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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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
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.
Shooting Blaster Big Bang Boom$4.99
Are you gonna shoot? YES! Are you gonna blast? YES! Are you gonna make a big bang? YES! Are you gonna make a big boom? YES! So what do you get? Shooting Blaster Big Bang Boom! Come have some fun, it's Good Time time!
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.
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!
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.
BlastZone 2$9.99
BlastZone 2 is a sci-fi side scrolling shooter that combines 2D and 3D gameplay elements with a shifting camera. Play solo or join up with a friend locally or online to battle the alien forces! There are many game modes, ship types, and difficulty levels, find your favorite combination!
Orbital Invaders$0.99
3D Sci-Fi arcade Shoot'em up game. Destroy asteroids and aliens. Shoot them all!3D arena shooter with multiple worlds. Spaceship simulator and shmup arcade style game.
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.
Star Hive: The Menace$0.99
This game is based on the neo mode of ''Galaxy Wars'' from 1995. Star Hive: The Menace, is the first in a franchise, there will be a sequel with three more games to continue the story. The objective is to use missiles stored on an Earth defense coalition freighter to destroy invading enemies.
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...
Nebula Invasion$3.99
Nebula Invasion was designed for those who enjoy the classic type arcade games, a spaceship shooter with great game play. Aliens attack many different ways from marching to dive bombing. You have the tools to fight back with a ship that can power-up with double, triple, rapid fire, or plasma cannon.
Switch 'N' Shoot$3.99
Endless arcade action with just ONE button - Switch directions whenever you shoot!
Space Dragon$14.99
Take control of a pair of hatchling space dragons and blast your way through the cosmos with our innovative move-and-warp system. Fight the robotic armadas that have enslaved the massive beasts of the galaxy! Destroy suns, battle epic bosses, and leap to new systems through mind-bending wormholes!
Astero$4.99
This game is about flying in space. You must destroy asteroids from the explosion of an object near the planet Jupiter. You will also encounter other extraterrestrial objects and even UFOs.
SuperOffice$9.99
SuperOffice is an intense top down view shooter experience where time moves only when you move.
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!
OutnumberedFREE
Outnumbered is a mass-enemy top-down shooter with rogue-lite elements. You may be greatly outnumbered, but not outpowered. Evolve into the ultimate weapon of destruction!
The Mobius Machine$19.99
Discover a vast alien world. Fight the ferocious local fauna and killer machines. Reveal its secrets and find a way to escape. The Mobius Machine is a side-scroller action adventure, with an emphasis on free-form exploration and intense combat.
Touch Force$0.99
Most unique top down shooter. Bring hell to insectoid robot invasion.
KillmaidenFREE
A fast paced singleplayer arena shooter. Choose one of three goals to win each stage, try different maidens and defeat 10 bosses on the way to meet the devil on stage 66. What's the highest score you can reach?
De-coding Armageddon$0.99
Fast paste, fast typing, arcade, die and retry game. De-coding Armageddon is a game to practice your speed and reflexes, perfect for when you are waiting on another game or wether you just wanna kill sometime.
Ace of Space$3.99
You and your spaceship versus thousands of aliens! Blast through waves of aliens with upgradable spaceships in this sci-fi shoot ’em up game and become the Ace of Space!
We're All Going To DieFREE
Gather a squad and fight for survival in We're All Going To Die. Work together with a squad using abilities, equipment and exploring different levels to make the most of your fight against your demise, after all, you're all going to die at some point.
Burst Fighter$9.99
Burst Fighter is a shoot'em up game with unique customizable ship feature fused with modern graphic and gorgeous art styles. Dodge, counter, and defeat various enemies / attack patterns. Experience more than 8 challenging and intense boss battles.
Xappy Ship$3.99
In this classic retro arcade-style space shooter, you'll embark on a thrilling adventure through the cosmos, battling against an onslaught of alien invaders and formidable bosses. With its pixel graphics and pulse-pounding soundtrack, Xappy Ship is a love letter to the classic space shooters.
Jack Big Chin: Alien Invasion$2.99
Save humanity! Help Jack Big Chin defeat the alien invaders, in a hard action-adventure game with 3D platform elements, where you must improve your weapons and activate cannons to complete your missions.
Cosmic Cursor$4.99
Cosmic Cursor fuses simple mouse-based controls with a challenging, reactive bullet hell for the ultimate pick-up-and-play roguelike experience.
Arcade Mayhem Juanito$9.99
Arcade Mayhem Juanito is a retro experience about arcade-hopping. Teleport into different video games, play with unique mechanics inspired by well-known arcade games, face stunningly animated bosses and join the fight against the clonocell invasion.
Space Force Squadron$0.99
Space Force Squadron is a horizontal 2d shmup. Choose between 4 pilots with different spaceships and different attributes. Buy upgrades for ships using points earned in battles. This is arcade style game, meaning there is no possibility to save.
Destroiders$3.99
No nonsense, action packed, 2.5D, Asteroids inspired shooter. Scream around speeding rocks narrowly avoiding an untimely death as you obliterate rocks whilst harvesting their valuable resources. See how far you and your friends can get. Best played with mates but also pretty fun on your own.
SolitariusFREE
Solitarius is a 2D top-down wave shooter set in a sci-fi space environment. It is a free minigame that contains six different levels, eight different enemies and nine different weapons. Instead of surviving as long as possible you have to make it through each level.
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!
Ex-Zodiac$11.99
A fast-paced low-poly 3D rail shooter heavily inspired by classics of the early 90's. Join protagonist Kyuu as she fights to free the worlds of the Sanzaru Star System, overrun by the intergalactic terrorist organization known as Zodiac.
Warp Out$9.99
A VR exclusive shoot 'em up, Warp Out projects you in four different worlds full of enemies to destroy. Only your skill can bring you to the top of the leaderboards!
Sagittarius$7.99
Sagittarius is a classic side scrolling space shoot'em up in a modern take. In this epic space game it's up to you to save our solar system from destruction. Fly alone or with a friend in a local multiplayer co-op game.
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!
Space Warden$9.99
Space Warden is top-down shooter in space where whole environment can be destroyed. Use lots of weapons which can burn, stun, damage, explode enemy ships, bases and terrain. Use turrets to defend your base and complete various missions.
SATAZIUS$5.99
The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...
Cerberus: Orbital watch$0.99
Get ready for classic top down space shooter gameplay! In near future scientists detected allien signals, you need to find out their nature.
CyberPigeon$0.99
Take control of CyberPigeon, the ultimate cybernetic avian warrior, as you engage in intense battles against swarming drones and formidable bosses. Adapt to the ever-changing environment, collect power-ups and weapons, and rise to the top of the leaderboard in this thrilling aerial showdown.
Bad Chicken$9.99
Bad Chicken is a retro styled sideway scrolling shoot-em-up inspired by the retro classics. It takes place in 8 locations in the Ferus system, each one with different challenges, and dangers.
Galactic Federation$14.99
Classical 3D space combat simulation with unique 100% dynamic destruction engine, allows you to realistically damage and burn through your enemies exactly where you hit them with blasters, causing their onboard systems and armor to melt away and fall apart. Made by solo developer.
ARMED SEVEN$4.99
The year is 1989. 12 years have passed since the Gogoh Army’s invasion of Earth. Exposure to alien technology during the war enabled Earth’s own technologies to take massive leaps forward. International conflict that was previously rife in the history of mankind fell to an all-time low, and the Earth Federation was established as a...
Astro Traveler$4.99
A retro style space sim where you mine, trade, bounty hunt, pillage, and explore. In this game you choose you own path as you navigate the galaxy while balancing faction alligence and legality of your actions.
X-Force Under Attack$5.99
X-Force Under Attack brings back all the charm of shmup games from the 80's/90's. It's a frenetic and chaotic space shooter with insane battles against extremely difficult bosses.
Spinner Invaders$7.99
Shoot your way through a thrilling action adventure of 120 waves in 4 different game modes while fighting against waves of enemies and 12 extreme bosses. Save the world from The General by yourself or with a friend locally and play 10 different Challenges.
Devastation - Annihilate the Alien Race$2.99
Devastation - Annihilate the Alien Race, is a 2D, dual stick shoot em' up, bullet hell, arcade game. Tear up hordes of aliens with skill based game play, bombs & upgrades to obliterate everything!. Gun down 11 massive bosses, bank insane score on the leaderboards & overcome clouds of enemy fire.
Binarystar Infinity$4.99
Binarystar Infinity is a 1-Bit Shoot ‘Em Up with a challenging experience reminding of the traditional Arcade Shmup classics, that can be experienced alone or with a friend, and with the particularity of being playable in vertical or horizontal scrolling mode.
Deathroids$2.99
Remember the golden age of arcades playing a game with all the classic 80's/90's space-shooting features. See how far you can go by destroying all enemy robots that are ready to planet earth attack.
Cyberpunk 3776$4.99
Cyberpunk 3776 harkens back to the glory days of arcade shoot-em-ups. It all begins on a postapocalyptic earth and proceeds into space. Your journey will be a metaphor about life and death, a road that every person has to walk down alone. The only choices you get while on your path to the inevitable end: keep your head up high or forfeit.