Top similar games like Extinction: Alien Invasion:
Extinction: Alien Invasion $4.99
Annihilate waves of aliens, build your base, improve your mercenary, do it all with a sound track bathed in rock. Extinction Alien Invasion is an arcade shooter with elements of RPG, inspired by games like: Dead nation, Shadowgrounds, Alien Breed and Alien Swarm.
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Aliens In The Yard$1.91
The aliens have decided to steal the Earth's most precious artifacts: your backyard junk. Defend your backyard with fireworks!
Takotan - 星のタコ$6.99
The world has been taken over by an alien invasion. On the eve of destruction, humanity called out for their last hope. Takotan we need your help!
MoonQuest$19.99
A procedurally-generated adventure game! Explore unique worlds with wild forests, ice-capped mountains and ancient ruins. Talk to giant snails, seek out magical items, and forge the weapons that will help you on your journey!
Alien Shooter$4.99
The endless darkness and the somber, long passages of a military complex have become the abode of evil, thousands of blood-thirsty creatures fill its offices, storehouses and mysterious laboratories. About 1,000 monsters on each map, showing up to 100 monsters simultaneously on one playing screen.
Zamarian$1.99
Zamarian is a fast-paced shoot 'em up classic arcade action game brought to you in an exciting, colorful, and challenging new way!
Evil Robots From N1M$1.95
Play as a space-faring mercenary on a mission to a distant world in this side-scrolling action shooter.
Final Strike$9.99
What if fighter-pilot movies had a love child with alien invasion blockbusters from the ’90s? You’d no doubt get Final Strike, an edge-of-your-seat F-16 jet fighter simulator that puts you against an airborne invasion of alien invaders.
DEATH RATION: BACK TO 19XX$19.99
At DeathRation, we don't cut trees or dig stones. You have a set lifespan time [EMIT], and to increase this time, you must either take it from someone else or help someone to share it with you. You spend your time serving your community and defending your last hope, the Tower, from alien attack.
Alien Hallway 2$4.99
We're happy to present a new game in the Alien Shooter universe! Get prepared to unique tactical gameplay, lots of monster types and 8 fighter types allowing you create your own style of completing missions and defeating bosses.
2023: Alien Bugs Invade EarthFREE
Why are alien insectoids invading Earth in 2023? This narrative driven 2D shooter pits you against a seemingly hopeless battle against the invading Insectoids. How will you (and Earth) manage to survive? What hidden technological, historical, and spiritual secrets will you discover as a result?
Animal Force$9.99
There is no dizzy, no horror, no zombies,and no guns, Animal Force is a happy & funny game for all age game players.This game include single player mode and 3 local multiplayer modes.
Alex and the Aliens$9.99
In ALEX AND THE ALIENS: Collapse of Time, you play as Alex, a survivor in a world ravaged by an alien invasion. Navigate a devastated Earth, battle deadly enemies, and make critical choices that will determine the fate of humanity. Can you stop the collapse, or will you risk rewriting the future?
Kingdoms Rise and Fall$14.99
Kingdoms Rise and Fall is a captivating Real-Time Strategy game that takes you on an epic journey through different eras, spanning the entirety of history and beyond! Kingdoms Rise & Fall focuses more on culture, science, and keeping your nation happy over time.
Rodina$14.99
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
Sheriff Rage$4.99
Sheriff on guard for the defense of Oldstone city against extraterrestrial forces
WOLFLAME$5.99
Brought to you by the makers of GIGANTIC ARMY, Supercharged Robot VULKAISER, and SATAZIUS, WOLFLAME is a return to the form of glorious 2D vertical vertical shooters like Raiden, Raptor, and Twin Cobra.
Crowe: The Drowned Armory$4.99
Welcome to the vibrant and mysterious world of Crowe in VR now updated with a NEW BONUS MODE, Survival Arena! Room scale puzzles, tactical bow & shield combat, damage dealing magical cross-pistols and gorgeous cinematic visuals that will sweep you to an alien world where science fiction meets high fantasy!
Aliens After AvaFREE
You are Ava, a survivor out in the wild in the midst of an alien invasion. Fight back as you dodge, jump, roll, and use advanced technology to navigate your escape across terrain and extraterrestrial foes!
Planetstar Warrior$1.99
Planetstar Warrior is a horizontal scroll-space shooter with numerous powerups and a gradually increasing level of difficulty. Defeat all enemies on each level to progress.
Defend Earth: Xenos Survivors$4.99
You are Earth's last line of defense in a relentless alien invasion. Experience intense top-down roguelite action across diverse landscapes, fighting invaders with a versatile arsenal. Outsmart, outgun, and survive your foes. Every run increases the challenge - so adapt, evolve, dominate!
Cosmic Guardians$2.99
Become a Cosmic Guardian in this thrilling space shooter! Defend Earth from alien threats, battle colossal bosses, and save the universe. Play solo with A.I. or team up in co-op mode. Level up, unlock abilities, and collect power-ups for an epic adventure!
Megaton Rainfall$15.99
Become an indestructible interdimensional superbeing in this first-person superhero game, and save Earth from an alien invasion. Be careful though - you are so powerful you can destroy entire skyscrapers (unintentionally) when you miss your otherworldly target...
Switchcars$8.99
Escape alien beasts across varying environments and eras, in more than 1300 unique vehicles! Add your own vehicles and props with the included editor.
THE LAST HUMAN IS A BIKER$1.99
THE LAST HUMAN IS A BIKER (TLH) is a few hours of pure entertainment. In this 2D shooter you play as John, the last human, and unleash his fury in his quest of vengeance! With unlimited item synergies, make the choices that will allow you to survive against countless swarms of aliens!
Football Squad$0.99
The great world football event is being held. What no one counted on was that the world would suffer the alien invasion and the machine revolution at that time. Only the most skilled footballers will be able to stop this. Destroy any alien bug that crosses your path with balls. 1 or 2 players.
Overdriven Reloaded$7.99
Shoot' Em Up, Vertical Fast & Fun !The Overdriven Ship is back :More better, more intense, and more beautiful !
The guard of dungeon$10.99
The Guard of Dungeon - This is the mad first-person shooter. The Unknown Alien Force (UAF) wants to enslave Our World. Only the Hero can save the Planet from UAF invaders.
final m00n - Defender of the Cubes$7.99
There is no room for heroes and survival is almost hopeless. Excessively inferior, you will be hunted mercilessly. More than a million years in the future, there is no earth nor humanity - only a few survivors - who desperately protect what is keeping them alive on the m00ns: 3 CUBEs...
Vampiric Tower RemixFREE
A puzzle game where you can fly around as a bat and try not to get zapped by pumpkins.
Commando Jack$7.99
A Tower Defence game, that actually allows you to sit inside the turret and come face-to-face with the enemies! Addictive strategy - action game, with loads of shooting and explosions! Nearing 2 MILLION DOWNLOADS!
Anomaly 2$14.99
Anomaly 2 is a sequel to the critically acclaimed Anomaly Warzone Earth. Maintaining the core elements of the original, Anomaly 2 adds plenty of new features: unit morphing, over million tactical combinations, post-apo world and tower defense vs tower offense multiplayer mode.
Terra Tanks: Defenders of the Earth$0.99
A cloud hopping, alien blasting arcade experience that draws elements from classic shoot 'em ups and other iconic games of the 80's arcade era. Assume command of one of the five legendary Terra Tanks to defend the earth!
Dangerous Skies 80's edition$0.99
Enter the world of Dangerous skies, a shoot em up inspired by the mythical space invaders, you will face ten fantastic levels in full 80s style.
Weapon of Choice DX$5.99
Weapon of Choice is a high-energy, side-scroller in which each playable character is unique with their own special weapon and abilities! Blast insane aliens, find new player characters, and choose between branching paths!
FullBlast$4.99
Blast your way through waves of alien invaders in this retro style shooter with modern visuals. Collect power ups, destroy the enemy ships and defeat the mega bosses in 12 action packed levels. On your own or with a friend in local co-op mode.
The Walking Vegetables$9.99
It’s the 1980’s and an evil alien race has invaded Earth, turning all vegetables into crawling, bawling, mauling abominations. You are about to join Department Radical, the grooviest police force on Earth. Are you a rad enough dude (or dame) to smite these ravenous creatures?
ZeroRanger$11.99
This is the story of a fighter who wanted to become...
Mencia. A never was tale.FREE
Mencia. A never was tale, is a styled rogue-like, 2D platform, in which you will have to face agains an invasion of cute aliens using the properties a magic sword will give you. Let's go!
PLANETS OF WARFREE
This is a Short Clicking Adventure Game in which you Save Earth from an Alien Invasion.
ALIENS INVADED OUR PLANET$0.99
Aliens Invaded Our Planet is a Multiplayer / CO-OP (Up to 6P) FPS & Arcade Style Action game, the game is about alien invasion in 1900s Richalley Town. Shoot and run for your life against the aliens!
Space Mercenary Defense Force$4.99
Defend against the alien invasion and take down the mother ship! Utilise branching upgrade trees, unlock new ships, and equip permanent upgrades to create your own unique build and defeat the growing hordes of invaders in this sci-fi action roguelike!
Visitors$4.99
When you buy a country farm you should be ready for anything, even an alien invasion. A house far from civilization is all our hero has ever dreamed of, and it just so happens that a juicy offer has presented itself.
Orphan$14.99
A 2D sci-fi platformer about a young boy who may be the last survivor of an alien invasion. Under the cover of night, he ventures out in search of other life and to seek revenge against the machines that have taken over the Earth.
1979 Invasion Earth$4.99
1979 Invasion Earth is a compilation of four Casual Arcade Shooter games based on a classic retro games from when i was a young lad..
Break Stuff With Coins$7.99
Ever wanted to just let loose and Break stuff? Break Stuff with Coins lets you do just that. Toss coins at stuff, and break or manipulate it, all in a wacky physics world. Unlock new coins, each with unique bonuses or destructive effects that will definitely spice up your playstyle.
Defendoooooor!!$8.99
In Defendoooooor!!!, it's your job to fight an alien invasion.
Operation: Harsh DoorstopFREE
Operation: Harsh Doorstop is the ultimate, free to play, tactical shooter sandbox. Play singleplayer, multiplayer, or co-op modes and explore thousands of community-created maps, weapons, and vehicles via the Steam Workshop. Created by ex-developers of Squad, Red Orchestra, and Insurgency.
Lazergoat: Invasion$1.99
Martians have invaded the Earth and enslaved our animals, but worst of all, they made Lazergoat angry. Now, he wants revenge!
Save Iron GlobeFREE
Learn the story of Priscilla, the Perfect Soldier (PS) of the United Earth Federation, awakened from the cryptosleep to stop an alien invasion.
Escape to Mars$0.99
A game with inspirations like Pac-Man, Escape To Mars is a game about Action, puzzle and abilites require good tempo of player for collect all points.
Farm Wars: The Farmer´s Wrath$0.99
When alien beings decide to invade and conquer Earth, they don't expect such a powerful enemy: A very angry farmer, join him in the battle against dangerous and lethal aliens and win back the farm that is rightfully yours.