
Extraneum is an old-school, sci-fi single-player first person shooter with an emphasis on exploration and secret hunting. Fight your way through biohacked monstrosities and stop their progress before they take control of the entire world.
60+ similar titles based on shared tags and player behavior. Themes include FPS, Boomer Shooter, Shooter, First-Person.

Extraneum is an old-school, sci-fi single-player first person shooter with an emphasis on exploration and secret hunting. Fight your way through biohacked monstrosities and stop their progress before they take control of the entire world.

Exophobia
Explore and fight your way through a crashed human spaceship infested with relentless hordes of aliens as you become more powerful with exciting weapon upgrades and powerups in this retro inspired first-person shooter.

CULTIC
Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.
Explore and fight your way through a crashed human spaceship infested with relentless hordes of aliens as you become more powerful with exciting weapon upgrades and powerups in this retro inspired first-person shooter.
Why similar: Boomer Shooter 42.4% ★, FPS 15.8%, Shooter 8.2%, Retro 6.8%, Pixel Graphics 6.4%
Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.
Why similar: Boomer Shooter 53% ★, FPS 15.3%, Shooter 8.1%, Retro 7.9%, First-Person 5.5%
Boot up your 486 and launch olcst.exe for this retro fps from an alternate 1990's. Descend into the madness of the Spanish Civil War fighting vicious fascist forces and supernatural monsters. Conquer three action packed episodes wielding machine guns, rifles, flamethrowers and explosives.
Why similar: FPS 24.1%, Boomer Shooter 20.9% ★, Retro 13.5%, Shooter 11.6%, First-Person 9.1%
Viscerafest is a Sci-Fi Fantasy Singleplayer Arena FPS with minor Collectathon elements. Fight through hordes of aliens and eldritch monstrosities wielding a slew of powerful weapons, juggling your resources, and exploring over 23 intricately designed hand-crafted levels.
Why similar: Boomer Shooter 39.5% ★, FPS 11.6%, Retro 9.2%, Shooter 8.6%, First-Person 7%
Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.
Why similar: Boomer Shooter 50.4% ★, FPS 16.4%, Retro 12.3%, 1990's 6.2%, Shooter 4.7%
Cyberpunk first-person shooter with a rich story and RPG elements. You are Lucy, an enhanced street samurai searching for lost memories. Fight in large, open, interactive levels overtaken by yakuza, zombies, robots and bosses!
Why similar: Boomer Shooter 41.7% ★, FPS 14.9%, 1990's 11.2%, Shooter 8.7%, First-Person 7.2%
Wizordum is a retro FPS that puts you in the role of a Mage on a quest to track down the source of Chaos. With a wide arsenal of spells and magic items, battle your way through the world of Terrabruma in this unique blend of classic 90s shooters and modern gaming elements.
Why similar: Boomer Shooter 45.6% ★, FPS 16.2%, Shooter 8.6%, First-Person 6.2%, Pixel Graphics 6.2%
Zan and her orc sisters must fight to save their homeland from a demonic invasion! Immerse yourself in a sprawling underground world where the rich lore, exploration and puzzles of classic adventure games blend with the visceral combat of a 90s' shooter.
Why similar: Boomer Shooter 37.6% ★, FPS 16%, Retro 11.8%, Shooter 9.1%, Pixel Graphics 7.7%
Relentless Frontier is a fast paced sci-fi FPS running on the GZDoom Engine, with a strong focus on mobility, strategy, and exploration. Use your Omnistruct to replicate new weapons and abilities to help you traverse the terrain and demolish threats, while escaping from Ross 128-b in one piece.
Why similar: Boomer Shooter 44.9% ★, FPS 14.4%, Shooter 8.9%, Retro 7.7%, First-Person 6.1%
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
Why similar: Boomer Shooter 54.3% ★, FPS 17.9%, Retro 12.9%, Shooter 6%, First-Person 2.7%
SPRAWL is a hardcore retro FPS set in an endless cyberpunk megalopolis. Escape the walled city and take on the militarized government of the sprawl. Fueled by the blood of your enemies and a mysterious voice in your head, make your way towards the spire to topple whatever lays within.
Why similar: Boomer Shooter 36.5% ★, FPS 14%, Dystopian 12.8%, Sci-fi 9.9%, Shooter 8.2%
Blast through a cursed nightmare solo or with up to 3 friends. A retro-inspired FPS where looter shooter weapons meets boomer shooter chaos and rogue-lite elements.
Why similar: Boomer Shooter 48.4% ★, FPS 14.4%, Retro 10.4%, 1990's 7.4%, Shooter 6.4%
All old-school FPS action. No Bullshit. Lots of blood & gore. Slaughter your way through nightmarish industrial mazes, transformed cityscapes and surreal alien structures to cut down the Growth in this ultraviolent, fast-paced, and merciless retro-styled first person shooter.
Why similar: Boomer Shooter 30.6% ★, Transhumanism 20.1% ★, 1990's 10.7%, FPS 9.7%, Retro 7.5%
Desecrators is a retro FPS inspired by '90s six-degrees-of-freedom shooters. Plunder your way through the galaxy to destructive weapons and technology powerful enough to take on the ultimate heist: The legendary vaults of the Galactic Treasury.
Why similar: Boomer Shooter 35.3% ★, 1990's 12.9%, Retro 9.5%, FPS 9.3%, Shooter 7.9%
Join BRUTAL JOHN and BRUTAL DOG in a ultraviolent old-school FPS set in a world overrun by crypto-mining technologies, where it’s up to you to destroy them and reclaim control. Prepare for an adrenaline ride that pays homage to the best shooters of the '90s.
Why similar: Boomer Shooter 48.8% ★, FPS 16.2%, Retro 12.6%, Shooter 9%, First-Person 7%
Battle through an onslaught of mystical backwater cultists, possessed militants & even darker forces as you attempt to discover just what lurks beneath the Earth in this retro FPS inspired by the '90s legends.
Why similar: Boomer Shooter 46.6% ★, FPS 15.4%, Retro 11.7%, 1990's 9.9%, Shooter 7.5%
Explore impossible mazes while battling the Ancient Ones and their bio-mechanical servitors in this retro first-person, Lovecraft inspired shooter. Paradox Vector's graphics are inspired by the old-school vector graphics games of the early 1980's.
Why similar: Boomer Shooter 33.1% ★, Nonlinear 14.2%, FPS 13.5%, Retro 11.1%, Shooter 8.1%
Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.
Why similar: Boomer Shooter 53.7% ★, FPS 13.9%, Retro 8.3%, Shooter 5.7%, 1990's 5.6%
Diluvian Ultra: Awakening shows a never-before seen part of Diluvian Ultra's story, preceding the events of the main game. As a young Diluvian Knight, stage a heroic defense against insurmountable odds, in this single-player FPS with a retro aesthetic and fast-paced, strategic combat.
Why similar: Boomer Shooter 40.9% ★, FPS 10.7%, Shooter 8.8%, Dystopian 7.8%, Sci-fi 7.6%
Face the darkness in Moros Protocol, a pixel-painted sci-fi FPS roguelite. Survive the nightmare alone or with allies as you navigate the decaying warship, stalked by horrors and guided by a voice you don’t recognize. Adapt, upgrade, and push forward. You may be outnumbered, but not outmatched.
Why similar: Boomer Shooter 45.2% ★, FPS 15.8%, Shooter 9.1%, Retro 8.2%, Pixel Graphics 6.6%
A SHORT and sweet pixelated low fidelity 90s throwback hyper-fast action shooter. Survive and fight through a city overrun with manufactured monstrosities, biomass horrors, and a military authority trying to purge everything living. Heavy metal / techno soundtrack featuring BOD Music
Why similar: Boomer Shooter 28.1% ★, FPS 27.7%, Shooter 14.3%, Retro 9.7%, Stylized 7.9%
A retro FPS for the ages! Once branded a HERETIC. Now YOU have been chosen as our champion! Reclaim our sacred weapons. Take back our ancient lands. If you can stand... AMID EVIL.
Why similar: Boomer Shooter 39.3% ★, FPS 13.8%, 1990's 10.2%, Retro 9%, Shooter 8.1%
Collect crazy power-ups, upgrade your weapons into tools of destruction, and escape from the robotic zombie horde - alone, or with friends.
Why similar: Boomer Shooter 42.1% ★, FPS 15.6%, Zombies 11.4%, Retro 10.7%, Shooter 5.6%
Dread Templar is a fast-paced hardcore old-school FPS, combining classic 90s shooter and modern FPS elements. Unlock and combine dozens of weapon upgrades and skills, embrace the Dread Force and obliterate hordes of fiendish enemies. Become the scariest thing in hell and get your revenge!
Why similar: Boomer Shooter 44% ★, FPS 12.1%, 1990's 10.8%, Retro 9%, Shooter 6.5%
Diluvian Ultra is a single-player, first-person shooter focusing on a retro aesthetic and fast-paced, strategic combat. The game is set in its own expansive fictive universe. Rather than gritty or dark, Diluvian Ultra is colorful and fantastical, like the cover of pulp sci-fi novels of the past.
Why similar: Boomer Shooter 37% ★, FPS 13.2%, Dystopian 10.1%, Shooter 7.6%, First-Person 6.2%
Prepare for terror in this ground-breaking classic old-school FPS. Following the destruction of Time you are left to battle in this horrific hellhole of multilevel interconnected missions populated by gruesome grotesque creatures.
Why similar: Boomer Shooter 25.3% ★, FPS 18.2%, 1990's 13%, Retro 12.9%, Shooter 9.2%
Eliminate hordes of monsters in a thrilling first person shooter - ILLWILL.
Why similar: Boomer Shooter 40.3% ★, FPS 13.7%, 1990's 12.8%, Retro 7.9%, Shooter 7.8%
CARNAL is a fast and challenging retro FPS straight from the mid '90s. The Sons of Anak are opening portals to extract Dark Matter from the "other side". Combat the possessed soldiers, the manifested demons helping them, and any inanimate objects standing in your way!
Why similar: FPS 18.8%, 1990's 18%, Retro 14.2%, Nonlinear 12%, Shooter 7.5%
A Sci-fi FPS set on the mysterious planet ADACA. - Use your GRAVITY-MANIPULATING arm to HURL objects at your foes or even RIP weapons directly from their hands! - EXPLORE and manipulate the environment in this EERIE and HOSTILE world!
Why similar: FPS 21.5%, Dystopian 17.6%, Retro 13.8%, Shooter 9.9%, Sci-fi 8.5%
Shrine II is a retro FPS game with a focus on atmosphere and exploration. Explore a nightmarish world and battle great bosses where the surprises never end...
Why similar: Boomer Shooter 29.9% ★, FPS 22.8%, Shooter 12.1%, Retro 10.2%, First-Person 7.6%
SharpShooter3D is a first-person subculture shooter in the best old school traditions. Burn! Destroy! Kill! Kill! Kill!
Why similar: Boomer Shooter 33.9% ★, FPS 12.5%, 1990's 12%, Dystopian 11%, Retro 8.1%
Possessed by an alien entity, slash and tear countless enemies with your monstrous claws, you must find a way to escape the planet before you lose what's left of your humanity! Exodemon is a game inspired by the 90s FPS golden age.
Why similar: FPS 31%, Retro 22.7%, Pixel Graphics 13.3%, Shooter 12.9%, First-Person 11.6%
Selaco is a brand new original shooter inspired by classics, featuring thrilling action set pieces, destructibility, smart enemies and a fleshed out story taking place within an immersive game world.
Why similar: Boomer Shooter 39.4% ★, FPS 16.4%, Retro 10.5%, Shooter 9.4%, First-Person 7.4%
Hands of Necromancy is a Dark Fantasy FPS metroidvania, inspired by classics such as Heretic and made with the GZDoom engine. Wield weapons, magic or transform into a fearsome monster to slay your foes, then raise them as undead servants and unleash even more carnage to become a master Necromancer!
Why similar: Boomer Shooter 42.6% ★, FPS 15%, Shooter 8.7%, Retro 7.3%, First-Person 7%
MULLET MADJACK is a HIGH-OCTANE-ACTION SHOOTER that put you directly inside a CLASSIC ANIME. Pick your favorite weapon and reach the last floor; Beat your best time or try again. Haste makes waste… OF YOUR ENEMIES!
Why similar: Boomer Shooter 43.9% ★, FPS 16.1%, 1990's 8.2%, Shooter 7.9%, Retro 7.1%
A retrowave/mecha-inspired sci-fi first-person shooter featuring fast-paced combat in old-school style open-plan levels packed with pickups, keys, and secrets.
Why similar: Boomer Shooter 54.6% ★, FPS 16.1%, Sci-fi 7.9%, Shooter 7.1%, Pixel Graphics 5.7%
Perilous Warp is a fast-paced indie retro-shooter inspired by the classic 3D-actions. Communication with a distant space colony has been lost, and you bravely step into the teleporter with the desire for glorious adventures. But do not expect to win in a heartbeat!
Why similar: Boomer Shooter 25.2% ★, FPS 19.4%, Retro 11.3%, Science 11% ★, Action 10.4%
Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.
Why similar: Boomer Shooter 52.5% ★, FPS 17.9%, Retro 11.1%, Pixel Graphics 6%, Shooter 5.8%
Beyond Citadel is an anime style retro throwback shooter inspired by the classics of the 90's, with realistic gunplay mechanics, anime violence and fast paced combat. Fight your way through the heavily armed mechanical fortress and discover the secret that lies beneath.
Why similar: Boomer Shooter 50.9% ★, FPS 18.5%, Shooter 9.6%, First-Person 7.1%, Sci-fi 6%
Intrude is a first-person shooter. Your mission is to get into a long time abandoned base, suddenly taken over by some kind of private military, find your way up and destroy the source of a signal comming from the base. Collect as much data as you can to find out what they are up to.
Why similar: FPS 39.9%, Retro 19.3%, Shooter 18.2%, Action 13.2%, Pixel Graphics 9.3%
A retro FPS with an artistically gritty setting from the early 2000's. Uncover futuristic weapons lost to time and face off against terrifying bosses. Do you have what it takes to stand against the darkness and save humanity from the brink of extinction?
Why similar: FPS 28.4%, Sci-fi 16%, Shooter 15.7%, Zombies 12.4%, First-Person 12.3%
Unchained is a fast paced retro multiplayer first person shooter in which you can compete in different game modes and maps, using a large arsenal of unique and deadly weapons (And some cool powerups too) to defeat your enemies.
Why similar: Boomer Shooter 48.2% ★, Retro 15.3%, Pixel Graphics 10.6%, FPS 7.6%, Action 6.3%
A retro FPS set in a faux norse-celtic fantasy world in the midst of a war with the dead. Grab an axe, get revenge.
Why similar: Boomer Shooter 26.6% ★, FPS 25.2%, Retro 15.8%, Shooter 11.2%, First-Person 10.2%
In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.
Why similar: FPS 23.1%, First-Person 13.6%, Shooter 13%, Sci-fi 12.7%, Stylized 10.6%
To hunt vampires, you'll need guns. Lots of guns. Mow down hordes of undead creatures by stacking your guns into absurd, over-the-top builds. Unleash your firepower and survive the mayhem in this Roguelite Survivors FPS.
Why similar: Boomer Shooter 51.3% ★, FPS 19.2%, Retro 13.2%, Shooter 9.1%, 3D 4%
Oldschool FPS. Hardcore classic gameplay action. Huge hordes of monsters. Blood. Horror. Fun. Each level is unique and not similar to the previous. You need to survive in this dangerous world and become the best evil shooter.
Why similar: Boomer Shooter 43.2% ★, FPS 14.9%, 1990's 11.7%, Shooter 8.9%, Retro 8.5%
Shrine is a retro FPS game about a skinless dude killing eldritch monstrosities with his nightmarish arsenal.
Why similar: Boomer Shooter 37.5% ★, FPS 23.7%, Retro 17.5%, First-Person 7%, Action 6.1%
Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale. Includes a unique score-attack mode in ever-changing arenas.
Why similar: Boomer Shooter 41.1% ★, FPS 14.4%, 1990's 10.7%, Shooter 8.6%, First-Person 6.8%
A platform shooter that brings 90's gaming smashing into your face! Blast and insta-melee your way through hordes of alien soldiers, robots, bosses and loads more. Fight on foot, in a fighter or in a bomber. Take on bosses and ensure that the alien menace won't threaten Earth ever again!
Why similar: Shooter 26.6%, Retro 26.1%, Pixel Graphics 19.7%, 1990's 11.6%, Action 9.7%
Dino Trauma introduces you to a secret laboratory somewhere in eastern Europe where gore and dinosaurs aren't unusual things. Retro FPS inspired by the '90s legends.
Why similar: Boomer Shooter 35.5% ★, FPS 13.3%, 1990's 13.2%, Retro 9.9%, Shooter 6%
Grapple, throw, and break your fellow undead in this bone-smashing exploration movement shooter. Challenge the afterlife, collect secret artifacts, and uncover the deprived depths as you clamber out of a hopeless abyss.
Why similar: FPS 25.1%, Nonlinear 18%, Retro 15%, First-Person 10%, Shooter 8.8%
Forgive Me Father is a dark retro horror FPS set in a comic book style world inspired by the novels of H.P. Lovecraft. As the only one left with full senses, you begin a journey in search of answers and relief. How long can you last?
Why similar: Boomer Shooter 44.6% ★, FPS 17.4%, Retro 9.2%, Shooter 8%, First-Person 5.3%
Bloodshed is a Roguelite Survivors FPS; an exhilarating fusion of Roguelite elements merged with retro-styled visuals and first-person “Survivors-like” frenetic combat action!
Why similar: Boomer Shooter 45.1% ★, FPS 16.1%, 1990's 15.5%, Shooter 9%, First-Person 7.5%
Crush the cult of Astaroth and vanquish her hellspawn, make them squeal and hide where they came from. Enjoy a Fresh Look & Old Fun in this arcade horror FPS game inspired by the legends of the 90s.
Why similar: Boomer Shooter 50.8% ★, FPS 15.4%, Shooter 8.9%, Retro 8.5%, First-Person 6.8%
3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, team up with Voidpoint to bring back the legendary Build Engine, famous for classic shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Fast-paced FPS combat across huge, secret-packed levels. Ion Fury is the real deal!
Why similar: Boomer Shooter 42.3% ★, FPS 13.8%, Retro 9.7%, 1990's 8.9%, Shooter 6%
An unique blend of retro-fps, metroidvania and adventure. Escape the cyber afterlife you've been trapped into, hop between realities and shoot your way out with the help of your new allies. But are they really your friends? The Arena conspiracy goes deeper than you could possibly imagine...
Why similar: Boomer Shooter 41.4% ★, FPS 13.6%, 1990's 13.3%, Sci-fi 5.6%, Shooter 5.3%
Pixel Combat Shooter is a pixel shooter where you have to fight for survival in a world plagued by zombie apocalypse. Defend your home from waves of zombies, build a time machine and fight unique bosses. Crafting, upgrades and a nostalgic atmosphere.
Why similar: Zombies 25.7%, Shooter 25%, First-Person 15.5%, Action 15.1%, Exploration 10.3%
Embark on a journey into the darkest nightmares to restore your sanity. Blast your way through hordes of possessed enemies, unlock an arsenal of deadly weapons and unearthly abilities, and get ready to face even more Lovecraftian madness in this action-packed FPS sequel.
Why similar: Boomer Shooter 44.9% ★, FPS 16.5%, Retro 9.1%, Shooter 7.7%, First-Person 7.4%
A vintage immersive first-person shooter on GZDoom. With an atmosphere of a cold and melancholic postapocalypse, elements of dieselpunk, mix of a retro-style and realism and romantic shoegaze as a soundtrack.
Why similar: Nonlinear 23.1%, FPS 23%, Retro 13.9%, Shooter 13.6%, Sci-fi 8.2%
The classic 2D action platformer BioMenace returns with enhanced graphics and refined gameplay. Fight your way through a city ravaged by dangerous mutants, rescue hostages, find secrets and rack up points. Locate the secret lab behind this attack and prevent Dr. Mangle from taking over the world!
Why similar: 1990's 24.2%, Retro 19.8%, Shooter 15.8%, Pixel Graphics 12.7%, Sci-fi 12.3%