Top similar games like Us Against Aliens:
Us Against Aliens $9.99
Us Against Aliens is a survival shooter game on a spaceship that flies towards Earth. On the ship, something is constantly happening and you need to solve these problems along the way by shooting back from aliens who are constantly hunting you
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Space Station Sprint$9.99
Space Station Sprint is fast paced sci-fi first person shooter. Infiltrate each space station and complete your objective before your escape ship is spotted by the enemy. Use special abilities, find permanent upgrades, time bonuses, collectibles, and secrets throughout each space station.
Exophobia$14.99
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.
Star Control I and II$3.99
Explore a vast universe with pulse-pounding action, side-splitting humor, and hair-raising plot twists in these 2 classic space adventure games.
Galactic Sanctuaries$3.99
Protect the lighthouse, destroy nests and complete tasks.
Anceder$12.99
Dive in the VR arcade shoot-them-up (shmup, shoot'em up, bullet hell). A lot of action is awaiting you. "Insert coin" and jump in the shmup !
SENTRY$19.99
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
Kill Invaders$0.99
Kill Invaders - Dive into a thrilling multiplayer FPS with an alien storyline. Defend Earth in a battle against extraterrestrial invaders! Single Player, Multiplayer, Deathmatch and Battle Royale Modes !
Cryoterror$2.99
A space horror game with retro-like pixelation and dithering effects, where you explore a desolate spacecraft and its mysteries.
Perilous Warp$14.99
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!
Ghostship Chronicles$24.99
Prepare to board the Heckel and Thomas as a Black ops CDF detachment who were sent to investigate the disappearance of the long lost colonization ship. Keep your team teammates alive to evolve more stories and stand a chance of survival with 3 different endings.
Milkman Mayhem$4.99
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?
Moon Defence$8.99
Aiming is uneasy, movements are slow, resources are hard to earn. Stop farming infinite vegetables, try to acquire some more jigowatts in empty space, where no one can hear your scream. Moon is a harsh mistress.
Gastro Force$6.99
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!
Alien Life Lab$7.99
Giedi Satellite takes a job as a wildlife handler on a colossal nature preserve space station that goes awry in comedic and horrific fashion. Become an Alien Wildlife Control Specialist in this horromedy adventure.
Red Planet RampageFREE
Red Planet Rampage is a dieselpunk western-themed arena shooter where robots face off on Mars with wacky modular guns. Win gun parts in auctions and assemble a unique combination among hundreds of possible weapons!
OuterstellarFREE
Stranded on a hostile and deadly planet, you must gather resources, build shelter, and fight to survive each night. But the secrets of this world await in a gripping sci-fi survival PvP game.
Operator8$14.99
An unparalleled alien invasion has overwhelmed the Mining Block Facility on the moon Triton, leaving only death and horror in its wake. You are a mercenary known as Operator8 and you alone have been called in to bring a stop to this fierce attack. Destroy the hive mind at all costs!
Dark Data$6.99
In a world driven by blackmail, time is not money...crime is. Do you have what it takes to uncover the truth while staring at the business end of a gun? Dark Data is a local multiplayer FPS based on the unreleased mid-nineties film of the same name.
GHOSTWARE: Arena of the Dead$14.99
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...
Space Captain McCallery - Episode 1: Crash LandingFREE
Space Pirate Captain McCallery has Crash Landed on an alien planet! Explore a strange and hostile alien world in this Low-Poly 3D Action-Adventure game.
Mido and Di$0.99
Mido is an alien kid having nightmares about zombie aliens. One night he draws a creature, Di, and it comes alive to teach Mido how to fight zombies.
Lazer Rush Reloaded$1.99
SHOOT, CLIMB, SLASH, DASH, JUMP, SLIDE, AND RIDE the most intense rollercoaster of a MOVEMENT SHOOTER-PLATFORMER you’ve ever played. Experience challenging chaotic combat and high stakes platforming at the same time. Fight at top speed in Lazer Rush.
Blast in the Past$0.99
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.
Mission Critical : Foresight$11.99
When scientists resumed their Unified Field Theory experiments this time they succeeded- with devastating consequences. You are trapped on a desolate Lunar Base with only your wits, real world astronaut weapons and a heads up display to give you instructions.
UltimusFREE
Introducing Ultimus: A Vision of First-Person Shooters, circa 1965.
Moon Wars$5.99
Enemies have conquered the moon and planned for destroying the entire world except them as they feel superiority over the world. Player has to go through intense space mission and destroy enemies.
CosmototsFREE
A frantic third-person Team Deathmatch arena shooter. Flank your enemies using hidden teleporters, tunnels, and floating islands. First team to 30 takes the glory. Get your loadout ready, engage in intense matches, and conquer the stars!
Star Control III$3.99
The universe is on the brink of destruction. It’s up to you to embark on an epic adventure of strategy and diplomacy to save thousands of worlds from total annihilation. But no pressure, right?
Chains of Fury$9.99
Welcome to Volume I of a high adrenaline, fast-paced Boomer Shooter where you have only one goal: spread furious mayhem among the scumbags keeping you locked up. Stuck looking for an exit? Just punch through walls and then shoot the suckers behind them.
Finders Reapers$14.99
Finders Reapers is an inventive third-person shooter. Experience items raining from the sky, collect them, sell them and discover a whole new concept where cash is ammo.Take on missions, fight it out online or battle against bots in custom skirmish mode.It’s time to prove you’re the best.
Madness Beverage$14.99
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.
Occupation 2.5$3.99
Attack from Outer Space. Classic old-school First/Third person shooter. Fight against zombies, mutants, monsters to save the Earth!
Supplice$14.99
Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.
The Future Project$9.99
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.
Swarmed: Nuts & Bolts - Non-VR$9.99
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.
Heroes Stand Tall: M.E.T.AFREE
"Heroes Stand Tall: M.E.T.A" thrusts you into the heart of the immersive Digiverse. In the HST Arena, players engage in intense PvP deathmatches, wielding diverse weapons as Heroes. Victory requires strategic prowess and precise aim. Embrace the M.E.T.A, Be A Hero and Stand Tall.
Number 8$4.99
SciFi shooter with first-person and third-person views, as well as adventure and story elements. In the game's world, you will face many dangers. Armed creatures resembling humans, drones, robots, and security systems will all try to destroy you.
Liquid Space Dimension$0.99
Fly and fight through the vibrant universe of Liquid Space Dimension in this retro-inspired action shooter! As Sid Seaburn, pilot of the Star Drifter, master a wide range mechanics like drifting, laser beams, and torpedoes to get the highest score possible and stop the evil general Ra-Baba!
Cosmotroid$7.99
Escape from the asteroid X-474 which has been invaded by aliens. Take your weapons and destroy every enemy who tries to stop you in this amazing arcade style third person shooter game full of action, creatures and explosions.
Mesh Replica$4.99
Enter the sci-fi clash of this hide-and-seek game. Play as one of four mighty Hunters armed with high-tech gadgets to track down elusive Slugs. Or slip into the slimy skin of up to twelve Slugs, mastering sneaky and ingenious abilities, while hiding by morphing into various objects.
DOSMan: Space Aliens in Space!$2.99
Planet DOS is under attack by Space Aliens, DOSMan needs to fend them off and defend his home planet!
ZSG$1.99
Would you like to do some... EXTREMELY SATISFYING ZOMBIE-ALIEN PIMPLE POPPING WITH AWESOME RETRO GUNS WHILE TRYING TO NOT FALL OFF A METEOR FLYING THRU SPACE? Good, then ZSG is you're one and only choice.
Recoil Control: The Adventures of Rico ChéFREE
A low-poly first-person shooter with challenging combat, realistic bullet-drop physics, and cartoony characters. Navigate a foggy urban lot, solve puzzles to uncover secrets, and face quirky foes with bold personalities. Can you crack the mystery of Hobbe’s Gun Shop?
Abda Redeemer: Space alien invasion$9.99
Our brave hero Abda lost his father. After his death, he remained the only one of his kind. Everyone he loved died. After the funeral, he inherited his father's old starship. After fixing the flying saucer he had inherited, Abda got ready to go. Thus began the story of Abda Redeemer.
SIK Space Invader Kreature$6.99
SIK - Space Invader Kreature is a multiplayer shooter, a frantic experience of eliminating the hordes of invaders. Rush through the Wayans, unlock paths, create a strategy with your online friends and defeat all the invader kreatures.
Space Quest: 2099FREE
BLAST YOUR WAY through the UK's forgotten favourite space adventure: Space Quest 2099!Enjoy combat and movement based on the designs of the Quake 3 engine. Go alone or team up and shoot baddies in cooperative episodes with FULL MOTION VIDEO with SPECIAL EFFECTS!
JACK STYLER$2.99
Former FBI agent and fishing enthusiast, faces an alien-zombie apocalypse after a virus escapes from NASA. Determined to rescue his wife, he defies the FBI and embarks alone to confront the threat. An epic rescue mission filled with action and suspense!
Bodyrain$1.99
Slaughter hordes of zombies and challenging bosses in Bodyrain: a zombie FPS game! Accumulate money to acquire new weapons and gain experience to strengthen your character and clean up Dawn City!
杀虫剂小队：虫族争霸Insecticide Troopers:Star zerg$8.99
The new flames of war have ignited, and you will lead the mobile infantry regiment to defend the position. At that time, these damn Zergs will come from all directions, but I believe that under the leadership of your heroic lieutenant, you and your subordinates can definitely defeat these damn Zergs
Planetary Conflict: 2301$4.99
Planetary Conflict: 2301 is sci-fi multiplayer third person shooter set in the future, in a war between the Lunar Federation and Planetary Union.
FUBG: FIGHT UNKNOWN BATTLEGROUND$4.99
FUBG is a Multiplayer Shooter Game by GameX with Seven Different Game modes. 1. Team Death Match 2. Capture the Flag 3. Conquest 4. RUSH 5. Kill Confirmed 6. Free For All And 7. Search & Destroy. Player can Play strategic battles across diverse maps and various combat styles to claim victory.