Top similar games like Earth Space Defenders:

Choose your ship and command it against an army pitted against you in this wave-based arcade-style bullet hell space shooter. Fight for as long as you can with powerups acquired through the catalog, and blast through everything in your path.

KosmoSquad is a twin-stick arena shooter where you survive as long as you can against an ever-increasing hoard of enemies. Fight alone or with up to three friends and collect star multipliers to maximize your high score. Use your score points to purchase upgrades for your ship and try again!

Compete in the galaxy's most watched game show! Battle Royal on a planet that is being destroyed by a giant laser; each round players are eliminated as the world itself is destroyed and the escape pods become more scarce. Be the last person standing in a battle of wits, weapons and brute force.

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.

A vertical scroll shooter where deflecting enemy projectiles is key to success.

You should simply try out Roboom. We have quite a long description below, you can read if you like, but experiencing Roboom yourself or as Co-op is the best.

Enter the cockpit of your spaceship and prevent the destruction of our homeland! You and your friends have to dodge various attacks and fight many enemies. But your Twitch chat can support you in your defense and your subscribers can even accompany you as wingmen!

High-speed shmup where survival meets rhythm. Evade waves of enemies to pounding drum and bass soundtrack. Compete globally or battle friends in co-op/PvP. Customize your ship, perfect your run, and claim your spot on the leaderboards.

This lightning fast arena shooter brings you right back to the highscore hunts of the arcade era. Use your arsenal of deadly weapons wisely against the increasingly ferocious monster hordes to survive as long as you can.

Frantic 4-player laser ricocheting top-down shooter. Keep it casual and enjoy the chaos, or master the surprisingly deep mechanics to obliterate your enemies. Duke it out locally in free-for-all or 2v2.

SUPERVERSE is a fast-paced, action-packed, space shooter game. This electrifying arcade transports the player to an ancient network of interconnected universes, to find a way to return to the past and prevent the extinction of humanity.

Blast through waves of alien enemies in Project AionIX! Master your piloting skills, dodge, and survive in this fast-paced space shooter!

XenoFeud is an insane top-down twin-stick arcade alien shooter, where you must survive hordes of alien intruders while defending a mysterious object in space.

Ultra Mega Planet Battles (UMPB) is an intense arcade-style, space-based, twin-stick shooter. Players can play by themselves, or with up to 3 friends local co-op or Steam Remote Play (total of 4 players). Select your character, select and modify your ship, then get shooting!

Star Jet Alpha is a top-down space shooter inspired by classic arcade games. Progress through each stage by blowing up enemy space stations while avoiding or destroying enemy missiles, space mines and asteroids. Unlock Star Jet capabilities by completing stages.

Gratuitous Shooty Game is a hobby space shooter made by the developer of Gratuitous Space Battles, reusing the art from that game :D.

Gatekeeper is a fast-paced rogue-like. Go on a quest to find the stolen Heart of the Universe and shoot your way through the hordes of machine enemies guarding the planetary gates. Play solo or in 4 people co-op and become the next Guardian!

Lonefield Evacuation Survivor is a... survivor in which you play as a ship facing an alien incursion. Destroy your enemies, collect bolts and upgrade your ship to survive long enough and escape. Play alone or with up to 3 friends in local multiplayer or with Remote Play Together for online gaming.

An arcade arena top down shooter. fast paced action with a great sound-track. shoot your way through the approaching enemy shapes, upgrade your character and beat the high score.

Neon Fighter is a tiny arcade game packed with lasers and explosions, in which every few seconds you are forced to switch weapons automatically, making you have to adapt quickly to the new situation and re-evaluate your perspective.

Meteor Blasters is a non-stop action space shooter. Inspired by Asteroids, this game will see you choose between 6 different ships each with their own characteristics and utilize a variety of weapon powerups to eradicate the space rocks. Play 4 players Co-op or Versus Mode with friends.

A sci-fi twin stick shooter stripped down to the bare essentials with focus on smooth controls and satisfying action.

Tear across the desert, obliterating wave after wave with your nuclear missile powered dual-wielding hover tank. A tight, punchy roguelite sandbox with ludicrous weaponry, exhilarating rocket-tank combat, and daily leaderboards!

A physics based twin-stick shooter. Survive as long as possible and get a high score. Use your gravity beam or your gravity mine to destroy endless waves of enemies.

A fast-paced, top down movement shooter. A drifter must master the art of drifting, the nature of the enemy and the rhythm of attack and defence. Only then can a drifter become The Astrodrifter.

Swarmhunters is a top-down arena action shooter. The war between human and bugs has become worse - Project Swarmhunters emerged at this situation. You play as the best space soldiers in the galaxy and your mission is to strike the hive and hunt down the Emperor, supreme commander of bugs.

Planetary Defense - defend the Earth from attack!

Be THE Cowboy in this top down shooter that allows you to upgrade your health, dash speed, and sword strength, as well as 19 weapons, with the souls you collect from your slain enemies!

Brace yourself for explosive space battles in GalaxIverse II! This intense multi-directional shooter puts you in the pilot's seat against alien fleets and colossal capital ships.

Fight, die, repeat! VOXEL Hunters is a top-down roguelite arena shooter. Enter small, fast-paced arenas where you must eliminate all enemies. Engage in quick, action-packed missions, experiment with powerful abilities and augments, and unlock unique cosmetics to customize your appearance.

Void Prison is a fast paced, endless arcade twin stick shooter that puts you inside of an ever shrinking ring. Survive by fighting emerging enemies around you and don't get consumed by the void. Complete achievements to unlock new skins and powerups and get on top of the leaderboards!

Amass independently powerful upgrades that synergize into world shaking phenomena, and use them to lay waste to countless entities across a dying universe.

slither and shoot, but don't run out of space! cyber_serpent is an arcade twin-stick shooter combined with snake. compete for a global high score in this modern take on retro classics as you face infinite waves of polygonal enemies.

The SPELP program needs YOU to annihilate thousands of aliens with a variety of weapons, members and unique capacities. Unlock characters and make up your own team to fit your playstyle.

Stranded on a far flung planet, hold out for rescue against alien foes with a variety of guns, lasers, and explosives.

Bullet hell meets auto-shooter in this roguelike color-matcher where RGB itself is your weapon! The Maiden of Light has been captured by the forces of entropy. Six challenging bosses stand in your way and only you can save her!