Top similar games like Drones: Defenders Astartes:

Solo Defender is a fast-paced vertical space shooter where you battle waves of enemies, unlock upgrades with Gems, and face epic bosses—including a drone-spawning Mothership. One life, multiple planets, and a secret level await. No ads—just pure arcade action.

EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.

Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

Roguelike missile command. Survive as long as you can aboard the Ark, humanity's last hope, in a hostile galaxy.

Caves of Mars is a new 2D sci-fi action adventure space shooter game set in the mysterious caves of the planet Mars. Your mission is to navigate your spacecraft through 100 procedurally generated levels, battle against and destroy enemies and alien lifeforms and collect as many gems as possible.

Star Squadron is a next-generation space combat simulator delivering unmatched immersion. With seamless transitions, an interactive narrative, and our revolutionary Voice Mimic System that personalizes dialogue to your actions, your choices, and your name, every journey will feel uniquely yours.

Starshot is a difficult space shoot-em-up with rogue-like elements and randomly generated levels. Will you be able to upgrade your ship and pilot it to safety, or be destroyed in your search for stardust inside the automated production facility?

[ GALACTIC FIELD ] The game story takes place in the distant 24th century future interstellar era, where 3 different factions compete with each other. It supports PVE PVP EVE mode gameplay, and also provides the game's unique squadron fuse mode gameplay and gameplay detail adjustment system.

PewPew! - move, shoot and upgrade!

A fast-paced single-player arcade shooter, 'Intergalactic Defenders' combines strategic rogue-like elements with classic space combat, where you, as an elite pilot, engage in thrilling battles to save humanity from the alien Caedons.

Fight against an ever-evolving threat in this skill-based twinstick shooter 14 years in the making.

Planetary Defense - defend the Earth from attack!

Spaced Liberation is a very small indie game about the liberation of a planet.

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.

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

Ω-SPACE - The last dimension you can reach

A cosmic bullet-hell roguelike. Holy Justice is an exhilarating arcade shooter where you upgrade your ship with Core Enhancers, create unexpected combinations, discover unique devices at critical moments, and unleash outrageously powerful builds.

A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again!

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.

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Extinction 1306 is a top-down roguelike shooter. You are the sole survivor after a failed experiment. You must fight off mutant insects, explore the abandoned lab, level up and find upgrades to improve your skills, and defeat bosses to reach a final threat standing in between you and saving Earth.

Meteorite MinerIn this thrilling 2D space mining game, you'll take on the role of a daring asteroid miner. Armed with your trusty mining laser, you'll blast through space rocks to extract valuable minerals and resources.

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

Starbase Gunship places you in the seat of a weapons officer on a state-of-the-art Gunship as you defend a remote outpost from an Alien invasion fleet. With access to laser cannons, missiles, miniguns and nuclear warheads, you are the last line of defense between humanity and the alien invaders.

Spaceslingers is a mind-bending gravity-based game, where the only obstacles between you and your goal are the most powerful celestial objects in the known universe!

Where is Earth is a top-down vehicular combat game. Traverse planets, evading threats and obstacles, in search of your crew. Gather resources to assemble upgrades, landing vehicles, space craft, weaponry and support modules to aid you in your fight against an unknown enemy.

The second title in the Whisker Squadron universe takes the fight to the cosmos! A free roaming roguelike featuring tense battles in open space, sprawling Swarm factories, remote stations with quests and shops, moons infested with bosses, and a fantastically colorful vision of outer space.

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!

Lead a powerful space battleship and bring victory to humanity in the midst of an endless war.

Deliver packages... in space! Test your agility by navigating through different galaxies carrying diverse packages and upgrade your ship. Will you become the best courier in the universe?

Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!

Embark on an retro adventure of ever-changing challenges. Adapt to unique ships, dodge bullets, blast enemies, and shape-shift your way to victory. Get ready for non-stop excitement and pure arcade fun!

A quick and action paced retro styled arcade shooter, or shoot 'em up (shmup) if you like. Perfect to play in short chunks, like when you are waiting for big games to download.

In the vast depths of space, lies a man with a dark past. Setting himself apart from that old life, and seeking justice against wrongdoing instead of being the cause of it, Captain Righteous uses the Freedom Fighter, his trusty space fighter to search for and combat the evil Captain Buster!

Explore the vast reaches of space inside a realistic gravity simulation with only your trusty rocket launcher by your side. Battle scores of local robotic inhabitants that want to push you out and stake your claim at the edge of the galaxy.

The Squids are here - but your soldiers are ready. Grow your squad up to 4 members by rescuing survivors. Obtain the best weapons, support, and equipment you can by gathering Squid Samples. Become a force to be reckoned with, one the Squids will fear for generations to come.