Top similar games like Ark Defender:

This game is a Stupid Space Shooter. Control your ship to blow up the bad guys, they are red. Levelup to gain upgrades to fight more bad guys

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

Starship Inspector is a Space Roguelike in which every choice you make matters. Save a galaxy or rescue your crew member? Serve an evil empire or help an ancient tribe? You'll constantly have to make hard decisions and deal with consequences.

Cargo is a space shooter where you collect packages from planets and try to deliver them to other planets without being killed.

Star Knight: Order of the Vortex is a rogue-lite, shoot-em-up made to give you fun and interesting decisions and test you skill in action-packed, bullet-hell gameplay. Choose your crew, upgrade your ship, and explore the unknown depths of the Vortex.

Galandrix is a rogue like arcade game played from a top-down view and features both fast-paced action and real time strategic choices. Select your ship and blast off into the unknown against countless hordes of enemies.

A 2D, top-down shoot'em up with simulation elements, deeply reminiscent of those vector games from the 80s. Blast your way trough space, enemies and mystery. Upgrade your drones. Endure your mothership's AI cynical attitude and survive the most realistic shoot'em up ever!

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

PewPew! - move, shoot and upgrade!

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

This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.

Cards and Guns is a top-down arena shooter roguelite, where you’ll have to defeat hordes of creatures. Choose from a variety of cards and upgrades to create unique builds and survive to the end.

lone.AI is an upcoming space RPG roguelite. With challenging, relentless gameplay, each run has the potential to boost your ship's power, speed, and more. As a lone AI, fight your way through the solar system and uncover the secret behind the ZOSMA, an alien race that holds power over the system.

Fly a star-fighter against a bloodthirsty armada. Gather weapons, resources, and upgrades to help you push back the relentless assault while protecting the galaxies' civilians!

Inspired by classic Japanese shooting games, SHINORUBI is a pure dose of adrenaline and frenetic arcade action with all the best aspects of Japanese bullet hell games, optimized for modern PC in ultra HD, all in a polished, accessible with many levels of difficulties.

This is a 2D Pixel Top-Down Space Shooter Game. The game implemented Rogue-Lite elements, like the survivor series.

Use ships to attack and destroy enemy space stations in real time.  Navigate through different randomly setup star maps to get to the exit and win.  It's a 2D single player space game that's massively replayable.

Nanoplanet Survivors is a heart-pounding bullet hell survival game set on a hostile planet. Battle relentless waves of alien foes and adapt with powerful upgrades and unique character abilities. Epic boss fights make every playthrough a thrilling challenge. Can you emerge as the ultimate survivor?

Explore the farthest reaches of Human Space in this open-world space adventure. Compelled to journey to the Galactic Core by a mysterious hyperintelligence, you must fight your way through dozens of star systems teeming with clashing empires, expansionist AIs, and fearsome xenophobes.

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

Be NEARLY vaporized, crushed, blown to pieces, flame broiled, and electrocuted using your incredible targeting skills and class 1 fancy flying to keep you alive in this SHMUP that brings back the essence of the classic arcade shmups!

A vertical arcade shoot'em up with an inventive teleport system, lots of fast-blazing action and explosions, tons of boss fights, a risk/reward based score system and a proper challenge for both veteran and new players of the genre.

BroodStar is a classic arcade shmup with roguelike elements. Acquire crazy item combos, encounter strange events and fight challenging bosses on a quest to destroy the living planet, the BroodStar.

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.

Consume the civilization of the fools who unleashed you upon the universe.

Edge of Galaxy is a real-time tactical space sim with RPG-lite elements. As the commander of a mercenary fleet, you must hire and manage your ships, upgrade their capabilities, and rise through the ranks to become a legend among mercs.

Astero Inc. is a space mining simulation game where players will travel to a dystopian future in a tense competition for asteroid mining rights throughout the universe. Take on the role of a small business owner in an all-out fight against the mighty Black Corp.

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.

Use your infinite deck of cards in real time to push back the never ending waves of pirates. Fly through a Roguelike, Arcade, Space Shoot em' up, and Destroy the Cosmos with unparalleled firepower, ingenuity, and a little bit of luck!

Eyeb is an action packed tower defense-like that pits a young space cadet's bionic eyeball against a harrowing nano-bot invasion. Push out, explore, power up and drop a trillion towers for the glory of facing off with the diabolical Nano-Lord. You can also go fishing in space.

You’ve been hired to make a delivery to planet Miridian V. The trip will be a dangerous yet lucrative journey full of mad robots and unpredictable stellar phenomenon. Name your crew, name your ship, manage your supplies, trade, battle, survive, and make your delivery!

Test your wits as well as your ability to lead an expedition in this deep space dungeon-crawler. Hire the best heroes and villains of the galaxy. Find unknown planets in uncharted space. Start small, plan big and get a fleet of warships capable enough to rival most fearsome enemies.

Action roguelike where you build and command your own spaceships. Battle enemies, explore planets and customize your ship on the fly. Make the best use of the quirky ship modules you find, ranging from slingshots to ion cannons, to try and avoid certain death.

Test your skill while trying to unlock all ships by fighting on 6 unique maps full of different kind of enemies!

A cozy time survival roguelite in space. You steer the shippy while the shooting happens automatically. Meet cute NPCs, solve small quests, and fight quirky enemies with satisfying weapons. A shorter experience for people who don't have much time but love playing (and finishing) games.