- #1 Abstractanoid
97% matchMixed65% of 55 reviews2018
Dev: katanadeathPub: Alien Jellyfish
Windows
Median: 36 minMean: 1.7 hrs≥1hr: 19%
A retro-style arkanoid about fighting aliens to save the mankind.
Why similar: Simulation 36.7%, Action 24.8%, Casual 20.2%, Indie 18.3%
- #2 Nightork Adventures - Beyond the Moons of Shadalee
96% matchMixed54% of 82 reviews2016
Dev: Warptear Entertainment
Windows
Median: 3.0 hrsMean: 3.5 hrs≥1hr: 90%
Nightork Adventures - Beyond the Moons of Shadalee is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 6 boss monsters. It also comes with a level editor, so you can create your own caves and missions.
Why similar: Simulation 53%, Action 33.1%, Indie 14%
- #3 Space Wars
95% matchVery Positive83% of 122 reviews2020
Dev: High and WidePub: khukhrovr
Windows
Defend Earth's orbital station from alien invaders in SPACE WARS, a fast-paced arcade shooter. Customize your ship, upgrade weapons, and battle through intense levels to save humanity in this action-packed space adventure.
Why similar: Simulation 55.9%, Casual 25.1%, Indie 19%
- #4 NS2: Combat
96% matchMixed54% of 293 reviews2014
Dev: Faultline GamesPub: Unknown Worlds Entertainment
Windows
Median: 2.8 hrsMean: 10.9 hrs≥1hr: 81%
NS2: Combat is a powerful twitch-shooter where space marines battle aliens through a competitive mixture of MOBA & FPS playstyles. Are you ready?
Why similar: Action 66.4%, Indie 33.6%
- #5 Derpy Dinos
94% matchMostly Positive76% of 75 reviews2017
Dev: Derpy Dinos
Windows
Derpy Dinos is a 2.5D side-scrolling arcade shooter. Smash, throw, and blast derpy dinosaurs. The more carnage you produce, the more points you earn for a spot on the global leaderboards. Protect your ship, collect power-ups, and earn achievements by completing challenging feats.
Why similar: Action 38.1%, Casual 32.5%, Indie 29.3%
- #6 Pewt 'em Up!
92% 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: Action 87.8%, Indie 12.2%
- #7 Evolution
94% matchMixed47% of 105 reviews2016
Dev: Alex WilliamsPub: Grubby Monster Games
Windows · Mac · Linux
Median: 4.5 hrsMean: 7.8 hrs≥1hr: 94%
Evolution is a real time simulation of the evolutionary process. Creatures have DNA that defines their structure, traits, how they see the world around them, and how they react to it. Each creature is unique, most die quickly, some die a little slower, and others survive (some just like rocks, they usually die too).
Why similar: Simulation 65.8%, Indie 34.2%
- #8 Nightork Adventures 2 - Legacy of Chaos
93% matchMixed50% of 68 reviews2017
Dev: Warptear Entertainment
Windows
Median: 12 minMean: 4.1 hrs≥1hr: 23%
Nightork Adventures - Legacy of Chaos is an arcade shooter game. You fly with a spaceship through procedurally generated caves and fight against evil demons using magic colors. There is a campaign of 30 levels and 5 boss monsters. It also comes with a level editor, so you can create your own levels.
Why similar: Simulation 54%, Action 33%, Indie 13%
- #9 SQUIDS FROM SPACE
91% matchVery Positive86% of 238 reviews2017
Dev: Fun Bits
Windows
Median: 48 minMean: 3.8 hrs≥1hr: 45%
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!
Why similar: Action 46.6%, Casual 29.2%, Indie 24.2%
- #10 Exodemic
90% matchVery Positive94% of 50 reviews2022
Dev: ganashaw
Windows
Destroy aliens, dash between planets, and buy powerful upgrades. Exodemic is a compact roguelike that combines frenetic shoot 'em up gameplay with a procedurally generated overworld filled with vendors, trading hubs, and combat encounters. Race against the clock to save the human race.
Why similar: Action 75.2%, Indie 24.8%
- #11 Dark Matter
91% matchMixed58% of 154 reviews2015
Pub: Meridian4
Windows
Median: 6 minMean: 7.6 hrs≥1hr: 25%
Dark Matter is a classic arcade space shooter inspired by Asteroids, featuring fast-paced ship combat, physics-based movement, and score-driven gameplay.
Why similar: Casual 52.1%, Action 47.9%
- #12 Alien Crusader
89% matchMixed62% of 101 reviews2018
Dev: Zydrone
Windows
Alien Crusader is an action packed, vertical scrolling, space shooter game, similar to classic coin-up arcade and shoot'em up games.
Why similar: Action 56.5%, Indie 43.5%
- #13 Galactic Arms Race
89% matchMixed47% of 86 reviews2014
Dev: Evolutionary Games
Windows
Median: 1.6 hrsMean: 3.2 hrs≥1hr: 68%
Top-down 2.5D action that combines old-school shooters like Star Control, action-RPGs like Diablo, with a system that evolves unique weapons to player preferences. Single-player and 32-player online coop and PVP.
Why similar: Action 39.1%, Casual 30.8%, Indie 30.1%
- #14 Breakout Epilepsia
84% matchVery Positive88% of 190 reviews2025
Dev: CataxisPub: Skull Queens Games
Windows · Linux
A fast-paced Breakout-style arcade with a bold black-and-white aesthetic. Engage in space battles against stunning yet deadly alien foes who are determined to destroy you. Intense visuals, thrilling gameplay, and a challenge that will test your reflexes.
Why similar: Action 100%
- #15 Outnumbered
86% matchMostly Positive79% of 241 reviews2022
Dev: Amped Horizon
Windows
Outnumbered is a mass-enemy top-down shooter with rogue-lite elements. You may be greatly outnumbered, but not outpowered. Evolve into the ultimate weapon of destruction!
Why similar: Action 38.1%, Casual 33.1%, Indie 28.8%
- #16 GalaxIverse
88% matchMostly Positive73% of 59 reviews2016
Dev: Sub Orbital Software
Windows
Median: 3.2 hrsMean: 3.7 hrs≥1hr: 92%
GalaxIverse is a top down fast paced vertical blastathon, Battle Fleets and formations of aliens with the occasional boss thrown in for good luck.
Why similar: Action 38.7%, Casual 30.7%, Indie 30.5%
- #17 Grav Blazer Squared
87% matchMixed40% of 85 reviews2017
Dev: Ripknot Systems
Windows
Median: 0 minMean: 2.5 hrs≥1hr: 11%
Grav Blazer is an arcade space shooter with a focus on fast paced action. Skill based firing mechanics, rotational controlled power attacks, increasing level difficulty, and endless procedurally generated levels are some of the features players will experience.
Why similar: Action 45.5%, Casual 37.7%, Indie 16.8%
- #18 Evolvation
85% matchMixed68% of 950 reviews2017
Dev: Eric RutsPub: HyperReuts
Windows · Linux
Median: 3.4 hrsMean: 10.8 hrs≥1hr: 92%
Evolvation is a casual multiplayer and fast-paced and class based space flying shooter developed by a two-man-army (Eric and Jacob) from Amsterdam. Classes are: Highspeed, Fighter, Stealth, Support and Tank. Each class has its own special ability which provides a dynamic gameplay.
Why similar: Simulation 37.4%, Action 25.1%, Casual 19.7%, Indie 17.7%
- #19 Galactic Battles
86% matchMostly Negative37% of 125 reviews2018
Dev: IndieLipPub: Conglomerate 5
Windows
Median: 0 minMean: 5.5 hrs≥1hr: 23%
Galactic Battles is a complex 2D top-down space shooter in which you have to fight with alien invaders.
Why similar: Action 58.7%, Indie 41.3%
- #20 Demon Hunt
81% matchMostly Positive75% of 423 reviews2025
Dev: Massive Hug
Windows
Battle through demon-infested lands in this fast-paced rogue-lite bullet-heaven. Pick unique weapons with powerful evolutions, and hunt down ancient demons in intense boss fights. Loot, upgrade, and unlock new ways to grow stronger after every hunt!
Why similar: Casual 51.7%, Action 48.3%
- #21 Armored Evolution
84% matchMostly Positive79% of 70 reviews2019
Dev: Burst2Flame Entertainment
Windows · Mac
Median: 6 minMean: 11.5 hrs≥1hr: 28%
Armored Evolution is an arena style top down shooter where you battle planetary guardians on a quest to dominate the universe! Venture alone or with your friends earning legendary avatars and weapons on your way. Find and upgrade equipment to discover unique strategies and decimate your foes!
Why similar: Indie 66%, Action 22.2%, Casual 11.9%
- #22 Alien Attack
82% matchMostly Positive77% of 241 reviews2016
Dev: Alien Jellyfish
Windows
Median: 3.8 hrsMean: 5.8 hrs≥1hr: 97%
You are a space trooper. Your crew finished the cleaning mission and left you alone by accident. Now you are surrounded by aliens. Persist them as long as you can.
Why similar: Simulation 30.9%, Action 28.4%, Casual 21.1%, Indie 19.6%
- #23 Grav Blazer
83% matchMixed48% of 157 reviews2017
Dev: Ripknot Systems
Windows
Median: 0 minMean: 2.9 hrs≥1hr: 12%
Grav Blazer is an arcade space shooter with a focus on fast paced action. Skill based firing mechanics, rotational controlled power attacks, increasing level difficulty, and endless procedurally generated levels are some of the features players will experience.
Why similar: Action 40.1%, Casual 32%, Indie 27.9%
- #24 Duke of Alpha Centauri
81% matchMostly Positive77% of 546 reviews2016
Dev: EGAMERPub: SA Industry
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.7 hrs≥1hr: 92%
Duke of Alpha Centuri is a space shooter with amazing graphics. The main goal of our game is to have a lot of fun while blowing up hordes of different types of enemies. Engage in boss fights, upgrade your ship and ship systems until you are able to show off in an endless mode.
Why similar: Action 40.8%, Casual 31.5%, Indie 27.7%
- #25 Aeve:Zero Gravity
82% matchMostly Negative24% of 135 reviews2018
Dev: DIG Games
Windows · Mac · Linux
Median: 6 minMean: 2.4 hrs≥1hr: 24%
"Aeve:Zero Gravity" is an arcade space shooter about battles in open space. In a classic mode "Shoot'em'all"
Why similar: Action 56.5%, Indie 43.5%
- #26 SpaceShot
79% matchVery Positive81% of 289 reviews2017
Dev: Shevchenko Technology
Windows
Median: 1.5 hrsMean: 7.1 hrs≥1hr: 64%
SpaceShot - a complex arcade game in which you must destroy the alien invaders and collect bonuses. Three game modes, fast gameplay and a lot of achievements are waiting for you.
Why similar: Action 40.2%, Casual 31.4%, Indie 28.4%
- #27 Evolution VR
80% matchMostly Positive77% of 133 reviews2017
Dev: Magic Tavern
Windows
Dive into an alien world, and evolve a creature of your design to be the top of the food chain. Precisely guide your creature to attack smaller prey and avoid predators with motion controls. Fully customize your creature’s body parts and abilities, unlocking more as you grow.
Why similar: Indie 36.7%, Action 32.8%, Casual 30.5%
- #28 DAMNOSAUR
78% matchVery Positive91% of 318 reviews2018
Dev: Evlanic Entertainment
Windows · Mac · Linux
DAMNOSAUR is a chaotic arcade shooter that combines colourful anime with the Dino-apocalypse! Fight alone, or with a friend to take down these monstrous dinosaurs.
Why similar: Action 42.5%, Casual 30.7%, Indie 26.8%
- #29 Captain Starshot
79% matchMostly Positive73% of 276 reviews2019
Dev: Double Door Games
Windows
Fight fierce hostile alien space ships to neutralize their defenses before you board their ships and battle intense on-foot encounters. Eliminate their forces and steal their technology to upgrade your squad with different abilities and save the galaxy!
Why similar: Action 43.3%, Indie 34.6%, Casual 22%
- #30 Welcome To Your Immune System
76% matchVery Positive94% of 52 reviews2021
Dev: The VALIDATE Network
Windows · Mac
Welcome to Your Immune System is an addictive retro arcade-style video game where you defend human cells from invading bacteria. Use all the weapons in your arsenal from macrophages, killer T cells, to cytokines and learn how these work in real life.
Why similar: Action 54.6%, Casual 45.4%
- #31 in Space
78% matchVery Positive81% of 103 reviews2015
Dev: Ed Curtis-SivessPub: Ysty Games
Windows
Median: 2.0 hrsMean: 2.3 hrs≥1hr: 59%
in Space is a procedural sidescrolling shooter that values precision and strategy over reflex or memorization. Fight through tons of enemies in three different modes, unlock new ships and new weapons. Become the best at shooting two dimensional shapes!
Why similar: Action 57.6%, Indie 42.4%
- #32 Natural Selection 2
75% matchVery Positive85% of 13,305 reviews2012
Dev: Unknown Worlds Entertainment
Windows
Median: 2.9 hrsMean: 24.2 hrs≥1hr: 85%
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
Why similar: Action 66.2%, Indie 33.8%
- #33 Space Gray X
74% matchVery Positive80% of 50 reviews2024
Dev: Galactic Geckon
Windows
Space Gray X is a side-scrolling bullet-hell action game where you battle alien invaders, starting from Earth and advancing into space, unlocking advanced aircraft to aid your mission.
Why similar: Casual 64%, Action 36%
- #34 Clean'Em Up
76% matchVery Positive90% of 72 reviews2016
Dev: Cheesy Holes
Windows
Clean’Em Up is a fast paced, arcade-style Top Down Shooter with neon graphics. You play as an Upgradable Antivirus. You seek and destroy tremendous viruses and threats, collect and protect files and survive huge Bosses. The story is simple: Your Computer has been hacked... Dozens of viruses and other threats have penetrated your System...
Why similar: Action 55.8%, Indie 44.2%
- #35 Super Turbo Demon Busters!
77% matchMixed56% of 187 reviews2017
Dev: HeroLabs
Windows
Median: 3.7 hrsMean: 4.8 hrs≥1hr: 96%
STDB! is a rogue-like game about hardcore mercenaries and space marines escaping from a very cozy planet filled with monsters, nuclear fire, viruses and pixelated violence.
Why similar: Casual 54.1%, Indie 45.9%
- #36 Shooting Saucer
73% matchVery Positive90% of 51 reviews2023
Dev: SinksAdventure
Windows
A flying saucer chases you all over the galaxy. Run away, defeat enemies, and evolve to avoid getting abducted
Why similar: Action 88.8%, Indie 11.2%
- #37 GALAXIUM
77% matchMostly Negative27% of 223 reviews2019
Dev: Tony MuñozPub: Wulum LTD
Windows · Mac
Arcade shoot game inspired on 80’s classics with extra features as you progress.
Why similar: Action 39.5%, Casual 30.9%, Indie 29.6%
- #38 Dust and Aliens
71% matchVery Positive87% of 167 reviews2023
Dev: Objectif 3D
Windows
Play a space cowboy as he travels to an alien-filled arena, traversing the various game rooms to achieve the highest possible score and challenge the ultimate Dust and Aliens enemy!
Why similar: Action 82.1%, Indie 17.9%
- #39 Incandescent
75% matchMixed68% of 172 reviews2015
Dev: Stephen Crabb
Windows
Median: 3.0 hrsMean: 3.5 hrs≥1hr: 82%
Incandescent is a fast paced action arcade game that scales the difficulty to your skill level. The goal is simple, pilot your ship and defend yourself against waves of unique enemies and bosses. Different powerups will drop to help you with upgrades to your weapons and health.
Why similar: Action 49.6%, Indie 37.1%, Casual 13.3%
- #40 Chroma Blast
73% matchVery Positive82% of 252 reviews2017
Dev: William Cheek
Windows · Mac · Linux
Median: 30 minMean: 9.3 hrs≥1hr: 38%
Chroma Blast is a fast paced twin stick shooter with many different styles of play where you fight through waves of enemies while constantly leveling up your ships colorful arsenal. Beat your friends and challenge yourself in the leaderboards, or seek out a true test of skill for those good enough to find it.
Why similar: Action 38.1%, Casual 32.5%, Indie 29.3%
- #41 Defend Earth: Xenos Survivors
71% matchVery Positive80% of 56 reviews2023
Dev: ReijaPub: indie.io
Windows
You are Earth's last line of defense in a relentless alien invasion. Experience intense top-down roguelite action across diverse landscapes, fighting invaders with a versatile arsenal. Outsmart, outgun, and survive your foes. Every run increases the challenge - so adapt, evolve, dominate!
Why similar: Action 40.1%, Casual 30.9%, Indie 29%
- #42 Regenesis Arcade Lite
74% matchMixed69% of 51 reviews2017
Dev: Hyperbook StudioPub: Blue Technology Sp. z o.o.
Windows
Regenesis Arcade is VR sci-fi shooter set in dystopian future ran by machines. Fighting the deadly killing machines will not be easy. Coming from all directions, covering both ground and air, each enemy requires different tactical approach.
Why similar: Action 56.3%, Casual 29.7%, Indie 14%
- #43 Blast Off Far Away
71% matchVery Positive95% of 56 reviews2022
Dev: C405Pub: DigiPen Institute of Technology
Windows
Shoot to move, move to live, live to shoot! Blast Off Far Away (B.O.F.A.) is a space-themed, top-down arena shooter, with a focus on fast-paced arcade-esque gameplay, with the unique twist where movement is limited through the use of the player's gun.
Why similar: Action 56.2%, Casual 43.8%
- #44 Space Aces
68% matchMixed63% of 350 reviews2026
Dev: DewEnforcerPub: Space Aces
Windows
Space Aces is an indie space shooter that plunges you into an online universe full of action, strategy, and fierce competition. Step into the cockpit and evolve from a rookie pilot into the most feared Ace in the galaxy!
Why similar: Action 75.8%, Casual 24.2%
- #45 Evolva
72% matchVery Positive92% of 52 reviews2018
Dev: Computer ArtworksPub: Interplay
Windows
Evolva combines the excitement of a fast paced shoot-em-up with the tactical challenge of commanding a squad. Fight against the alien parasites and save the planet. This is survival of the fittest!
Why similar: Simulation 56%, Action 44%
- #46 Distant Space
70% matchVery Positive86% of 2,983 reviews2016
Dev: PixelMouse
Windows
Median: 3.7 hrsMean: 9.4 hrs≥1hr: 79%
Distant Space are present the arcade game of cosmic fights in arcade style of the 80's, this is a game where you can control the spaceship and forced to destroy extraterrestrials, which are moving in the certain order.
Why similar: Indie 35.6%, Casual 32.5%, Action 31.8%
- #47 Biodrone Battle
73% matchMixed52% of 282 reviews2015
Dev: Bit Juggler
Windows
Median: 3.5 hrsMean: 4.9 hrs≥1hr: 95%
Fight hostile drones that try to keep their recently gained autonomy by either shooting or morphing into them.Biodrone Battle brings classic top-down action rooted in the pioneer gaming era of the 1980s into your living room.
Why similar: Action 64.8%, Indie 35.2%
- #48 Unnamed Space Idle
63% matchVery Positive93% of 3,991 reviews2023
Dev: SylvPub: Jdog Corp
Windows · Linux
Median: 10.6 hrsMean: 282.7 hrs≥1hr: 78%
Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.
Why similar: Simulation 64.5%, Casual 35.5%
- #49 Alien Death Mob
68% matchVery Positive94% of 50 reviews2021
Dev: Pug Fugly GamesPub: Thalamus Digital
Windows
Aliens have invaded Earth! Towns, cities, deserts, they're everywhere! Take on the role of Earth's last super soldier and confront the alien menace in this intense twin stick shooter!
Why similar: Action 70.6%, Indie 29.4%
- #50 Ogre Chambers DX
66% matchVery Positive91% of 131 reviews2023
Dev: ANTENNA GAMES
Windows
Roguelike bullet hell shooter, where you fend off waves of attacking monsters in a constantly transforming arena. You are rewarded with upgrades to your vulnerable spaceship if you survive long enough.
Why similar: Indie 51.4%, Action 48.6%
- #51 Project Root
72% matchMixed50% of 115 reviews2014
Dev: OPQAMPub: Reverb Triple XP
Windows
Median: 18 minMean: 2.7 hrs≥1hr: 23%
Project Root the Shoot’em up Evolution.Project Root is a classic shoot’em up with open scenarioswhere the player's skill will be the key to survive.
Why similar: Action 59.8%, Indie 40.2%
- #52 Space Battlecruiser
69% matchVery Positive82% of 72 reviews2018
Dev: Less Describable Games
Windows
Space Battlecruiser is an arcade style, top down space shooter where you control a heavily armed capital ship. Battle against squadrons of fighters, fleets of warships, heavily defended space stations, and powerful command ships. Learn to master weaponry and special abilities like the Energy Shield.
Why similar: Action 55.4%, Indie 44.6%
- #53 Action Alien
70% matchMixed56% of 496 reviews2015
Dev: Devdan GamesPub: Conglomerate 5
Windows
Median: 3.0 hrsMean: 4.9 hrs≥1hr: 92%
Jump into the action and battle your way through hordes of aliens from deserts to tropical islands with fully destructible environments !
Why similar: Action 49.5%, Indie 25.4%, Casual 25.2%
- #54 Gemini: Binary Conflict
65% matchMostly Positive75% of 63 reviews2024
Dev: Raptor Byte
Windows · Linux
‘Gemini: Binary Conflict’ is a multiplayer, class based, first person shooter set in the midst of an interplanetary war. The game features a colourful visual style, unconventional weaponry, equipment, armour, class roles and modes, to provide a subtle mix of familiar and unusual game mechanics.
Why similar: Action 65.1%, Indie 34.9%
- #55 Spartan Survivors
60% 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: Action 52%, Casual 32.6%, Indie 15.3%
- #56 Project Starship
67% matchVery Positive81% of 466 reviews2016
Dev: Panda Indie Studio
Windows
Median: 3.4 hrsMean: 4.1 hrs≥1hr: 92%
Project Starship is an arcade bullet-hell with random mechanics. No match will ever be the same. Who will you be? Garret or Gwen? Will you save the world from the mighty cthulhu?
Why similar: Indie 86.3%, Action 7.8%, Casual 5.9%
- #57 Bad Caterpillar
67% matchVery Positive95% of 150 reviews2016
Dev: Fun Infused Games
Windows
Median: 2.7 hrsMean: 3.3 hrs≥1hr: 88%
Bad Caterpillars and their swarms of insect hordes are invading. Get to your ship, man the lasers, and save the galaxy from caterpillars, scorpions, spiders, and a slew of other ill-tempered giant killer insects.
Why similar: Action 36%, Casual 35.4%, Indie 28.6%
- #58 Disputed Space
69% matchMixed65% of 99 reviews2017
Dev: ShilohGames
Windows · Mac · Linux
Experience epic space battles while piloting a small, fast fighter ship as part of a fleet that lashes out against enemy factions across stunning procedurally generated star systems in Disputed Space.
Why similar: Action 44.9%, Indie 32.6%, Simulation 22.5%
- #59 Cosmic Coliseum
62% matchVery Positive93% of 59 reviews2025
Dev: Exane GamesPub: Bad Blood Studios
Windows
Fight for your freedom as you battle through wave after wave of alien adversaries. Destroy enemy fighters and collect XP to raise your level and become more powerful. Combine your skills and abilities with a huge range of power-ups to become the ultimate champion.
Why similar: Action 59.1%, Indie 40.9%
- #60 Infernal Radiation
66% matchVery Positive88% of 60 reviews2020
Dev: AsmodevPub: Ultimate Games
Windows
Smash demons and deflect bullets in a hardcore arcade clicker with the RPG elements.
Why similar: Action 54.1%, Indie 45.9%