Games like Galaxy Annihilation
If Galaxy Annihilation is your kind of game, the closest matches are Space Drift Squad, Rescue Guardian Blaster and Unknown Hero — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Galaxy Annihilation: Galaxy Annihilation is a shoot'em up where we need to protect the planet earth from an impending alien attack.

Players who liked Galaxy Annihilation also play
Steam players who put hours into Galaxy Annihilation also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Space Drift Squad
WHY THIS
Top pick for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
Call your friends and lead your squad through the outer space and protect your planet from asteroids and alien ships on this local shoot'em up. Shoot, evolve e explode these space enemies.
Rescue Guardian Blaster
WHY THIS
Second-strongest match for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
Rescue Guardian Blaster is a fast-paced, score-focused shoot 'em up! Destroy enemy ships by matching your ship's gun color to the enemy's to earn more points, all while tracking your score against the best players or your friends.
Unknown Hero
WHY THIS
Third-strongest match for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
Brace yourself for an intense bullet hell experience! Fight your way through challenging levels, defeat bosses, upgrade your weapon and get the highest score!
The Battle of Aurinoxia
WHY THIS
Ranked #4 for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
A retro space shoot 'em up with pixel art graphics, unique enemies, tough angry bosses, and a killer soundtrack. You are among the first pilots to arrive in the system to mount the counteroffensive against the aggressors. Get out there and show these aliens the price for messing with The Alliance!
WDF
WHY THIS
Ranked #5 for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
‘WDF’, is a horizontal shmup game with a Boss-rush style in that the difficulty will increase slightly after the player clears all stages and continues to the next loop. Each loop will be different from the other. Also, it has a main campaign mode with a longer stage and weapon upgrades.
Super Rebellion
WHY THIS
Ranked #6 for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
The humanity succumbed against the power of a aliens intergalactic empire, but managed to organize and establish a resistance army. Join the rebellious seekers of peace and help them defeat the evil that haunts the Earth.
Shooting Stars!
WHY THIS
Ranked #7 for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
This game is the answer to one of the most important questions in life: “I can haz lazer kitty?“ Yes you can!
Overdriven Reloaded
WHY THIS
Ranked #8 for Galaxy Annihilation fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Galaxy Annihilation.
Shoot' Em Up, Vertical Fast & Fun !The Overdriven Ship is back :More better, more intense, and more beautiful !
Cheaper alternatives
Games in the same vein priced at least 40% below Galaxy Annihilation at current Steam store prices.
POSTAL 2
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Action and Indie with Galaxy Annihilation.
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
Milk inside a bag of milk inside a bag of milk
WHY THIS
Priced ~50% under Galaxy Annihilation on Steam right now. Shares Indie with Galaxy Annihilation.
A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.
Blood and Bacon
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Action with Galaxy Annihilation.
This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.
shapez
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Indie with Galaxy Annihilation.
shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!
Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Action and Indie with Galaxy Annihilation.
"Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad?" is a fast paced shower-simulation where you shower with your 8-bit dad.It's good, clean fun!
Bit Blaster XL
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Action and Indie with Galaxy Annihilation.
Bit Blaster XL is a fast-paced, retro arcade shoot 'em up (shmup) inspired by the classic quarter-munchers of the ‘80s. Easy to pick up, hard to put down, boost, dodge, shoot, and chase high scores in this addictive, old-school action game!
Dictators:No Peace Countryballs
WHY THIS
Priced ~67% under Galaxy Annihilation on Steam right now. Shares Indie with Galaxy Annihilation.
Dictators : No Peace Countryballs is a war simulation and dictator game. This is a fun,simple and some say a funny countryballs game. If you like simulation games, you will love playing Dictators : No Peace. Play as a dictator of your favourite country and colonize the world.
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Chicken Invaders Universe
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
A deliciously addictive core of finger-blistering shooting action, surrounded by delectable morsels of galactic exploration, spacecraft customization, and community competitions.
SQUIDS FROM SPACE
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
SQUIDS FROM SPACE is an 8v8, team-based PvP top-down shooter where humans and the sinister Squid aliens wage war for the future of the Earth!
Gamma Bros
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
The original 8-bit twin-stick space shooter about brotherly love, available to play for free.
Calamari Clash
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
Calamari Clash is a multiplayer versus game which takes you into the role of a Calamartian who crashed on an unknown planet along with its companions. Dash it out against each other to charge the spaceship’s battery and escape. Only one can escape… who will it be?
Recursive Hate - Spider Hell
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
Try to survive in Spider Hell. Fight with big, realistic and terrifying spiders and versus swarms with literally thousands of spiders.
Rocky Mayhem
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
Systems are down and require time to repair, leaving you with a basic gunship with no hopes of escaping an aggressive asteroid event. Will you be able to survive the increasingly difficult 6 minutes to repair the ship's functions and escape? Also discover a variety of genres, all in one game!
In Extremis
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Galaxy Annihilation.
In Extremis is a challenging and provocative shoot'em up about finding yourself in the chaos of the universe.
Narrow it down
Head-to-head comparisons
More from Lunarhellgames
Other recommendable Steam games by Lunarhellgames, ranked by review count so the studio's hits land first.
Endless Treasure Hunt
WHY THIS
Another title from Lunarhellgames, the studio behind Galaxy Annihilation. Shares Action and Indie with Galaxy Annihilation.
Endless Treasure Hunt is a colorful endless runner, your job is to collect as many coins and materials as possible to buy new submarines, warships and helicopters to increase the maximum distance traveled.
Boomer Rampage
WHY THIS
Another title from Lunarhellgames, the studio behind Galaxy Annihilation. Shares Action and Indie with Galaxy Annihilation.
Boomer Rampage is a puzzle game in which we control the boomers rocket hand. Our task is to destroy the target, avoiding enemies, traps and walls in all the 90 levels.
Flatwaters: The Curse of Echita
WHY THIS
Another title from Lunarhellgames, the studio behind Galaxy Annihilation. Shares Action and Indie with Galaxy Annihilation.
Flatwaters: The Curse of Echita is an open world game in which we will have to conquer each island of the city "Echita" and loot all the treasures in it.
The Endless White
WHY THIS
Another title from Lunarhellgames, the studio behind Galaxy Annihilation. Shares Action and Indie with Galaxy Annihilation.
The Endless White is a survival game, in which we will have to procure food, water and shelter from the freezing temperatures of the Alaska, in order to be able to repair the helicopter with which we had to perform an emergency landing following a failure to the engine.
TetraDice
WHY THIS
Another title from Lunarhellgames, the studio behind Galaxy Annihilation. Shares Indie with Galaxy Annihilation.
Forget everything you know about falling blocks. TetraDice blends classic arcade strategy with Roguelite powers and dice-driven chaos. Bend gravity, unleash explosions, and use 50+ Perks to survive and beat the high score.
Frequently asked about Galaxy Annihilation
- How much does Galaxy Annihilation cost?
- Galaxy Annihilation is listed on Steam at 2.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Galaxy Annihilation?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Galaxy Annihilation are Space Drift Squad, Rescue Guardian Blaster, Unknown Hero.
- Who developed Galaxy Annihilation?
- Galaxy Annihilation was developed by Lunarhellgames.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Galaxy Annihilation.
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