Top similar games like Orbital Purge:

Defend against the alien invasion and take down the mother ship! Utilise branching upgrade trees, unlock new ships, and equip permanent upgrades to create your own unique build and defeat the growing hordes of invaders in this sci-fi action roguelike!

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!

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!

Fight off hordes of enemies, slay Bosses, Dash through enemies and push them off the buildings In this shield themed roguelite.

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

Blast through waves of enemies, collect powerups and test your skills against challenging bosses. It is a modern take on classic space shooters, blending accessible gameplay with roguelite progression. Compete for the top spot on the global leaderboards in 15 minute runs.

Revolocity is a casual 2D physics based roguelite in which you use your momentum to tear through hordes of enemies. Try to survive as long as possible, and get your score as high as possible. Run mutators and upgradeable abilities change the way each game plays.

Cosmic Cursor: Prologue fuses simple mouse-based controls with a challenging, reactive bullet hell for the ultimate pick-up-and-play roguelike experience.

Dodge, dash, and destroy bugs with your squad in a fast-paced fight against a relentless insect invasion. Choose from a roster of elite exterminators, each armed with powerful weapons and elemental powers. Evolve your squad mid-run and unlock lasting upgrades to stand against the ever-growing swarm.

Crush, smash, and eat thousands of enemies showing humanity what the meaning of destruction is! Kaiju Catastrophe is an arcade game with roguelite mechanics. Mutate devastating weapons, unlock permanent evolutions, and wreak havoc with a variety of monsters to tear humanity apart!

AsTroops is a roguelike card-based space combat game. Build your fleet, choose cards with machine gun, rocket, and electric weapons, and fight real-time battles to break the alien blockade.

You play as a young boy who dreams of being a famous astronaut who discovers alien worlds and life. One hot summer day, you fall asleep and into a terrifying dream made up of your worst childhood fears. Can you survive this nightmare of asteroids, space spiders, deadly skulls & more?

Stranded in Starlight is a top-down roguelite where you pilot a spaceship armed with a variety of unique weapons and utilities. Battle relentless enemy hordes and powerful bosses as you upgrade your ship, adapting to each challenge in an ever-changing fight for survival.

Cosmic Cursor fuses simple mouse-based controls with a challenging, reactive bullet hell for the ultimate pick-up-and-play roguelike experience.

Dodge, collect, and survive. Every piece of salvage you grab makes your ship deadlier and tougher.

Collect synergizing items to create an overpowered character to fight hordes of cyclops monsters. Cyclo Chambers is a fast-paced, top-down arena shooter with light rogue-like elements. 150 items to choose from to create frantic combinations. Different runs every time.

Blast aliens, collect upgrades, and survive long enough to make it out in this sci-fi mashup of "Asteroid" and "Vampire Survivors".

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.

This roguelike spaceshooter pits waves of enemies against you in your pursuit to reach the end of the galaxy. Improve your ship with permanent upgrades and select temporary upgrades during a run to pursue achievements and and kill bosses.

Defeat the enemies. Upgrade the spacecraft. Defend the mothership. Regular Spacecraft - Defending the Mothership is a shoot em'up game with roguelite elements.

Don't get swarmed in this incremental top-down shooter! Unlock new mechanics and upgrades as you defeat more and more enemies. Let drones aid you in combat and use your abilities to become unstoppable.

Dwarf Star: 16 bit inspired game where mercenary go shoot shoot on evil alien guys who were accidentally fabricated by the government. Top down space shooter with a mission based structure. However, you can do these missions in plenty of different orders with different amounts of upgrades.

Galaxy Hordes is an Action-Roguelike where you fight off waves of aliens across various unique planets. As you level up choose skills and passives to create a different build every run. Survive until the time is up and return to your ship with recourses to unlock permanent upgrades.

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.

Fight hordes of Covenant & Flood in this new game mixing Roguelite & Bullet Heaven for hours of mindless fun!

Combat endless waves of spaceships as Cosmos Kitten in this physics-based action roguelite! Unlock combinations of unique characters with powerful weapons to overcome the onslaught of enemies. Compete or cooperate with friends in optional local multiplayer mode.

OROBOROS is an arcade-action game where, as you fight to complete your cycle, enemies and adventure are dragged onto you; packed with explosions, bursting with excitement, and loaded with challenge. Eating your own tail has never been this hard.

Survive the swarm and clear the arena of alien infestation in this fast-paced bullet hell roguelite shooter. Unlock new heroes, guns, and skills in a never ending quest with one thing in mind. Keep Those Bugs Away From The Bomb!

Survive in the deep void of the galaxy against thousands of invaders! Nebula is a challenging bullet hell, twin stick shooter where you have to face endless waves of space enemies. Additional map resources and space drones can provide you a support but be wary, they can as well become a deadly trap.

Rocket Rats is a survivors-like game where you defeat cheese-based astral bodies in space – as a rat! Clear waves of enemies, collect cheese, upgrade your gear, and conquer the moon!

Amass an army of undead to fight endless waves of heroes intent to end your boneraising ways! In this gothic auto-battler rogue-lite Survivor-like, use the bones of slain heroes to raise your minions, collect relics and spells, and unlock meta upgrades, all to survive King Gigald's crusade!

A top-down "bullet-heaven" roguelite where you play as a futuristic space marine. Use a variety of damage and utility abilities in your attempt to survive. Earn tokens to spend on permanent character upgrades, ability upgrades, and ability mods that allow you to customize your playstyle.

Discover a short story where you will have to answer questions to overcome the challenges it presents. It is a mixture of bullet hell with hundreds of enemies and graphic adventure, where choices influence the plot.

Kill all enemies, Upgrade, Repeat! Defeat thousands of enemies in this incremental roguelite and become unstoppable as you progress through the game.

What would you do in a UFO invasion? How about spacejack a UFO and use their technology against them! Use Space Age power-ups on these uninvited guests to show them who's boss. So go ahead and suck them into a black hole, or just nuke 'em to send them back to the Stone Age!