Top similar games like Protect the Earth:
Protect the Earth $3.99
You are the best pilot in the space force and the earth needs you to protect itself from an alien attack. Protect the earth and then go to the invader's planet to finish them off once and for all.
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Nibiru Voyage$3.99
Nibiru Voyage is a classic scrolling game with weapon upgrades and hordes of enemy ships.
One Way Road: FirehuntFREE
Firehunt is a prologue for the main story One Way Road. Take part in space battles as you travel across the galaxy and fight to save humanity. This cinematic narrative driven action-focused space shooter, will take you on a journey into the near future, and put the destiny of mankind in your hands.
Asteroid Force$1.99
Asteroids are headed directly towards Earth. Destroy asteroids before they can slam into Earth. Earn medallions to purchase ship upgrades to help in the fight to save Earth.
Lil Tanks$4.99
A side-scrolling shooter with RPG elements that puts you in control of a prototype tank -- defending humanity from the alien scourge known as The Cuur!
Vostok 2061$9.99
Vostok 2061 is a modern-graphics vertical scroll shooter. Gorgeous alien worlds, spaceships, and bosses. Explore mysteries as you listen to a great soundtrack!
Redout: Space Assault$9.99
Redout: Space Assault is arcade space battle, coupling the trademark Redout adrenaline with the thrill of combat. Outsmart, outmaneuver, overpower, outclass your opponents in lightning-fast, adrenaline-inducing single-player space combat.
Galactic Sanctuaries$3.99
Protect the lighthouse, destroy nests and complete tasks.
ALPHA CENTAURI SPACE FORCE$9.99
Execute intense space battle operations from side, and top view. Face tough enemies along your way, destroy guardians and generators. Dodge traps. Keep focus on targets. Think fast. Overcome the chaos. Join now and become an alpha centauri pilot. Bonus: retro like endless space shooter mini game.
AIRANBLADE$12.99
AIRANBLADE is a 3D vertical progression action game, like the classic shoot 'em up games. Fight against squadrons of enemy aircrafts and gigantic bosses. Enjoy beautiful special effects and lots of explosions and lasers coming from every corner.
Gates of Hell$0.99
Gates of Hell is a fast-paced first-person shooter where you must battle through relentless waves of Demonic terror!
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.
Action Ball$6.99
Meet the good old 3D Breakout style game straight out of the 2000s! No open world, no lootboxes, no towers and no NFT. Just you, the ball and bricks. Fun in direct and concentrated form! And by the way, do you want a machine gun or flamethrower? Or both at once?
Pink Devil$2.99
Join the fight against alien invaders in Pink Devil. Pilot an upgradable fighter jet through diverse environments, from oceans to deserts. Face unique bosses with distinct tactics and use weapons like machine guns, lasers, and rockets. Become the unstoppable Pink Devil and save the planet.
Space Colonizers Idle Clicker$2.99
Space Colonizers is a simulation and strategy idle game of Sci-Fi adventure theme. To explore more planets and meet cute aliens, you have to constantly install parts and upgrade spacecraft.
Astrozombies$0.99
Astrozombies is a modern take on the classic action & platforming games we grew up with, presented with a unique 2D aesthetic. Jump right into the action with simple controls, and make your way through challenging levels with some kick-ass music. Always remember: run right, kill everything!
CYGNI: All Guns Blazing$29.99
An unrelenting onslaught of eye-popping visuals, ear bursting soundscapes and mind-melting action makes CYGNI the vanguard for the next generation of shoot-em ups. Outgunned, outmanned and out on your own, plunge into a sky full of hell in a last-ditch battle for survival.
STARNAUT$7.99
"STARNAUT" is a roguelike action game with a simple control!Gear up yourself with 8 weapons and fight against the endless horde!Can you regenerate the earth within one 15-30 minute playthrough? Supports mouse, keyboard, and controller. !
Last Space Mission$1.99
Last Space Mission is a 3D Wave Shooter in the space where you are the pilot of a spaceship whose planet has been conquered. Fight back and show them that you are the best star pilot in the galaxy and a cunning warrior.
Ozone Guardian$2.49
A new twist on the classic arcade shooter, with a variety of character choices and an upgrade system. Control your spaceship with your mouse & shoot with click - the only limitation is your hand speed! Face waves of creative enemy ships and stimulating bosses, and protect the ozone, Ozone Guardian.
The Echoes of Mars$4.99
The Echoes of Mars is a voxel-style tower defence game. Defend your research base on Mars from ancient creatures by strategically placing towers and using advanced tech.
BoltBreak$14.99
BoltBreak is a mix between a wave shooter and a superhero game. Unlock new superpowers and climb the leaderboards as you fight through 100 waves of supervillains across 8 different earths in the BoltBreak multiverse.
Chaos Road$2.99
Amazing car race SHOOT 'EM UP 3D! The best in Car Games Free, Arcade Classic! 🔥
The Siege of Brimir$11.99
Play as an alien with super powers in frenetic battles against the army, destroy buildings, smash, fly and improve your character in order to annihilate humanity. They will try to stop you with their soldiers, F15, Giant mechas, warships or tanks but it is going to be useless against your power.
Space Defense$0.99
You and your space troop have a tough mission to defend Earth from an alien invasion in this epic space war. Will you be able to guide your troops to victory?
PAWARUMI$14.99
Pawarumi is a modern shoot’em up set in a retro futuristic sci-fi pre-Columbian universe. You’ll take control of the almighty ship Chukaru and its three unique weapons! Shoot wisely to either do double damage, heal yourself or charge your Super Attack!
Windfolk: Sky is just the Beginning$12.99
Explore the skies of Eurian and help Esen to defeat the evil coalition in Windfolk: Sky is just the Beginning, a third-person shooter adventure game.
The War Enders: First Strike | 终战：初击$14.99
The War Enders: First Strike is a bullet hell shooting game. While having 3D graphics, the game keeps a classic taste of this hardcore genre. Select and customize your fighter with interest. Dodge the bullet and strike back the unknown with the determination to save the Earth!
Rocket Blasters$0.99
Rocket Blasters is a fast paced, action packed shoot-em-up set during the invasion of the Dread Pizza Armada. Its hand-drawn art gives it a unique style. Blowing stuff up has never been so fun!
Rocket Horizon$2.99
Rocket Horizon is a game where you control a rocket to dodge obstacles on different planets.
Nimbus INFINITY$14.99
Nimbus INFINITY is a high-speed mech action game, set in the future of a war-torn Earth that has just begun to heal. Equip mechanical Battle Frames with weapons to customize your battle style, and soar through variant battlefields while discovering the story of a new generation.
Super Arcade Boy in Defender of Planet Earth$1.99
A Retro Style Classic Side-Scrolling Shoot 'Em Up with Super Arcade Boy's Debut! Fly him through 8 levels while defeating waves of enemies and bosses with amusing dialogue, power-ups, HD graphics and full controller support. Super Arcade Boy's up to the challenge. ARE YOU?
Legend of the Moon 2$2.99
-This is retro classic arcade Full 3D shooting game. The player is equipped with powerful, colorful missiles It provides cool action to destroy the pouring enemies.
Invaders 360$9.99
A modern tribute to arcade legends! This shoot'em up arcade game revives the classics after 45 years with fresh graphics and innovative gameplay. Become a part of Space Ranges Inc. Join now! Get the high score!
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.
Tunnel Assault$6.99
Pilot your spaceship through unyielding tunnels, dodging obstacles, and unleashing dual lasers in this procedurally generated, fast-paced adventure. Unlock new ships and upgrade your arsenal as you advance, race against time, and emerge as the ultimate tunnel ace 🚀🌠
Alien Flex$4.99
Aliens are very fond of flex. This guy is no exception, he wants to dance for you. But for that he needs space drugs for aliens. You need to kill all the guards and steal drugs.
Space Pressure 3D: PreludeFREE
Immerse yourself in the story of two brave space amazons who dare to challenge the irresponsible aristocratic system. Overcome all the obstacles that appear on your way - hordes of space scavengers, armies of General Admiral and get to the main villain - Evil Moneybag!
SpaceEngine$29.99
The world's first science-based photorealistic interactive 3D planetarium that models the entire Universe, using procedural generation for uncharted areas.
Wormhole: Battle for Planet Earth$1.99
Wormhole: Battle for Planet Earth - This is a fantastic third-person action game. In the game you are waiting for aliens, teleporters, dark matter and hurricane action.
Starship Destroyer$0.99
A sci-fi space vehicle combat game, where the player must defend their capital ship from being destroyed, while attempting to destroy the alien force's own capital ship!
Polygon Attack$1.99
Break through unlimited waves of enemies and fight unpredictable bosses!
Aster Force$0.99
Aster Force is a 3D sci-fi spaceship shooter game set in the far reaches of space. Players may choose from multiple ships to pilot, as they patrol and protect Sector 7184 from the sinister space pirates known as Specter. Join the crew of SS Gallaway to bring peace and order to the stars.
Angry Universe VR$14.99
Welcome to a VR game where you rule the universe! Break stuff, enjoy gravity physics, and survive natural disasters. And the best part? Fight off aliens using several guns or even asteroids. Try everything you can to keep your home solar system safe from the dangers out there!
Endocrisis$9.99
Combat against big bosses and increase the power of your ship through levels and secrets. Absorb or use your armor against enemy bullets is the key defense strategy
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!
Antiprism$17.99
Antiprism brings classic shoot 'em up mechanics to VR and combines them with innovative single-player twin-ship gameplay. Control two ships at once as the pilots Jexen and Malik shoot hordes of enemies, dodge enemy fire, find and upgrade items, and beat hard bosses on their journey through The Gone.
Space Elite Force$2.99
Gear up for an intergalactic thrill ride! Space Elite Force is a frenzied space-shooter packed with weapon customization and epic boss battles. Take command of your ship and fight for the survival of humanity!
Rigid Force Alpha$19.99
Classic shoot’em up action in modern 3D! Blast off to take down hordes of infected aliens and dreadful machines programmed on waging an intergalactic war against mankind!
Fly Fly Tank$11.99
Fly Fly Tank is Chaotic Tank-Based Third Person Shooter Action Game! The purpose is to move around 3D Stage and defeat certain number of Enemies. By accumulating Scores, you can Level Up Weapons and By defeating Boss, you can use Boss's Weapon. Super easy operation with only arrow keys and mouse!
Too Angry to Space$4.99
Do you miss the times when games were not holding your hand? When they did not forgive mistakes and controls and rules were clear and simple to learn? YES? So you miss the 90s!
Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...