- #1 Collapsion
97% match2 user reviews100% of 2 reviews2022
Dev: Chris Corkill
Windows
When a black hole generates enough strength to destroy the entire universe, it's called Collapsion. It's up to you to defend the universe for as long as possible to stop Collapsion from happening in this Arcade Shooter!
Why similar: Aliens 19.4%, Destruction 19.3%, Shooter 15.4%, Arcade 14.7%, Sci-fi 10.5%
- #2 Changeable Guardian ESTIQUE
96% matchNo user reviews2026
Dev: Cat Hui Trading LLCPub: AMATA Games
Windows
A spectacular, satisfying, and super-watchable defense battle! The ultimate 8-bit shoot 'em ups born in the 21st century, ""Changeable Guardian ESTIQUE"", is now on Steam!
Why similar: Aliens 19.5%, Shooter 17.4%, Sci-fi 13%, Arcade 9.7%, Futuristic 9.3%
- #3 Mini Island: Aroma
96% match6 user reviews100% of 6 reviews2022
Dev: MACKINN7
Windows
Mini Island: Aroma is a one small hold & Gun, boss Rush mini-game of Casual difficulty!
Why similar: Shooter 21.1%, 2D Platformer 18.2%, Arcade 18.1%, Action 10.1%, PvE 9.4%
- #4 SatelliteInfection
95% match6 user reviews67% of 6 reviews2023
Dev: ADE0033
Windows
In a world where mankind has perished, he alone cleans the universe by removing garbage (broken satellites). It is a growth type shooting game set in space. Combine many enhancements to create your own spaceship.
Why similar: 2D Platformer 25.7%, Shooter 22.2%, PvE 21.5%, Sci-fi 14.9%, Action 8.6%
- #5 Cake Invaders
94% matchPositive90% of 38 reviews2021
Dev: Zoo Corporation
Windows
The Japanese just love their famous German-inspired Baumkuchen cakes, and hungry invaders from across the universe have discovered these delicious treats too! Are you up to the challenge of protecting the precious desserts from waves of alien attacks? Save the cakes!!
Why similar: Aliens 19.8%, Shooter 14.3%, Arcade 13.2%, Sci-fi 11.7%, Casual 11.3%
- #6 Infestation on Epsilon 13
94% matchNo user reviews2025
Dev: Xayba
Windows
Collect the data disks, avoid enemies, and go for the high score.
Why similar: Arcade 27%, Sci-fi 25.2%, Aliens 19.7%, Action 7.1%, Casual 7.1%
- #7 Chaos Brigade
93% matchPositive100% of 19 reviews2021
Dev: Matt Storm
Windows · Mac
Chaos Brigade is a 2D arcade shooter where you control a team of six space exterminators and lead them in the ultimate space cleanse. Wipe out the enemies with your arsenal, but don't overdo or you'll risk destroying the spaceships you are meant to save!
Why similar: Destruction 17.5%, Aliens 17%, 2D Platformer 14.5%, Arcade 14.2%, Sci-fi 11.1%
- #8 ACCELERATE ZONE
92% match2 user reviews100% of 2 reviews2023
Dev: mdkgames
Windows
FULL-THROTTLE STG "ACCELERATE ZONE". This is an action shooting game where the faster you go, the better your strategy. It's okay to take your time and go at your own pace.
Why similar: Arcade 21%, Shooter 18.9%, 2D Platformer 17.2%, Casual 10.7%, Action 9.5%
- #9 Maelor The Robot: Going Rogue
91% matchNo user reviews
Dev: Andromeda Studios
Windows
Flip gravity on the fly, master a multi-stage jetpack, slingshot across massive gaps, and use weapon recoil to launch yourself through chaotic levels. Evolve your arsenal through use, fight aggressive enemies, and turn the environment itself into a weapon in this high-mobility sci-fi adventure.
Why similar: Aliens 20%, Shooter 14.2%, Arcade 13.9%, Futuristic 12.8%, PvE 10%
- #10 ALIEN XENOBLASTER
91% matchPositive98% of 44 reviews2022
Dev: Vinny Kowski
Windows
Planet GOOBTOPIA's series of irresponsible decisions has led to a filthy wasteland polluting other planets in the solar system. Angry alien BLUNT has had enough in this arcade platformer-shooter.
Why similar: Aliens 23.7%, 2D Platformer 20.6%, Arcade 19.8%, Casual 12.2%, Action 10.3%
- #11 Cosmic Slime Defense
90% match1 user reviews100% of 1 reviews2024
Dev: JCVR
Windows
2D pixel art platform game in which you are in charge of eliminating alien enemies that try to conquer your planet.
Why similar: 2D Platformer 17.8%, Shooter 16.1%, Arcade 12.9%, Sci-fi 12.6%, Aliens 8.9%
- #12 WolfFang SkullFang Saturn Tribute Boosted
89% matchMostly Positive73% of 15 reviews2024
Dev: CITY CONNECTION
Windows
The steel wolf running across the earth × the sonic corpse that buries its prey. DECO shooting game redeployed!
Why similar: Shooter 15.8%, War 15.8%, 2D Platformer 15.7%, Arcade 15%, Sci-fi 12.9%
- #13 Flappy Alien
88% matchPositive87% of 23 reviews2024
Dev: DIG Games
Windows · Mac · Linux
Prepare for an intergalactic adventure in Flappy Alien! Navigate your UFO through space, dodge obstacles, and aim for the highest score.
Why similar: Arcade 22%, Aliens 20.8%, 2D Platformer 19%, Casual 11.4%, Sci-fi 10.4%
- #14 Beam Cat
89% match2 user reviews100% of 2 reviews2022
Dev: Chibinomicon Games
Windows
Beam Cat is a challenging platformer game where you charge a laser cannon to propel yourself or to slay your enemies. Climb to the top of the map to escape with your rescued brethren.
Why similar: Aliens 18.4%, Arcade 18.3%, 2D Platformer 17.2%, Futuristic 11.6%, Casual 10.9%
- #15 Pewt 'em Up!
87% matchVery Positive96% of 171 reviews2022
Dev: team tsoto
Windows · Linux
Pewt 'em Up! is a retro inspired arcade space shoot 'em up with lots of upgrades, achievements, extras and more.
Why similar: Aliens 21.8%, Shooter 17.8%, Arcade 16.9%, Futuristic 13.8%, Sci-fi 11.6%
- #16 Limit Shoot
86% matchNo user reviews2026
Dev: Nanasan System
Windows · Mac · Linux
The vertical scroll type Shoot Em Ups Game. The player-controlled fighter jet have the durable and can't be shot down in one hit. You will fight through the total of 5 stages, attacking enemies with missiles and lasers, blocking enemy bullets with shields.
Why similar: 2D Platformer 23.4%, Shooter 19.9%, Arcade 17.4%, War 14.1%, Sci-fi 10.2%
- #17 Lost In Space
86% matchNo user reviews2026
Dev: Alyssa Politte
Windows
Connor loves his job as a researcher, but his office space-base is under attack! Your boss has trusted you to vanquish the alien menace by killing as many as possible, and now you can do so on PC!
Why similar: Aliens 28%, Futuristic 17.7%, Shooter 10.9%, Arcade 10.9%, Casual 10.4%
- #18 Gemaboy Zero X
85% matchNo user reviews
Dev: NAPE GAMES
Windows
Gemaboy Zero X is an action, exploration, and platform Cyberpunk Ploidmania videogame. It is the latest installment in the PLOIDS saga in which Omega will have to travel through time to preserve it and rescue his beloved Alpha!
Why similar: Aliens 17.7%, Shooter 17.6%, 2D Platformer 15.7%, Sci-fi 12.6%, Futuristic 10.7%
- #19 Invasion From Space
84% matchPositive100% of 27 reviews2022
Dev: Jean Tampon
Windows
Simple remake of Space Invaders adding destructions and physics
Why similar: Aliens 20.7%, Arcade 20.4%, Futuristic 13.1%, Sci-fi 11.3%, Action 9.4%
- #20 BATSUGUN Saturn Tribute Boosted
84% matchPositive94% of 49 reviews2023
Dev: CITY CONNECTION
Windows
A PIONEER OF THE BULLET HELL GENRE BY TOAPLAN IS BACK!
Why similar: Shooter 17%, Arcade 16%, 2D Platformer 15.9%, War 15.5%, Sci-fi 11.7%
- #21 Colorfire Redux
83% matchPositive89% of 37 reviews2024
Dev: AntikoreDev
Windows
Well, the physpace is being destroyed, glitching by numerous hordes of malicious duplicating codes from the bitspace. People are panicking, we must send our final attempt to fix the issue, you must be trained to fix the bitspace and survive in it during the process, in its current, decaying status.
Why similar: Shooter 18.4%, PvE 16.8%, Arcade 16.3%, Sci-fi 13.3%, Futuristic 13.2%
- #22 Attack from Izar 2250
82% match2 user reviews100% of 2 reviews2026
Dev: Xayba
Windows
Alien attackers from the Izar system are invading Earth! Battle the extraterrestrial menace in endless waves in this tribute to classic alien 'invader' shooters from the late '70s and early '80s. Aim for the high score by destroying the evil alien monsters!
Why similar: Arcade 23.4%, Aliens 22.7%, Shooter 20.6%, Sci-fi 12.4%, Action 6.6%
- #23 All Tomorrows: Invasion
80% match9 user reviews100% of 9 reviews2026
Dev: Bluestone
Windows
Resist extinction in this endless survival wave-based sci-fi shooter. Upgrade your weapons and harness far-future technology to survive as long as possible from a God-like alien race that threatens all of humanity.
Why similar: Sci-fi 20.7%, Aliens 19.1%, Shooter 17%, Futuristic 13.9%, Destruction 13%
- #24 Alien Decimation
82% match4 user reviews100% of 4 reviews2022
Dev: Celestisoft
Windows
Destroy waves of UFOs in a arcade style space shooter with an array of powerful weaponry.
Why similar: Destruction 24.9%, Aliens 19%, Shooter 17.4%, Arcade 14.5%, Sci-fi 10.6%
- #25 Metacell: Genesis ARCADE
81% matchPositive91% of 11 reviews2022
Dev: PoseyPub: Products for Robots
Windows
This action packed sci-fi match three shooter is an homage to the classic arcade games we grew up with.
Why similar: Arcade 17.2%, Shooter 16.6%, Sci-fi 12%, Futuristic 10.9%, Aliens 10.6%
- #26 Space Ape
81% matchMostly Positive71% of 14 reviews2021
Dev: nonPareil Institute
Windows
How far can you take Dimitri the Russian Space Ape on his arcade adventure!
Why similar: Arcade 23.4%, 2D Platformer 22.2%, Sci-fi 16.8%, Casual 14.7%, Action 12.3%
- #27 Space Dragons
78% matchPositive87% of 39 reviews2025
Dev: TEAM Black Hat Robot
Windows
Choose your spaceship and defeat the alien threat that comes from the Moon. Blast your way crushing, ripping apart and exploding hostile aliens that are taking control of powerful weapons and military technology from Earth. Find the entity that controls the threat and make it explode into blood.
Why similar: Aliens 19.7%, War 14%, Shooter 12.9%, Arcade 12.2%, Sci-fi 11.5%
- #28 Slimepocalypse
79% match7 user reviews86% of 7 reviews2024
Dev: Mostly Harmless Ent.
Windows
Blast your way through oncoming hordes of slimes in this run and gun, slime blasting shoot 'em up! Arm yourself with an arsenal of futuristic weapons and defend your home as its invaded by a disgusting infestation of slime scum. Run, Blast, Survive! and whatever you do...DON'T GET SLIMED
Why similar: Arcade 20%, Shooter 18.6%, 2D Platformer 15.8%, Aliens 13.6%, Action 10%
- #29 Gamma Bros
79% matchVery Positive92% of 166 reviews2018
Dev: PixeljamPub: Akupara Games
Windows · Mac
Median: 36 minMean: 5.5 hrs≥1hr: 41%
Guide the Gamma Brothers through waves of alien attacks, blasting your way home from work in this frantic twin-stick space shooter about brotherly love.
Why similar: Aliens 16.2%, Shooter 15.3%, Arcade 14.5%, Sci-fi 14%, Futuristic 13.9%
- #30 Cha Recoil
78% matchNo user reviews
Dev: BanMedo Games
Windows
Cha Recoil is a shooter where you use your gun's recoil to move around. Dodge bullets and hit enemies as you progress through the game.
Why similar: Arcade 20.1%, Shooter 19.9%, PvE 13.6%, Sci-fi 13.2%, Casual 12.6%
- #31 Silver Squad: Age of the Vortex
77% matchNo user reviews
Dev: Gergely Dinya
Windows
Humanity is on the brink of extinction; take the place of Captain Edward Stalway and save the World from the forces of the Vortex. Raid enemy bases, steal alien technologies, collect artifacts and shoot robots into tiny piles of scrap.
Why similar: Shooter 29%, Sci-fi 25.7%, War 19.7%, Action 9.4%, Pixel Graphics 7.1%
- #32 Waifu Space Conquest
77% match2 user reviews100% of 2 reviews2023
Dev: Sweet Banana GamesPub: Gamuzumi
Windows · Linux
In Waifu Space Conquest you can play a nostalgic arcade game. Conquer all the space to pass the level. Confine the aliens in your claimed space to kill them.
Why similar: Shooter 22.4%, Arcade 19.8%, Aliens 13.7%, Cute 9.6%, Anime 8.5%
- #33 Dougie Dighog's Digging Life
76% match1 user reviews100% of 1 reviews2025
Dev: OTUSUN LAND
Windows
Help Dougie Dighog dig a dizzying 100 meters deep! Dougie Dighog's Digging Life is an arcade-style digging game - break blocks, gather resources, purchase upgrades, and dig your way through 100 levels as fast as you can!
Why similar: 2D Platformer 19.6%, Arcade 19.2%, Destruction 17.8%, Casual 11.3%, Anime 10.3%
- #34 Captain Galactic
76% matchNo user reviews2026
Dev: whoppagamer
Windows
Captain Galactic is a colorful retro sci-fi platformer where you ride a hoverboard through strange alien worlds, collect crystals, unlock abilities and items, dodge deadly traps, and blast enemies with your phaser.
Why similar: 2D Platformer 20.5%, Arcade 16.8%, Aliens 15.1%, Sci-fi 11.8%, Futuristic 11.5%
- #35 Metal Black™ S-Tribute
75% matchVery Positive96% of 55 reviews2023
Dev: CITY CONNECTION
Windows
Collect NEWALONE to level up your beam, then release energy! The home console version of the incredible side-scrolling shooter Metal Black is back with online rankings. Two players can play together!
Why similar: Arcade 22.1%, Shooter 20.3%, War 16.2%, 2D Platformer 15.7%, Futuristic 10.7%
- #36 StingerEP1
73% match1 user reviews100% of 1 reviews2025
Dev: Neutral Software Inc.
Windows
"StingerEP1" is an omnidirectional shooting game whose aim is to complete missions using the Stinger, the latest fighter in outer space.
Why similar: Shooter 26.1%, 2D Platformer 24.4%, Sci-fi 20.7%, PvE 14.5%, Action 11.9%
- #37 Astrozombies
75% match4 user reviews100% of 4 reviews2020
Dev: Robot Atomico
Windows
Astrozombies is a modern take on the classic action & platforming games we grew up with, presented with a unique 2D aesthetic. Jump right into the action with simple controls, and make your way through challenging levels with some kick-ass music. Always remember: run right, kill everything!
Why similar: Aliens 19.3%, Destruction 17.7%, Sci-fi 16.2%, 2D Platformer 14.5%, Arcade 13.6%
- #38 fig.
74% matchMixed45% of 11 reviews2022
Dev: Take IT Studio!
Windows · Mac
You do not know anything, yet you have to move forward. Wander through the corridors of a mysterious factory and recover your abilities. Fight patroling drones and break through to demanding boss battles. Seek a way out and find the meaning of the game's title.
Why similar: Aliens 19.4%, Arcade 17%, Shooter 16.6%, 2D Platformer 16.1%, Casual 6.9%
- #39 Outlaws vs Aliens
74% matchNo user reviews2024
Dev: Outlaws vs Aliens
Windows
"Outlaws vs Aliens" is an innovative puzzle-shooter game that cleverly blends the rugged charm of the Wild West with sci-fi elements, creating an uniquely entertaining gaming experience.
Why similar: Shooter 25.3%, Aliens 24.5%, 2D Platformer 23.7%, Casual 15.3%, 2D 5%
- #40 Super Alien Sniper - Super Realistic Simulator
73% match9 user reviews100% of 9 reviews2024
Dev: James StringerPub: Digital Crypt
Windows
A SUPER REALISTIC (ahem..) alien sniper simulator! Use your super quick reaction skills to outwit the alien blighters and snipe your way to victory!
Why similar: Aliens 28.1%, Shooter 15.6%, Arcade 15.5%, Futuristic 12.2%, Sci-fi 8.9%
- #41 Starship Wars
73% matchPositive94% of 17 reviews2022
Dev: Igolito Arts Studios
Windows
Destroy enemies, bosses and everything you see ahead!! Get crystals to buy better starships and get stronger. Have fun in three different game modes.
Why similar: Shooter 14.6%, War 14.5%, Aliens 13.7%, Arcade 13.2%, PvE 13%
- #42 Flying Pigs
72% matchNo user reviews
Dev: Smallthing Studios
Windows · Mac · Linux
Become part of the Flying Pigs and free the world from tyranny. Face the enemy of freedom in this unique shoot 'em up set in the skies of World War II. Eyes up, rookie! It's time for pigs to take flight!
Why similar: War 26%, Shooter 19.5%, Arcade 19.2%, PvE 12.9%, Action 8.7%
- #43 Super Meteor
71% matchNo user reviews
Dev: HZ3 Software
Windows
Can "Super Meteor" save the universe from the space debris created by the development of space by the people of Earth?
Why similar: Sci-fi 20.7%, Aliens 14.9%, Arcade 13.7%, Shooter 12.6%, Action 9.5%
- #44 Southern cross Battle force
72% match3 user reviews100% of 3 reviews2020
Dev: 226GameStudio
Windows
This is a horizontal retro arcade-style STG shooting game. Players need to control fighters to defeat the ultimate villain FightFox and rescue EAU and the Southern Cross Union headquarters.
Why similar: Arcade 23.9%, 2D Platformer 20.7%, Shooter 17.8%, Sci-fi 10.5%, Casual 9.1%
- #45 Toward aliens and beyond
70% match1 user reviews0% of 1 reviews2025
Dev: TommyMic
Windows
Toward aliens and beyond is a shoot'em up game where you make your way through wave of aliens. Destroy, get experience, upgrade and repeat. Can you resist 20 minutes?
Why similar: Aliens 29.5%, Arcade 24.8%, Shooter 21.8%, Casual 12.4%, Pixel Graphics 3.9%
- #46 Hare Trigger
69% matchPositive90% of 20 reviews2024
Dev: Bemmy Games
Windows
Play as a bunny with a gun in this fast-paced side-scrolling shooter. Your job? To destroy as many helicopters as you can.
Why similar: 2D Platformer 25.8%, Shooter 22.4%, Destruction 21.4%, Arcade 17.8%, Action 6.9%
- #47 ASTRODRIFTER
70% match7 user reviews71% of 7 reviews2024
Dev: thetobias
Windows · Mac · Linux
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.
Why similar: Aliens 19.8%, Futuristic 13.4%, Shooter 13.1%, War 13%, Sci-fi 12.3%
- #48 NEON SPACE WAR
71% match2 user reviews0% of 2 reviews2020
Dev: OOpopgames
Windows
In NEON SPACE WAR you take control of a ship and defend yourself more and more enemies. Survive as long as you can. Collect points and unlock new upgrades. Control via mouse and keyboard.
Why similar: Shooter 19.5%, Arcade 19.1%, War 18.7%, Futuristic 14.2%, Casual 9.7%
- #49 Macho Shot
68% match4 user reviews100% of 4 reviews2024
Dev: SAT-BOX
Windows
Macho Shot! Raise your Machos and grow them as big as possible!
Why similar: Shooter 18.7%, Arcade 18.5%, 2D Platformer 18%, Anime 10%, Casual 8.8%
- #50 Exovoid Carnage
67% matchPositive92% of 24 reviews2024
Dev: Man Up Time, LLC
Windows · Mac
This HEART-POUNDING WAVE-BASED ARENA SHOOTER catapults you into an alien-infested space station. SHOOT, SHRED, and SURVIVE as you crush enemy hordes, dodge chaos, and challenge yourself to set a new record. The battle escalates with every second—GET IN THERE and FIGHT!
Why similar: Destruction 17.4%, Aliens 16.7%, Shooter 13.3%, PvE 12.2%, Arcade 11.6%
- #51 Lucky Joe
71% matchNo user reviews2021
Dev: Mandragone Games
Windows · Mac
“ Do You Like Dying ?” Lucky Joe is a unique action game that combines shooting and platforming in 60 large 2D levels. Core gameplay easy to learn but hard to master, intense gunfights, a touch of humor, tons of enemies, a bit of reflection, great sound tracks… Try, die and retry...
Why similar: Destruction 21.9%, War 20.1%, 2D Platformer 14.6%, Shooter 14%, Arcade 12.3%
- #52 SUSHI Shot
68% match4 user reviews75% of 4 reviews2024
Dev: SAT-BOX
Windows
Aim your sushi and shoot! Hit sushi of the same type to make them grow bigger and bigger!
Why similar: Shooter 19.3%, 2D Platformer 15.4%, Arcade 15%, Casual 13.3%, Action 9.4%
- #53 Space Tram
66% match1 user reviews100% of 1 reviews2026
Dev: ByteXP
Windows
Control a UFO through different levels, avoid obstacles, and bring your passengers safely to their destination in this fast-paced 2D arcade game.
Why similar: Aliens 34.4%, Arcade 24%, Casual 15.4%, Sci-fi 14.4%, 2D 5.5%
- #54 Recoil VS The World
68% match6 user reviews67% of 6 reviews2022
Dev: Babasheep
Windows
Use the recoil of your guns to make it to get to the end of these saw blade-filled labyrinths! Turn lasers off, switch guns mid-level, and much more throughout 3 different biomes, each with their own new obstacles and levels to make a fun but rage-inducing experience!
Why similar: Arcade 26.4%, Shooter 26.3%, Casual 17%, Cute 9.5%, Pixel Graphics 6.7%
- #55 Snake Core
69% match9 user reviews56% of 9 reviews2020
Dev: Orangepixel
Windows · Linux
Are you ready to command a range of different units as they battle aliens in a mission-based take on the classic Snake? Select your path to victory!
Why similar: War 17.6%, Aliens 17%, Shooter 13.7%, Arcade 12.3%, PvE 12.3%
- #56 RYZY NYIL
66% match5 user reviews100% of 5 reviews2025
Dev: SB_Games_Public
Windows
Vertical-scrolling 2D shooting game with three types of weapons
Why similar: Shooter 22.4%, Arcade 22.2%, 2D Platformer 20%, Sci-fi 13.1%, Action 10.4%
- #57 Code Arcturus
69% match6 user reviews100% of 6 reviews2020
Dev: Norbert Érsek
Windows
Code Arcturus is a retro inspired arcade-style action platformer, with aliens, robots, spikes, explosions, and lots of coins. Blast your way through levels, compete for the fastest times on the leaderboards in Speedrun mode, or put your skills to the ultimate test in Nerfed mode
Why similar: Aliens 17%, Shooter 16.1%, Arcade 15.5%, 2D Platformer 14.1%, Sci-fi 11.7%
- #58 Rapid Fire Girls - BeachQueen -
67% matchNo user reviews2026
Dev: KoheiGallery
Windows
With curiosity and determination, you repeatedly press buttons to reveal the illustrations hidden beneath the covers.
Why similar: 2D Platformer 25.4%, Aliens 24.4%, Casual 16.2%, Anime 11.9%, Cute 11.3%
- #59 Final Formation
67% matchNo user reviews
Dev: Happymeal Inc.Pub: CITY CONNECTION
Windows
Equipped with the Fusion × Transformation “PELL” System! Free Map Side-Scrolling Shooter
Why similar: Shooter 20.2%, 2D Platformer 19.2%, Aliens 17.1%, Sci-fi 11.8%, War 9.5%
- #60 War in Space
70% matchNo user reviews2018
Dev: Aternix
Windows
War in Space is a retro style arcade shooter where you battle waves of unrelenting enemy ships with a whopping 81 levels and over 50 technologies available in the tech tree to keep you challenged right until the final wave.
Why similar: Shooter 22.1%, Arcade 21.9%, Sci-fi 14.7%, Casual 12.2%, Action 10.2%