
Lock On. Light Up. Lay Waste. Demon Protocol is a retro arcade space shooter with 25 waves of relentless enemies, 4 brutal bosses, and power-ups to keep you fighting. Choose your difficulty and see how far you can push before the demons win.
60+ similar titles based on shared tags and player behavior. Themes include Action, Shooter, Shoot 'Em Up, Arcade.

Lock On. Light Up. Lay Waste. Demon Protocol is a retro arcade space shooter with 25 waves of relentless enemies, 4 brutal bosses, and power-ups to keep you fighting. Choose your difficulty and see how far you can push before the demons win.

Space & Pixels
Space & Pixels is a top-down space shooter with classic gameplay. Battle through each level, blast lots of enemies, upgrade your ship's firepower, and uncover the truth behind your dangerous mission.

Space Demon Combat Tactics III
Join the High Commander as the eternally loyal Green in an epic journey to save the Blues from the menace of the Greys and their evil Red Gems!
Space & Pixels is a top-down space shooter with classic gameplay. Battle through each level, blast lots of enemies, upgrade your ship's firepower, and uncover the truth behind your dangerous mission.
Why similar: Shoot 'Em Up 27.2%, Shooter 17.7%, Action 17%, Arcade 13.1%, Space 8.3%
Join the High Commander as the eternally loyal Green in an epic journey to save the Blues from the menace of the Greys and their evil Red Gems!
Why similar: Shoot 'Em Up 29.2%, Shooter 18.4%, Action 17.3%, Arcade 13.5%, Space 9.7%
The year is 2248. You play as Anthea, a pilot for the Spacing Guild. She's battling a pirate fleet. During the game, you'll need to destroy four leader ships.
Why similar: Shoot 'Em Up 45.3%, Shooter 15.8%, Action 13.3%, Arcade 7.5%, Sci-fi 7.2%
Dodge enemy beams with your space fighter, kill huge bosses, and sing along to seven distinct songs in this unique rock opera videogame.
Why similar: Shoot 'Em Up 36.1%, Shooter 15.1%, Action 14.5%, Arcade 11.4%, Space 7.1%
Another version of the classic Asteroids game
Why similar: Shoot 'Em Up 26.4%, Shooter 17.7%, Action 15.1%, Arcade 12.9%, Space 7.3%
Pilot the all-powerful cell destroying Desolazor gunship and eradicate the mutagenic genotoxic pathogen before it consumes the entire galaxy. Soar through waves of threatening enemies and bosses beyond 6 stages packed with action, explosions, and lasers!
Why similar: Shoot 'Em Up 44.1%, Shooter 22.2%, Action 16.8%, Sci-fi 8%, 2D 5.3%
Shoot waves of monstersFight your way from wave to wave and kill all the monsters. Collect coins to buy weapons, ammunition and special items like dynamite or gun turrets in the shop machine. Be quick, because the shop is only open for 30 seconds between each wave. Each level has four rounds.
Why similar: Shoot 'Em Up 37.5%, Shooter 24.5%, Action 22.7%, Top-Down 12.3%, Singleplayer 3.1%
Verisim Skies is a Vertical Shoot 'Em Up with an emphasis on story and cinematic action. Go forth, Champion. Find your purpose. Fulfill your destiny. Accept your fate.
Why similar: Shoot 'Em Up 48.3%, Action 13.9%, Shooter 13.8%, Arcade 10.3%, Top-Down 6.7%
The 2017 Commodore 64 Game of the Year now available on Steam!
Why similar: Shoot 'Em Up 32.7%, Action 26.7%, Shooter 16.6%, Space 14.9%, Retro 9.1%
Brought to you by the makers of GIGANTIC ARMY, Supercharged Robot VULKAISER, and SATAZIUS, WOLFLAME is a return to the form of glorious 2D vertical vertical shooters like Raiden, Raptor, and Twin Cobra.
Why similar: Shoot 'Em Up 36.7%, Shooter 16.6%, Arcade 12.3%, Action 10.5%, Top-Down 6.8%
Single Player Shooting Game with 2D Collision Detection and 3D Rendering
Why similar: Shoot 'Em Up 36.4%, Shooter 24.4%, Action 16.3%, Space 10.1%, Sci-fi 6.6%
Shoot down masses of asteroids and aliens in this arcade-style shooter with roguelike elements. Level up and upgrade your guns to cope with the endless waves being thrown at you.
Why similar: Shoot 'Em Up 36.1%, Shooter 17.6%, Arcade 11.1%, Action 10.9%, Top-Down 8.9%
Defender's Squad is a sci-fi vertical scrolling shooter 2D that combines 7 different levels. Play Solo and pick one of the 3 ships to kill enemies and save the earth from aliens.
Why similar: Shoot 'Em Up 28.5%, Shooter 16.7%, Space 11.4%, Arcade 9.8%, Action 9.6%
Super Psy Penguin is a Cyber Penguin Hero Simulator in which you play a realistic Cyber Penguin, giving you the power to save the galaxy! The game is inspired by Parodius and Xenon-II and many other Shmups from our childhoods.
Why similar: Shoot 'Em Up 44.2%, Shooter 22.9%, Arcade 14.7%, Action 12.9%, Singleplayer 3.4%
Love retro shooters? Firebird is a blend of some of our teams favourite games from the space invasion genre. Battle aliens, giant space birds, tractor beams, air burst weapons, robot terrorists and massive motherships in a fight for domination.
Why similar: Shoot 'Em Up 31.8%, Action 24.4%, Shooter 14.6%, Arcade 12%, Retro 8.2%
Infinite Shooter is a top down arcade shooting game, also known as a "Shmup", with the emphasis squarely on the action. With no story in the way of your fun, simply choose an opponent and take them down to earn powerful weapons, upgrades, ships, and power-ups!
Why similar: Shoot 'Em Up 43.4%, Action 20.5%, Shooter 19.1%, Arcade 13%, Indie 4%
Frenetic 2D action in the style of Space Invaders! Customize your spaceship, face hordes of enemies, and challenge yourself in multiple modes, including Campaign, Arcade, Invasion, and Survival. Upgrade your ship, collect power-ups, and face unique challenges in every battle.
Why similar: Shoot 'Em Up 28.7%, Arcade 12.5%, Space 11.9%, Action 11.5%, Top-Down 9.2%
1x! Space Adventure is an arcade top-down shump with gradually increasing difficulty.
Why similar: Shoot 'Em Up 27.9%, Shooter 19.3%, Action 18.2%, Arcade 14.5%, Space 7.5%
Join Micheal Chang, the Monkey King, on his journey through famous landmarks of ancient China and fight off mythical creatures and legends in this classic arcade shooter.
Why similar: Shoot 'Em Up 37.7%, Action 24.2%, Shooter 15.9%, Arcade 13.6%, Retro 8.6%
Take command of an orbiting defense satellite in this action-packed planetary defense shooter. Blast away at waves of incoming asteroids and crafty aliens before they destroy your planet. Scavenge powerful weapons from vanquished alien ships and turn them against your foes. How long can you survive?
Why similar: Shoot 'Em Up 41.9%, Shooter 21.7%, Action 15%, Arcade 13.7%, 2D 4.6%
Blast through hordes of adorable yet deadly mutant fruits in this intense space shooter with bullet hell action. Shoot, dodge, and survive unique boss battles that push your skills to the limit. Only the strongest will uncover the truth behind the chaos. Are you ready to save the universe?
Why similar: Shoot 'Em Up 36.3%, Shooter 23.6%, Action 21.1%, Space 12%, 2D 5%
An action-packed retro arcade shoot 'em up featuring organic and bio-mechanical alien life, including ammonites, centipedes and spiders!
Why similar: Shoot 'Em Up 32.2%, Action 21.4%, Shooter 14.5%, Space 10.9%, Arcade 9.9%
Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.
Why similar: Shoot 'Em Up 43.5%, Shooter 13%, Arcade 11.2%, Action 10.4%, Space 8.2%
Layer Section, the home console port of arcade game RayForce is back with new features and online ranking. Use the new lock-on laser function to defeat multiple enemies at once for a higher score in this gorgeous 2D vertical shooting game!
Why similar: Shoot 'Em Up 28.2%, Shooter 16.7%, Arcade 11.9%, Action 10.4%, Space 8.4%
The original beautiful girl side-scrolling shooter is back! This work commemorates the 30th anniversary of the Cotton series.
Why similar: Shoot 'Em Up 38.6%, Shooter 22.5%, Action 19.6%, Arcade 16.9%, Singleplayer 2.4%
A classic shoot 'em up with a modern edge. Galactic Plague throws you into a cosmic nightmare where survival means upgrading your ship, mastering legendary weapons, and battling the relentless Martian invasion. Are you ready to face the chaos?
Why similar: Shoot 'Em Up 32.6%, Shooter 18.6%, Arcade 12%, Action 11.2%, Space 8.5%
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!
Why similar: Shoot 'Em Up 31.9%, Shooter 17.5%, Arcade 11.4%, Action 10.5%, Top-Down 7.9%
Shoot, dodge, and survive your way through unique bosses and swarms of enemies in this Galaga inspired arcade shooter where the fate of a galaxy rests in your hands.
Why similar: Shoot 'Em Up 29.2%, Action 19.1%, Shooter 19%, Arcade 14.1%, Top-Down 7.4%
Blast off for a sequel that pushes every facet of 2D shoot'em ups to escape velocity!
Why similar: Shoot 'Em Up 32.6%, Shooter 19.5%, Action 18.3%, Arcade 14.3%, Space 8.8%
Have You Been Waiting for a Modern Take on Classic Asteroid Shooters? 🚀 Your wait might just be over! Astro Busters brings you a fun space shooter with realistic physics, responsive controls and thrilling arcade action. Take on missions, upgrade your weapons, ships and fight solo or in multiplayer.
Why similar: Shoot 'Em Up 26.4%, Shooter 14.8%, Space 12.7%, Arcade 11.1%, Action 9.3%
Sun Blast is the best 3d space shooter on Steam. Earn upgrades as you fight your way through a huge seleciton of levels. Full gamepad support!
Why similar: Shoot 'Em Up 44.9%, Action 16%, Shooter 10.6%, Arcade 10.5%, Space 10.3%
In the far reaches of space, an odyssey begins. Explore hostile biomes, face powerful enemies, and gather vital resources in a retro shoot ’em up. Reset to evolve and grow stronger. The odyssey of Pegasis is endless, how far will you go?
Why similar: Shoot 'Em Up 26.3%, Shooter 18.3%, Action 16.4%, Arcade 13.4%, Space 8.8%
Kilemol is a top-down shooter where you'll have to destroy all spawn capsules and enemies using different weapons in a dynamic gameplay.
Why similar: Shoot 'Em Up 41.2%, Shooter 18.5%, Action 17.8%, Top-Down 12.1%, Sci-fi 8.3%
A 3D gravity shooter with infinite procedurally generated levels and hints of Thrust, Gravitar and Lunar Lander.
Why similar: Shoot 'Em Up 37.1%, Action 21.8%, Arcade 16.5%, Shooter 12%, Sci-fi 9.1%
Killistar: A 2D/3D sci-fi shoot-em-up remake of the classic arcade game Sinistar.
Why similar: Shoot 'Em Up 38%, Shooter 19.9%, Action 13.5%, Top-Down 11.1%, Space 9.8%
R-Type has returned! The legendary side-scroller is back and better than ever with beautifully rendered 3D graphics, exhilarating shoot-'em-up gameplay, and a multitude of stages, ships, and weapons that will allow you to conduct a symphony of destruction upon your foes.
Why similar: Shoot 'Em Up 39.6%, Shooter 19.1%, Arcade 13.1%, Action 12.4%, Space 9.4%
A shoot-em-up game (loosely) inspired by the likes of Crimson Clover, Mushihimesama and R-Type, battling against an ancient superweapon to save both the galaxy and a close friend!
Why similar: Shoot 'Em Up 36.6%, Shooter 19.3%, Space 12.6%, Top-Down 10%, Action 9.9%
Invaders from the Lost Sectors is classic arcade action. Aliens descend with increasing speed towards your base. Shoot them all before they land. Player controlled settings like guided missiles, rate of fire, enemy speed and more help you customize exactly the game experience that you want.
Why similar: Shoot 'Em Up 34%, Shooter 19.6%, Arcade 13%, Action 10.2%, Space 10%
Vertical-scrolling 2D shooting game with three types of weapons
Why similar: Shoot 'Em Up 29.3%, Shooter 20.5%, Action 18.6%, Arcade 15%, Sci-fi 5.8%
STURMWIND EX is a shoot-em up in the tradition of old arcade games. If it moves - shoot it!
Why similar: Shoot 'Em Up 30.4%, Shooter 14.1%, Action 13.7%, Space 11.2%, Arcade 10.7%
Save Earth from an invasion of intergalactic chickens! Finger-blistering arcade shooting action for one or two players.
Why similar: Shoot 'Em Up 29%, Shooter 18.2%, Action 17.3%, Arcade 13.6%, Space 6.4%
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: Shoot 'Em Up 45.2%, Action 20.2%, Shooter 20%, Arcade 11.2%, Indie 3.3%
A synthetic race has come to your planet to steal your technology, And you have to fight them off. Fight off the Tecroroid invasion as they sent wave after wave of enemies to the planet.
Why similar: Shoot 'Em Up 42.9%, Arcade 16.9%, Action 14.9%, Retro 10.1%, 2D 5.8%
Echoes is back with a bang and in 3D! More intense and eye bleeding than before, with the action coming at you from the sides, above and below.
Why similar: Shoot 'Em Up 49.9%, Shooter 27.7%, Action 19%, Indie 3.5%
Returning to the classic style of spaceship games in pixel art. Survive in space as many enemy ships and anything else that can destroy your ship, get all the advantages and improvements available to get your best score.
Why similar: Shoot 'Em Up 32.6%, Shooter 21.4%, Action 18%, Arcade 11.7%, Space 9.2%
DECONSTRUCTION is a fast-paced, hardcore, shooting game.
Why similar: Shoot 'Em Up 40.3%, Action 24.8%, Shooter 24.2%, 2D 6.1%, Indie 4.6%
Cube Destroyer is a top-down shooter with a dynamic gameplay.
Why similar: Shoot 'Em Up 31.8%, Action 18.5%, Shooter 16.1%, Top-Down 13.2%, Arcade 11%
In this unique shooter from 1984. take on the role of a pilot of an out-dated Cosmic Cruiser, fighting to rescue the crew of a distant space station that had been captured by a raiding party from the sinister Rallom Empire.
Why similar: Shooter 23.3%, Shoot 'Em Up 23.2%, Arcade 12.3%, Action 11.8%, Space 9.2%
This is the biggest news title of 2021. A cute bullet-hell shooter is now available. The game features cool and futuristic visuals and active gameplay.
Why similar: Shoot 'Em Up 40.4%, Shooter 27%, Action 17.8%, 2D 4.8%, Arcade 3.8%
Salamander III is the newest addition to the Gradius series, a legendary pioneer in the side-scrolling shooter genre, and comes with the original arcade versions of the previous games.
Why similar: Shoot 'Em Up 25.5%, Shooter 21.7%, Arcade 19.2%, Action 13.8%, Space 8.6%
A space arcade shooter with light rogue-like elements.
Why similar: Shoot 'Em Up 41.2%, Action 15.2%, Arcade 13.4%, Space 9.6%, Retro 7.7%
Infinity Wings - Scout & Grunt Take control of your chosen fighter (either Scout or Grunt) in this side scrolling shooter.
Why similar: Shoot 'Em Up 25.7%, Action 23.1%, Space 11.8%, Shooter 11.3%, Arcade 8.4%
Blast off for a retro arcade experience in RedRaptor, a vertical shoot’em up inspired by genre classics of the ’90s!
Why similar: Shoot 'Em Up 37.5%, Shooter 15.4%, Action 9.9%, Arcade 8.1%, Space 6.2%
Inspired by classic Commodore 64 and arcade games, Promethium is a hard-as-nails retro inspired side-scrolling shoot-em-up that takes place over numerous levels that get harder and harder. If you’re after a nice calm casual game this isn’t it!
Why similar: Shoot 'Em Up 34.2%, Shooter 16.9%, Action 16.2%, Arcade 11.5%, Retro 7.3%
Single player, top down, retro space-shooter, destroy enemies and fight bullet-hell bosses, upgrade during runs and after them to progress further and faster.
Why similar: Shoot 'Em Up 38.6%, Shooter 17.1%, Action 12.1%, Arcade 10.6%, Space 9.5%
A Blast from the Past is a stunning, classic arcade shooter. Includes gameplay modes for the casual gamer through to "Tournament Mode" for Hi-Score hunters! With 4K/360Hz+ support, experience smooth as silk gameplay in this dazzling arcade blaster with something for every arcade-going fan!
Why similar: Shoot 'Em Up 37.9%, Shooter 19.4%, Arcade 12.7%, Action 11.3%, Space 8.2%
Fiery Rivaz - Reanimate Shmups !!! It's time to revive the shmup genre. You can expect a shooter that focuses on varied and innovative level design. It is accompanied by cool 3d graphics and a great soundtrack.
Why similar: Shoot 'Em Up 33.6%, Shooter 21.6%, Action 18.4%, Space 10.1%, Top-Down 8.5%
modernized old time classic alien shooter game
Why similar: Shoot 'Em Up 37.5%, Shooter 20.5%, Space 15.2%, Action 12.1%, Arcade 11.9%
This is a side-scrolling shooting game in which you take control of the "Drainus", the Kharlal Empire's most cutting-edge fighter with the ability to absorb energy bullets, and take down the enemy ships zipping through space.
Why similar: Shoot 'Em Up 50%, Shooter 22.1%, Action 17.8%, 2D 4%, Singleplayer 3.4%
Blast off on a treacherous mission to recover an unidentified energy source amidst an alien onslaught! Nephenthesys is a vertical scrolling shoot’em up presented in widescreen top-down 3D style.
Why similar: Shoot 'Em Up 36.1%, Shooter 17.7%, Arcade 11.2%, Action 10.9%, Space 8.2%