- #1 Dwarf Star
97% match1 user reviews100% of 1 reviews2022
Dev: Calvin WilliamsPub: Robert Williams
Windows
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.
Why similar: Mars 29.1% ★, Aliens 13.5%, Top-Down Shooter 13.2%, Bullet Hell 10.9%, Old School 9%
- #2 Martian Invaders
96% match4 user reviews100% of 4 reviews2022
Dev: LoadUpGames.com
Windows · Mac · Linux
WE HAVE ALIENS, YOU DON'T—Blast Martian invaders and flying saucers across 30 stages with robotic voice effects. Use your destructible shield, rescue army men for bonus points, and chase the high score.
Why similar: Mars 33.2% ★, Aliens 15.5%, Top-Down Shooter 15.1%, Old School 10.1%, Shooter 6.6%
- #3 Cowboy In Space
96% match2 user reviews100% of 2 reviews2025
Dev: Da Waffle H8ter
Windows
Be THE Cowboy in this top down shooter that allows you to upgrade your health, dash speed, and sword strength, as well as 19 weapons, with the souls you collect from your slain enemies!
Why similar: Mars 37.1% ★, Top-Down Shooter 13.2%, Aliens 12.5%, Bullet Hell 10.8%, PvE 6.3%
- #4 Marsmare: Alienation
95% matchPositive100% of 15 reviews2024
Dev: Drunk Fly Oy
Windows
Marsmare: Alienation is a thrilling adventure of an earthling kidnapped by malevolent aliens. Improve your gear and gain new abilities as you progress through the game. Encounter numerous enemies such as Martians, robotic spiders, space slugs and flying drones.
Why similar: Mars 32.7% ★, Aliens 15.6%, Retro 14.2%, 3D Platformer 10.5%, 2D Platformer 9.5%
- #5 Corridor 7: Alien Invasion
94% matchPositive85% of 40 reviews2021
Dev: Capstone SoftwarePub: Ziggurat
Windows
This terrifying 1990s sci-fi first-person shooter from Capstone Software has you venturing deep into the dark and twisting test chambers of Corridor 7 to combat a hostile takeover of Earth.
Why similar: Aliens 23.3%, Mars 20.2% ★, FPS 14.2%, Retro 12.1%, Old School 9.3%
- #6 UFO No!
94% matchNo user reviews2022
Dev: LoadUpGames.com
Windows · Mac · Linux
Spacejack a UFO and turn alien tech against its owners across 49 action-packed stages. Use black holes, nukes, slow-mo, and more to survive escalating waves and save the planet.
Why similar: Mars 40.2% ★, Aliens 18.5%, Bullet Hell 8.8%, Old School 8.7%, Sci-fi 8.1%
- #7 BlockRunner : The BlockSide
93% match3 user reviews100% of 3 reviews2023
Dev: MrStubby | WadihPub: Stubby Studios
Windows
Get ready for an adventure in this fast-paced bullet hell game!
Why similar: Runner 24.7%, Top-Down Shooter 18.9%, Bullet Hell 18.4%, 2D Platformer 11.2%, Aliens 10.1%
- #8 Xentra Station
92% match1 user reviews0% of 1 reviews2025
Dev: Klemen ZagarPub: Sektor 13 Games
Windows
Xentra Station is a retro-inspired 2D shooting platform set in a futuristic mysterious world.
Why similar: Aliens 26.5%, Old School 17.4%, 2D Platformer 15.6%, Retro 10.5%, Sci-fi 10.4%
- #9 Doge to the Moon
91% match3 user reviews100% of 3 reviews2021
Dev: The Wilburnness
Windows
Doge to the Moon is an endless runner game based on the WSB and Dogecoin stock market saga. Help Doge as he rocks out to a great soundtrack flying through space while avoiding asteroids, comets, and other out of this world obstacles as you try to get Doge to the Moon and BEYOND! MUCH WOW, included.
Why similar: Mars 48.4% ★, Runner 27.3%, Old School 7.6%, Sci-fi 6.4%, Pixel Graphics 4.2%
- #10 Phoebe Eridani
91% matchNo user reviews
Dev: Ohmna Games
Windows
Defend the human colony on the planet Phoebe in the Eridani star system against a mysterious alien species. Utilize one of four fighter jets, each with unique abilities and attributes.
Why similar: Mars 52.5% ★, Retro 11.1%, Sci-fi 9.8%, PvE 9.8%, Aliens 8.8%
- #11 Project AionIX
90% matchNo user reviews
Dev: AionBlaze Studio
Windows
Blast through waves of alien enemies in Project AionIX! Master your piloting skills, dodge, and survive in this fast-paced space shooter!
Why similar: Top-Down Shooter 23.1%, Bullet Hell 16.8%, Aliens 14.4%, Old School 12.7%, Sci-fi 11.5%
- #12 Red Galaxy
89% match8 user reviews100% of 8 reviews2021
Dev: CSZgames
Windows
This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.
Why similar: Top-Down Shooter 22.5%, Aliens 19.6%, Bullet Hell 18.4%, Old School 10.8%, Shooter 9.9%
- #13 Netherspace
89% matchPositive85% of 13 reviews2021
Dev: Konstantinos Katsoris
Windows
A sci-fi shoot'em'up game with heavy focus on upgrades experimentation, featuring two unlikely heroes that must work perfectly together, despite their share of secrets, to surpass their limits and succeed in eliminating a threat that might destroy both Earth and Andraxia if left unchecked.
Why similar: Aliens 18.8%, Bullet Hell 16.4%, Top-Down Shooter 15.8%, Old School 12.8%, Shooter 8.7%
- #14 Blood Aliens 3
88% matchNo user reviews2025
Dev: Ciberrex Games
Windows
Blood Aliens 3 is a cinematic, story-driven space shooter where every alien wave burns hope into defiance.
Why similar: Mars 39.7% ★, Aliens 13.5%, Bullet Hell 13.4%, Top-Down Shooter 9.6%, Sci-fi 7.6%
- #15 Caverns of Mars: Recharged
87% matchMostly Positive79% of 56 reviews2023
Dev: SneakyBoxPub: Atari
Windows · Mac · Linux
Median: 3.0 hrsMean: 3.4 hrs≥1hr: 81%
Race through caverns while blasting away enemies and terrain to reach the depths of Mars in this reimagining of the 1981 classic.
Why similar: Mars 48.7% ★, Aliens 15.1%, Old School 10.3%, Sci-fi 8.7%, Shooter 7.9%
- #16 Residuum
86% matchNo user reviews
Dev: Silent Gnome Studios
Windows
Defend your base on Mars from invaders in Residuum. A thrilling mix of tower defense and shooter gameplay, upgrade weapons and choose your crew for a unique experience each time. Play with a friend for even more excitement!
Why similar: Mars 40.5% ★, Aliens 17.3%, Top-Down Shooter 13%, Bullet Hell 10.3%, Sci-fi 8.2%
- #17 Caves Of Mars
86% match1 user reviews100% of 1 reviews2021
Dev: Silkweb Games
Windows
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.
Why similar: Mars 47.1% ★, Aliens 17.6%, Sci-fi 9.1%, Retro 7.5%, 2D Platformer 7.2%
- #18 Block 17
85% matchNo user reviews
Dev: Pixel Fusion Games
Windows
Fight through the monster-infested darkness on Mars. Every death alters your DNA, granting power at a steep price. Upgrade weapons, uncover secrets, and choose your fate in this pixel-art horror with dark humor.
Why similar: Mars 38.4% ★, 2D Platformer 12.6%, Old School 10.3%, Platformer 8.6%, Shooter 8.4%
- #19 PHOBOS: PSYCHODEATH 狂死
84% matchPositive82% of 33 reviews2022
Dev: PLUSHCATBOY
Windows · Mac
PSYCHEDELIC HORROR SHOOTER!
Why similar: Mars 39.1% ★, 3D Platformer 13.8%, Bullet Hell 13.7%, FPS 12.8%, PvE 8%
- #20 Mission Mars
84% match5 user reviews80% of 5 reviews2021
Dev: Anvelopa
Windows
Mission Mars is an action FPS inspired by the shooters of the '90s. The game features an intense single player experience set on Mars in the 22nd century.
Why similar: Mars 34.8% ★, FPS 22.3%, Aliens 16.1%, Old School 14.7%, Shooter 9.2%
- #21 Saturn Quest: Blast Effect
83% matchPositive83% of 12 reviews2021
Dev: Arkhouse TelegraphPub: Arkhouse Telegnosis
Windows
Saturn Quest: Blast Effect is a story-driven action adventure game set in the human-less galaxy far far away. Fly, climb, shoot, explore the world and fight the giant bosses in this 8 Bit style Space Opera, full of drama and epic.
Why similar: Top-Down Shooter 18.9%, Aliens 16.7%, Bullet Hell 14.2%, Old School 11.6%, 2D Platformer 10.8%
- #22 KIKURA
82% matchMixed71% of 17 reviews2022
Dev: 県工情報処理部(KENKOUJSB)
Windows
The second installment of the "刻一刻(KIK)" series!"Utsushiyochigai"It is a world that exists parallel to the present world in which we live, a world inhabited by gods and Yokai.This story is a new generation Urashima Taro, in which two girls confront yokai in order to solve the cursed beach incident!
Why similar: Top-Down Shooter 23%, Bullet Hell 22.2%, Old School 18.5%, 2D Platformer 14%, Retro 10.6%
- #23 Little Betty: Gold Rush
81% match1 user reviews100% of 1 reviews2025
Dev: Karsten Klewer
Windows
Help brave Betty to collect the stolen gold! In this fast-paced 2D pixel art retro single screen platformer, you'll race through 60 challenging levels full of traps, obstacles and surprises.
Why similar: Runner 29.2%, 2D Platformer 16%, Old School 9.8%, Platformer 9.5%, Action-Adventure 8.6%
- #24 Stellar Nemesis
81% matchNo user reviews2026
Dev: Perun Games Studio
Windows
A high-definition arcade shooter blending old-school action with modern polish. Battle across the Solar System, upgrade your weapons, and unlock tougher challenges in Nemesis Mode - all set to a hypnotic, retro-electro soundtrack.
Why similar: Old School 28.3%, Bullet Hell 17%, Retro 16.7%, Aliens 14.7%, Shooter 9.5%
- #25 Mines of Volantis
82% matchMixed67% of 18 reviews2020
Dev: Spacefish Games
Windows
Dig for rare minerals, upgrade your harvester and unlock research to escape from planet Volantis.
Why similar: Mars 39.3% ★, Procedural Generation 13.1%, 2D Platformer 11.6%, Old School 9.2%, Sci-fi 7.1%
- #26 Gamma Zero
79% matchPositive90% of 21 reviews2025
Dev: Sinclair Gurny
Windows · Mac · Linux
The earth is being attacked by creatures from deep space! Time to bring the fight back to them! Battle through multiple stages of heart pounding bullet hell action. Evade the onslaught of bullets, rack up massive multipliers, and get revenge for your planet!
Why similar: Aliens 22%, Top-Down Shooter 21.6%, Bullet Hell 18.8%, Old School 18.5%, Pixel Graphics 7.7%
- #27 Crimson Glaive Sigma
80% match5 user reviews100% of 5 reviews2021
Dev: Pixel Artery
Windows · Linux
Enjoy this 2D metroidvania-like bullet hell platformer. Jump, dodge and traverse using your jet pack. Find weapons and abilities. Fight bosses and escape an old space station drifting through the cosmos. You are alone, with nothing but a space suit and a gun. Just keep going! Persevere and triumph!
Why similar: Bullet Hell 19%, Aliens 17.3%, 2D Platformer 15.6%, Retro 12.7%, Platformer 9.5%
- #28 Stellar Valkyrie
78% matchNo user reviews
Dev: In The Keep GamesPub: In The Keep
Windows · Mac · Linux
Space bounty hunter Falco must explore the solar system in search of his ex-girlfriend and destroy the Black Star cult. Collect bounties, upgrade your equipment, explore planets, crack wise & fight aliens in this GZDoom-powered Retro-FPS adventure.
Why similar: FPS 21%, Aliens 19.3%, Old School 12.8%, Sci-fi 11.2%, Shooter 10.8%
- #29 Stop the Saturnians!
79% match5 user reviews100% of 5 reviews2022
Dev: Jeff Sinasac
Windows
Stop the Saturnians is a shooter inspired by classic arcade games. Dodge enemy fire, destroy procedurally generated alien waves and fight massive bosses. Collect resources in the midst of combat to upgrade your ship or improve Earth's defenses. Protect yourself and the planet both!
Why similar: Top-Down Shooter 19.6%, Aliens 19.1%, Old School 16.3%, Retro 10.3%, Shooter 8.7%
- #30 Alienstein
78% matchNo user reviews
Dev: Pretty Fly GamesPub: Pretty Fly Games
Windows
Alienstein is a retro inspired FPS with random generated levels and boss fights 🔫
Why similar: Aliens 28%, FPS 26%, Procedural Generation 26%, Retro 15.6%, Indie 2.6%
- #31 Zenvader
75% matchPositive97% of 29 reviews2025
Dev: RyiSnow
Windows
Zenvader is a super retro shooter mixed with roguelite elements. Dodge the barrage of bullets, improve your unit, and try to defeat the Alien King!
Why similar: Aliens 20.4%, Old School 18.4%, Top-Down Shooter 17.1%, Bullet Hell 14.9%, Retro 13.2%
- #32 Blue Jay Joyride
77% match3 user reviews100% of 3 reviews2022
Dev: Simmuk
Windows
Blue Jay Joyride is a fast-paced 2D space shooter. Go through waves of enemies and fight progressively harder bosses. Collect one of the many unique powerups to give your ship a fighting chance in this intense game.
Why similar: Top-Down Shooter 27.3%, Aliens 22.7%, Old School 15.9%, Retro 9.8%, Sci-fi 8.6%
- #33 Destructivator 2
77% matchVery Positive96% of 55 reviews2020
Dev: Pug Fugly GamesPub: Thalamus Digital
Windows
A platform shooter that brings 90's gaming smashing into your face! Blast and insta-melee your way through hordes of alien soldiers, robots, bosses and loads more. Fight on foot, in a fighter or in a bomber. Take on bosses and ensure that the alien menace won't threaten Earth ever again!
Why similar: Old School 23.4%, 2D Platformer 18.3%, Retro 12.6%, Shooter 10.7%, Platformer 8%
- #34 Touch Your Eyes
76% matchNo user reviews
Dev: WOW Studio Games
Windows
"Touch Your Eyes" is a game born in the 2023 CiGA Gamejam. It is primarily a puzzle game with a gameplay style similar to pushing boxes, featuring multiple levels with special mechanics. We will continue to develop this game, and during this process, we welcome everyone to join our Discord and QQ communities to share your...
Why similar: Mars 46.5% ★, Aliens 19.6%, Sci-fi 11.3%, 2D Platformer 8.9%, Pixel Graphics 6.8%
- #35 Cosmic Persecution
75% matchNo user reviews
Dev: OMEGACORE
Windows · Mac · Linux
Experience both being a one man army as well as running for your life in this intense action packed platformer. Maneuver between precarious environments and equip a cosmonaut of your choice with space-era weaponry to oppose overwhelming enemy forces.
Why similar: Runner 25.1%, Mars 19.5% ★, 2D Platformer 10.8%, Shooter 8.8%, Sci-fi 8.8%
- #36 Alpha Force Zero
74% matchNo user reviews
Dev: osm games
Windows
Alpha Force Zero is an intense top-down bullet-hell adventure that requires skill and planning. Utilize multiple weapon systems including an Auto-Turret with adjustable firing modes and unlock upgrades that you can equip in your ship to give you the upper hand. Dodge, fight, survive!
Why similar: Top-Down Shooter 21.8%, Bullet Hell 18.1%, Aliens 14.1%, Old School 10.4%, Sci-fi 9%
- #37 2nd Shot
74% match2 user reviews100% of 2 reviews2024
Dev: Chad BarrettPub: Chaotic Entertainment, LLC
Windows · Mac
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!
Why similar: Old School 18%, Bullet Hell 17.3%, Top-Down Shooter 15.8%, Retro 11.6%, Aliens 11.5%
- #38 Starfighter Neon
76% match4 user reviews75% of 4 reviews2017
Dev: MadeOfDinosaurs
Windows · Mac
You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.
Why similar: Top-Down Shooter 18.7%, Aliens 17.2%, Bullet Hell 16.3%, Retro 11.5%, Old School 8.4%
- #39 Egglien
73% matchPositive100% of 34 reviews2022
Dev: Spacespy Games
Windows
A retro space themed action shooter where your bullets send you flying through the air!
Why similar: Aliens 25.1%, Old School 16.8%, 2D Platformer 15.8%, Platformer 10.6%, Retro 10.2%
- #40 Arcadia
73% match3 user reviews100% of 3 reviews2022
Dev: ImaginePub: Pixel Games UK
Windows
In this highly addictive top-down arcade shoot-em-up from 1982, originally for the ZX Spectrum, defend yourself from wave upon wave of deadly alien combatants using your Ion Thrust Drive and dual Plasma Disruptors.
Why similar: Top-Down Shooter 37.8%, Retro 14.7%, Aliens 13.6%, Sci-fi 8.4%, Pixel Graphics 7.5%
- #41 Uprising on Altyyr 5
72% matchNo user reviews
Dev: Funky Monkey Games
Windows
Join Captain Rijk as he attempts to escape from the clutches of one of the most villainous species in the galaxy. Help to uncover the horrors that are being carried out on the fringes of the civilised galaxy and become the divine being prophesised to inspire an uprising and destroy The Domain.
Why similar: Top-Down Shooter 26.6%, Aliens 26%, Sci-fi 15%, Shooter 10.6%, Pixel Graphics 6.7%
- #42 Spartan Survivors
69% matchVery Positive91% of 353 reviews2025
Dev: Bathrobe
Windows
Fight hordes of Covenant & Flood in this new game mixing Roguelite & Bullet Heaven for hours of mindless fun!
Why similar: Bullet Hell 23.9%, Top-Down Shooter 23.6%, Aliens 13.7%, Sci-fi 11%, Pixel Graphics 7.7%
- #43 Dungeon Fall
73% match3 user reviews100% of 3 reviews2022
Dev: Hot Seat, Ltd
Windows
In this fantasy action game, you dodge obstacles and pick up treasure while falling in an endless cavern. Unlock characters with powerful movement abilities as you strive to fall deeper and deeper before the inevitable SPLAT.
Why similar: Runner 29.5%, Old School 17.5%, Bullet Hell 16.7%, Procedural Generation 14.7%, Retro 8.4%
- #44 CYNOROID FORSAKEN
71% matchPositive93% of 14 reviews2022
Dev: Crush-vAdin
Windows
CYNOROID FORSAKEN is a free aim platformer that uses the mouse to aim and It is a free aim platformer where you aim with the mouse and move with the WASD keys. With multiple weapons, a laser chainsaw that can be used by right-clicking, and the ability to eat enemy carcasses.
Why similar: Old School 21.1%, Runner 16.9%, Retro 11.8%, Shooter 11.7%, 2D Platformer 9.6%
- #45 Exorush
71% matchNo user reviews2026
Dev: Thrashmodule
Windows
A 2D vertical shoot 'em up that lets you upgrade your ship with an insane amount of options. From missiles and pods to specials and shields, you can upgrade every bit of your ship from guns to thrusters.
Why similar: Bullet Hell 19.1%, Top-Down Shooter 18.9%, Aliens 18%, Shooter 10.5%, Old School 10.5%
- #46 Run x Gun
71% matchNo user reviews
Dev: Revolutionary Interactive
Windows · Linux
Run and gun while you shoot down hoards of alien space ships in a bullet hell shooter/endless runner. Upgrade your gun with various power ups and weapon types like rockets, grenades and lasers. And finally defeat menacing boss ships to save the world from the scourge of alien invaders.
Why similar: Runner 25.4%, Bullet Hell 15.7%, Aliens 11.1%, 2D Platformer 10.5%, Old School 9.2%
- #47 Subenishiki
72% matchNo user reviews2023
Dev: Sirokuma Soft
Windows
This is a shooting action game in the style of Metroidvania. It is not a very complex maze, and the emphasis is on shooting combat. There are several types of weapons that can be used, and maintaining firepower is an important key to the strategy.
Why similar: Mars 45.9% ★, Aliens 27.1%, Shooter 11.5%, PvE 7.3%, 2D 4.3%
- #48 Mr. Hoob!
70% matchNo user reviews
Dev: Malachi PhillipsPub: Anita Phillips
Windows
"Mr. Hoob!" is a colorful remaster of a FICTIONAL 2006 3D-platformer where you play as an energetic and always smiling platform-hopping character who shoots golden rings from his eyes at blue and green aliens! BEWARE; This game gets darker as it progresses...
Why similar: Aliens 28.8%, 3D Platformer 20.1%, Retro 15.1%, Old School 14.2%, PvE 11.1%
- #49 Sophstar
70% matchVery Positive100% of 102 reviews2022
Dev: Banana Bytes
Windows
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.
Why similar: Top-Down Shooter 20.1%, Bullet Hell 17.2%, Aliens 16%, Old School 11.2%, Retro 10.8%
- #50 ARONDIGHT アロンダイト
68% match9 user reviews78% of 9 reviews2025
Dev: COPIKAL
Windows
ZANAC-like Ultra High-Speed Scrolling 2D Shooter Humanity suffered a crushing defeat in the war against the sentient AI, RA6 the Great Sovereign, losing 70% of the global population. Now, you board the anti-AI fighter MSX-3 Arondight, and launch into the final battle against the Sovereign.
Why similar: Top-Down Shooter 32.1%, Old School 17.7%, Retro 11.1%, Sci-fi 9.4%, Pixel Graphics 9.4%
- #51 KINETIX
69% matchNo user reviews
Dev: Raymond Yuen
Windows
A FPS. Run through rooms and hallways and shoot robots. The more you run, the FASTER you run. Use wall run and slide to pass obstacles, bullet-time to dodge attacks, and shoot enemies. SPEED is all that matters.
Why similar: Runner 23.2%, 3D Platformer 16.1%, Bullet Hell 14%, FPS 12.2%, Action-Adventure 11.4%
- #52 G WARRIOR
67% matchVery Positive92% of 119 reviews2024
Dev: Liao Kai
Windows
G WARRIOR is a retro hardcore action shooting game. Pick up the gun and destroy all robots and aliens. Fight in colorful scenes such as snowy mountains, caves, seas of fire, alien lairs, etc.! !
Why similar: Mars 28.7% ★, Aliens 17.2%, Bullet Hell 13.9%, 2D Platformer 11.5%, Shooter 7.8%
- #53 Alien Fury
67% match9 user reviews90% of 10 reviews2025
Dev: Odin Strabo Jensen
Windows · Linux
Arcade space shooter that gets progressively harder, the longer you play. It's a simple a matter of shooting the alien missiles, before they hit you. How long can you survive?
Why similar: Aliens 33%, Bullet Hell 25.5%, Procedural Generation 20.1%, Shooter 14.3%, 2D 4.9%
- #54 Hardcore Soldier
68% matchNo user reviews2026
Dev: James H. Van der MeulenPub: Trash Vomit Studios
Windows
Hardcore Soldier is a classic, no mercy, bullet hell, run and gun shooter that focuses on feel good gameplay, player skill and one hit deaths
Why similar: Bullet Hell 18.1%, Runner 17.4%, Retro 16.8%, Old School 11.7%, Platformer 7%
- #55 Moon Defence
70% match3 user reviews33% of 3 reviews2021
Dev: Ivan Kulibin
Windows
Aiming is uneasy, movements are slow, resources are hard to earn. Stop farming infinite vegetables, try to acquire some more jigowatts in empty space, where no one can hear your scream. Moon is a harsh mistress.
Why similar: Mars 40.7% ★, Aliens 20.7%, FPS 12.5%, Sci-fi 10.5%, PvE 7.6%
- #56 Us Against Aliens
69% matchMixed63% of 19 reviews2021
Dev: PancakeGames
Windows
Us Against Aliens is a survival shooter game on a spaceship that flies towards Earth. On the ship, something is constantly happening and you need to solve these problems along the way by shooting back from aliens who are constantly hunting you
Why similar: Aliens 24.8%, Mars 23.4% ★, FPS 15.7%, Old School 15%, Action-Adventure 8.1%
- #57 Citadel Stormer 2
67% matchPositive96% of 23 reviews2024
Dev: Unearthly Resilience Games
Windows
Blast your way through a world of deadly robots and monstrous machines in this explosive run-and-gun action platformer inspired by '90s classics!
Why similar: Old School 20.9%, Retro 15.6%, 2D Platformer 13.8%, Platformer 11.8%, Sci-fi 11.6%
- #58 Starship Wars
68% 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: Runner 24.8%, Bullet Hell 17.1%, Aliens 14.6%, PvE 10%, Sci-fi 8.5%
- #59 Beyond Lost Planets
65% matchNo user reviews
Dev: leosgamedev
Windows
Beyond Lost Planets is an intense Roguelike Dungeon Crawler Bullet Hell. Fight through enemies and bosses across procedural worlds. Everything from weapons and bullets to powerup and companions is represented with cards. Grow absurdly powerful and create wild, unique synergies every run!
Why similar: Top-Down Shooter 22.4%, Aliens 17.4%, Bullet Hell 17.3%, Procedural Generation 14.5%, Sci-fi 10.6%