct levels, several enemies, bosses and frequent player/weapon upgrades that are customizable at the start of each level.
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 25.7%, Aliens 15.5%, First-Person 9%, Pixel Graphics 8.7%, Shooter 7.7%
In Alien Boom Boom you will send your enemies flying utilizing a powerful arsenal of weapons and upgrades. The game features a fully voiced story campaign, several distinct levels, several enemies, bosses and frequent player/weapon upgrades that are customizable at the start of each level.
Why similar: FPS 29%, Aliens 18.1%, First-Person 10%, Shooter 8.4%, 3D 7.3%
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 endless shooter where you must survive endless wave of mutants. It's the gameshow of the future where contestants fight for survival.
Why similar: FPS 26.7%, Aliens 20%, Action 10.7%, Futuristic 9.7%, First-Person 9.1%
ASTRA is an FPS with some platform twist to it, placed in an alien club. As an infiltrated human, you'll have to find and destruct the stolen generators, avoiding the enemies' attacks, who will get in your way.
Why similar: FPS 27.4%, Aliens 15.9%, Arena Shooter 12.5%, First-Person 8.4%, Shooter 7.8%
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 25.5%, Aliens 19.4%, Action 11%, Futuristic 9.4%, Shooter 8.6%
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 29.6%, Aliens 15%, Action 11.9%, Shooter 10%, Futuristic 9.1%
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 29.9%, Aliens 14.4%, Action 12%, Shooter 10.1%, Futuristic 9.2%
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 28%, Aliens 18.6%, First-Person 7.9%, Action 7.3%, Futuristic 7%
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 32.8%, Aliens 17.2%, Action 9.4%, Shooter 8.3%, Futuristic 8.3%
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 25.1%, Aliens 18.1%, Futuristic 9%, First-Person 8.8%, Sci-fi 7.3%
It's humans versus genetically engineered monsters in Dark Arena, a futuristic first-person shooter that combines run-and-gun gameplay with strategic play and puzzle solving.
Why similar: FPS 29.9%, Aliens 22.1%, Action 12.2%, Shooter 10.1%, First-Person 9.9%
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 33.8%, Aliens 19.2%, Action 14.6%, Shooter 12%, First-Person 10.5%
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 31.6%, FPS 31.3%, Action 9.1%, Sci-fi 8.7%, Shooter 6.5%
Aliens are decimating New York City, only you have the technology to survive. Be The Weapon.
Why similar: FPS 39%, Aliens 17.6%, Sci-fi 10.3%, Action 9.3%, Futuristic 7.4%
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 34.9%, Aliens 21.8%, Sci-fi 10.6%, Action 10.3%, Shooter 6%
RAILGUN 500 is a pick up and play arcade shooter featuring floods of alien freaks. Master the railgun's systems, manage the enemy horde, and you might just live through it all.
Why similar: FPS 26.1%, Aliens 20.9%, Shoot 'Em Up 12%, First-Person 8.1%, Shooter 7.6%
FPS with rpg elements. Made by one solo indie game developer.
Why similar: Aliens 27.9%, FPS 19.6%, First-Person 11.3%, Action 10.4%, Shooter 10%
SPACE DUDES vs ALIEN DUDES - Alien Dudes are attacking the Base, It's up to the Space Dudes to Stop Them ! Play Across Many Maps and Game Modes to Win the Day !
Why similar: FPS 33.6%, Aliens 29.8%, First-Person 12.4%, Shooter 11.4%, Action 9.9%
First-person mod of the Unreal Engine Lyra starter project
Why similar: FPS 28.8%, Aliens 20.4%, First-Person 10.1%, Futuristic 10%, Sci-fi 8.2%
Relive the legendary single-player campaign from the classic first-person shooter, Crysis 2, optimized for today's hardware in Crysis 2 Remastered.
Why similar: FPS 25.2%, Aliens 20.7%, Hero Shooter 9.2% ★, Futuristic 8.6%, First-Person 8%
A sci-fi first-person shooter with a dynamic deployable cover system. A demo level from our game Bounty.
Why similar: FPS 45%, Action 13.1%, Sci-fi 11.8%, Shooter 10.3%, First-Person 8.9%
Experience the single-player experience from the iconic first-person shooter, Crysis 3, optimized to take advantage of today's hardware in Crysis 3 Remastered.
Why similar: FPS 25.2%, Aliens 22.4%, Hero Shooter 9.8% ★, Sci-fi 7.9%, Futuristic 7.9%
Rat Hunter features traditional, by-the-book gameplay, which does not wander into the realm of tactical shooters. Players will have to overcome different obstacles and solve various puzzles in order to get to the next level.
Why similar: FPS 28.8%, Aliens 19%, Action 11.1%, First-Person 10.4%, Shooter 9.5%
Help iO defend the dangerous Lava Planet in this first-person VR shooter as hordes of enemies are unleashed in increasingly difficult waves! Use your gun and shield to get to the end and then beat your high score!
Why similar: FPS 33.8%, Shoot 'Em Up 15.4%, Aliens 12.3%, Shooter 8%, First-Person 7.4%
A PC first-person shooter game with a short single-player campaign containing 13 maps and several cut-scenes.
Why similar: FPS 26.4%, Aliens 20.6%, Action 11.8%, Futuristic 8.8%, Shooter 8.7%
This terrifying 1990s sci-fi first-person shooter from Capstone Software has you venturing deep into the dark and twisting test chambers of Corridor 7 to combat a hostile takeover of Earth.
Why similar: Aliens 26.6%, FPS 24.8%, Pixel Graphics 10.4%, First-Person 8.4%, Shooter 7.3%
Made by Gearbox Software and originally released in 2001 as an add-on to Half-Life, Blue Shift is a return to the Black Mesa Research Facility in which you play as Barney Calhoun, the security guard sidekick who helped Gordon out of so many sticky situations.
Why similar: FPS 48.7%, Aliens 19%, Sci-fi 9.3%, Action 7.1%, First-Person 6.5%
Liquidator 2 is an action-packed, first person shooter game with large cinematic adventure components.
Why similar: FPS 29.5%, Aliens 18.4%, Action 11.6%, Futuristic 10.4%, First-Person 10.3%
Old-school FPS in a neon package with lasers and robots! Fast paced action, bunny hopping and rocket jumping.
Why similar: FPS 38.5%, Futuristic 15.6%, Old School 13.2%, Sci-fi 10%, First-Person 8.3%
Mind controlled cows are headed straight for you. Scavenge, barricade, and defend as long as you can. How long will you survive the dairy onslaught?
Why similar: FPS 24.9%, Aliens 24.1%, Pixel Graphics 9.4%, First-Person 7.9%, Shoot 'Em Up 7.3%
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 25.2%, Aliens 13.2%, Pixel Graphics 10%, First-Person 9.4%, Futuristic 9.1%
Be the cactus, become the legend! Master foes, evade traps, and uncover artifacts as a spiky hero in this unique indie FPS, blending classic elements with quirky new ideas.
Why similar: FPS 30.2%, First-Person 11.3%, Aliens 10.2%, Old School 9.2%, Shooter 9.1%
Gumblaster Mayhem is a 3D retro-style first-person shooter game where you, as a player, shoot out some gumballs using the three weapons that you must use to take down the sour mutants to survive.
Why similar: FPS 35.9%, First-Person 11.1%, Arena Shooter 10.2%, Shooter 9.9%, Pixel Graphics 9%
SHOOT THE BUUUUUUUUUUGS - is hardcore arena survival game, collect crystals, kill bugs and have REAL FUN
Why similar: FPS 29.4%, Aliens 21.6%, Action 13.2%, Arena Shooter 12.9%, First-Person 10.9%
This game invites you to an action-packed adventure. What could you sacrifice to save a military base captured by aliens from aliens?
Why similar: FPS 28.3%, First-Person 11.1%, Aliens 10.1%, Sci-fi 10%, Hero Shooter 9.4% ★
A sci-fi action-adventure game in VR.
Why similar: FPS 20%, Aliens 17.5%, Sci-fi 10.4%, First-Person 10%, Space 9.1%
90's-style first-person shooter set in a large alien base filled with angry monsters.
Why similar: FPS 30.2%, Shoot 'Em Up 12.8%, Action 11.6%, Shooter 9.9%, Futuristic 9.4%
What makes us human is an action-oriented FPS. Repel waves of aliens with a wide arsenal in arcade mode. Through the storyline, discover the story of the one nicknamed "the Lizard."
Why similar: FPS 35.9%, Aliens 15.7%, Sci-fi 11.5%, Action 10.8%, First-Person 7.1%
A fast-paced sci-fi first person shooter. EgoVersus: The First Strike aims to bring the old school FPS experience back to the modern gaming industry.
Why similar: FPS 29.9%, Aliens 22.4%, Action 12.1%, First-Person 10.3%, Shooter 10.1%
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 39.3%, Action 16.8%, First-Person 14.5%, Shooter 13.4%, Sci-fi 12.8%
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 41%, Aliens 18.5%, Sci-fi 9.9%, Action 9.3%, Shooter 7.2%
Halo: Campaign Evolved is a faithful yet expanded remake of Halo: Combat Evolved’s campaign, rebuilt from the ground up. Play the legendary story with HD visuals, refined controls, up to 4-player online co-op, 3 new missions, and an expanded arsenal of weapons, vehicles, and new enemies.
Why similar: FPS 34.7%, Aliens 17.7%, Shooter 9%, Sci-fi 8.8%, Action 8.5%
The King arrives with an arsenal of over-the-top weapons, giant explosions and pure unadulterated fun!
Why similar: FPS 44.5%, Aliens 22.4%, Action 9.1%, Shooter 6.8%, First-Person 6.4%
Welcome to the year 2080! The number of unemployed and criminals is skyrocketing, but we won't let it happen. This is where Project SkyCop comes in - an elite unit of police officers who can take on anything.
Why similar: FPS 37%, Action 15.8%, Shooter 12.6%, First-Person 12.4%, Old School 9.8%
SPRINT.FIRE is a free-to-play, fast-paced multiplayer arena shooter with a focus on advanced movement and marksmanship.
Why similar: FPS 28.7%, Action 13%, Arena Shooter 12.6%, Futuristic 10.9%, Shooter 10.6%
Blast through 28 levels in this FPS inspired by classic retro games. Levels span across 3 game modes ending with unique epic boss battles to test your skills. Find hidden medals, discover hidden objectives, and level up your character all while trying to survive an onslaught of nostalgic foes.
Why similar: FPS 24.3%, Aliens 16.1%, First-Person 8.9%, Pixel Graphics 8.7%, Futuristic 8.1%
Assume the role of Jack Kursby, an intergalactic hired gun with his partner dog, Georgie. Together your skills will be strained against a most despicable enemy in a high octane story across the stars.
Why similar: FPS 23.6%, Aliens 18.7%, Shoot 'Em Up 11.5%, First-Person 8.3%, Shooter 7.6%
Use Nukes, Electricity, Heat Rays and powerful Minions in this wave-based first person shooter providing endless hours of Ghost-slaying entertainment, solo or Co-Op. Only Ghosts stand in the way of your invasion of Earth.
Why similar: FPS 31.9%, Aliens 16%, Action 11.9%, First-Person 11.6%, Shooter 10.6%
In deep space, your robot transport vehicle crash-landed on a barren asteroid. The robots have escaped and are hungry for both revenge and crunchy humans. You are their only hope. Battle your way through multiple waves of rouge robots to avoid being SWARMED in this retro, heart pounding game.
Why similar: FPS 21.7%, Aliens 16.1%, Hero Shooter 10.7% ★, Shoot 'Em Up 10.4%, Shooter 7.1%
Play as a Computer Virus that can take control of any robot, your mission is to DESTROY THEM ALL!
Why similar: FPS 31.9%, Arena Shooter 14.8%, First-Person 10%, Shooter 9.3%, Futuristic 8.7%
Humanity’s Sun is destabilising. Worlds are on fire. A Solar-wide evacuation has begun. Earth’s military force—The Lunar Corps—prepares the colonisation of our new star system: Arcadia. But rising distress calls and radio silence hint at an unseen enemy lurking in the shadows...
Why similar: Aliens 21.1%, FPS 20.3%, Futuristic 10.9%, Sci-fi 9.1%, Hero Shooter 7% ★
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 50.9%, Action 13.8%, Sci-fi 12.2%, Shooter 9.5%, First-Person 8.1%
Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.
Why similar: FPS 59.1%, Aliens 14.7%, Sci-fi 7.2%, First-Person 5.8%, Action 5.4%
Over 35 levels of challenging gameplay -- Race at the speed of light, fight off computer Viruses and engage in violent digital combat.
Why similar: FPS 51.4%, Sci-fi 14%, Action 10.4%, Futuristic 8.3%, First-Person 8%
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 27.1%, Aliens 16.3%, Sci-fi 9.9%, First-Person 8.6%, Shooter 8.3%
The Last Stand is a 3D first person survival shooter game made in Unreal Engine. The player's objective is to acquire artifacts while defeating robots who have invaded earth to prevent the end of the world. The game features 5 unique levels created by the crew at nonPareil.
Why similar: FPS 39.3%, Shoot 'Em Up 15.8%, First-Person 10.6%, Shooter 9.6%, Action 8.7%
Super Bio-Man is the ultimate gunslinger and the guardian of our galaxy. Using his arsenal and metal fist, he shows the invaders from outer space - who's the boss here.
Why similar: FPS 29.2%, Aliens 23.3%, First-Person 10.9%, Shooter 9.5%, 3D 8%
Resist extinction in this endless survival wave-based sci-fi shooter. Upgrade your weapons and harness far-future technology to survive as long as possible from a God-like alien race that threatens all of humanity.
Why similar: FPS 25.6%, Aliens 20.5%, Sci-fi 12.8%, Futuristic 11.4%, Action 9.5%