Top similar games like Collapsion:

The Japanese just love their famous German-inspired Baumkuchen cakes, and hungry invaders from across the universe have discovered these delicious treats too! Are you up to the challenge of protecting the precious desserts from waves of alien attacks? Save the cakes!!

Xentron Attack is a multi-directional shooter. The evil alien forces called Xentron have invaded your galaxy and spreading dangerous meteors and missiles in the space. Fight with smart enemies who calculates your movements. Turn your ship precisely and use the borderless space wisely.

Stop the Saturnians is a shooter inspired by classic arcade games. Dodge enemy fire, destroy procedurally generated alien waves and fight massive bosses. Collect resources in the midst of combat to upgrade your ship or improve Earth's defenses. Protect yourself and the planet both!

In this unique shooter from 1984. take on the role of a pilot of an out-dated Cosmic Cruiser, fighting to rescue the crew of a distant space station that had been captured by a raiding party from the sinister Rallom Empire.

In this highly addictive top-down arcade shoot-em-up from 1982, originally for the ZX Spectrum, defend yourself from wave upon wave of deadly alien combatants using your Ion Thrust Drive and dual Plasma Disruptors.

Classic 80s inspired shooter

Pewt 'em Up! is a retro inspired arcade space shoot 'em up with lots of upgrades, achievements, extras and more.

Somewhere in outer space an epic battle is about to take place! Battle 7 stages of pixel-art chaos and become the true champion.

Retro arcade classic, Defeat a million invaders from another dimension in this side scrolling shoot'em up.

Jetboy is a retro supercharged jetpacking pixel shooter with a pumping metal soundtrack.

Chaos Brigade is a 2D arcade shooter where you control a team of six space exterminators and lead them in the ultimate space cleanse. Wipe out the enemies with your arsenal, but don't overdo or you'll risk destroying the spaceships you are meant to save!

Simple remake of Space Invaders adding destructions and physics

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

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!

Destroy waves of UFOs in a arcade style space shooter with an array of powerful weaponry.

Defend Spacebase 19 from the asteroids swarming down on the station! Shoot down waves of stones and equip different powerful weapons. How many waves can you last? A simple nostalgic retro arcade turret defense shooter.

A topdown bullet hell game where you control a spaceship and fight waves of asteroids and enemy spaceships.

BoboInvasion is a classic spaceshooter game. Face waves of aliens with increasing difficulty, dodge their attacks, and choose a ship upgrade that suits your style to win

Project SNAQE is an action and precision game inspired by the classic Snake. Drill, shoot and expand your super mining machine as you try to deal with monsters along the way. Simple and easy to play but hard to master.

Dodge enemy beams with your space fighter, kill huge bosses, and sing along to seven distinct songs in this unique rock opera videogame.

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.

Retro-inspired arcade-style shooter. Save humanity from incoming waves of flaming hot meteors, alien ships hell-bent on destroying humanity, and the strangeness of space by shooting, blasting and nuking incoming waves of meteors and enemies.

Grav Blazer is an arcade space shooter with a focus on fast paced action. Skill based firing mechanics, rotational controlled power attacks, increasing level difficulty, and endless procedurally generated levels are some of the features players will experience.

Gem Raider 2 is an old-school move-and-shoot game. Your objective in each room is to destroy all of the Power Gems and return to the teleport pad to exit. Other Gems can also be destroyed to increase your score. There are 20 rooms and each of the 9 types of enemy Gems has unique weapons or skills.

A throwback to the classic quarter eating arcade games of the 80's. Bit Blaster XL is a retro styled, addictive, and fast paced arcade shoot 'em up! (shmup).

ATOMIC GUARDIANS is a fully CO-OP arcade retro shoot 'em up, where one player flies the ship, and the other player mans the shields. Fight your way through a never ending horde of Brutal Bosses, Alien Monsters and Gigantic Asteroids as you rack up a new world-wide high score. Play with up to three friends, and see how long you can last!

In Waifu Space Conquest you can play a nostalgic arcade game. Conquer all the space to pass the level. Confine the aliens in your claimed space to kill them.

Destroy enemies, bosses and everything you see ahead!! Get crystals to buy better starships and get stronger. Have fun in three different game modes.

Scifi run and gun arcade action Featuring a soundtrack provided by the cyber realms greatest composers.

Race through caverns while blasting away enemies and terrain to reach the depths of Mars in this reimagining of the 1981 classic.

This action packed sci-fi match three shooter is an homage to the classic arcade games we grew up with.

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.

Play as a space ranger, who has been tasked to defeat the evil Techno Dragons, who have inhabited an old planet in the hopes that they can get to controlling the world! Stop them, Ranger, before the dragon's plan comes to completion!

How long can you survive the depths of space in this fresh revival of the classic arcade shooter, all while grooving to an original score by Megan McDuffee. Pilot solo or recruit a friend for local co-op across 30 unique challenges or the endless arcade mode.

A shmup without shooting. Reflect the bullets with one of your two shields. Bite-sized arcade action. Cover humankind's retreat and make it count.

A micro horde-survival roguelike where time only moves when you do! Level up, choose your skills and slaughter thousands of monsters. Jump in the monster-slaying arena and piece together your collection of gear, characters, and stages to become the ultimate survivor!