Games Like Solitons

Blast through enemy defenses in this intense 16-bit shoot ‘em up (or shmup), dismantling interplanetary shields to bring humanity’s last hope back from Mars and save Earth from ecological collapse.

Why similar: Mars 39.4% ★, Shoot 'Em Up 22.6%, Bullet Hell 13.6%, Arcade 8.4%, Space 4.9%

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 43.5% ★, Shoot 'Em Up 19.1%, Arcade 9.6%, Bullet Hell 8.4%, Sci-fi 7.1%

Planetary Settlers is a family friendly game with real benefits! Learn about the solar system as you play. Experience realistic gravity as you control Blue 42 on each planet, completing mini games, uncovering secrets, solving puzzles, and completing quizzes to enhance your abilities!

Why similar: Mars 39.6% ★, Science 27.9%, Space 11.2%, Robots 7.7%, Sci-fi 5.9%

A fast-paced space shooter where you blast through waves of Martian invaders, upgrade your ship, dodge bullet hell, and wipe them out with devastating firepower.

Why similar: Mars 42.2% ★, Shoot 'Em Up 21%, Bullet Hell 15.1%, Arcade 8.8%, Space 4.9%

Blood Aliens 3 is a cinematic, story-driven space shooter where every alien wave burns hope into defiance.

Why similar: Mars 42% ★, Shoot 'Em Up 18%, Bullet Hell 12.5%, Space 7.4%, Score Attack 7%

Explore Mars in 3D through real Pancam photographs from NASA's Spirit rover. Glide between images with detail that sharpens as you approach, and skim thousands of rover photos at a glance — manual mode, slideshow, or automated flythrough. Photo credit: JPL / NASA / Cornell / ASU

Why similar: Mars 60.6% ★, Science 28.9%, Space 7.5%, Futuristic 2.6%, Indie 0.1%

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 54.4% ★, Shoot 'Em Up 21.9%, Sci-fi 8.2%, Space 5.2%, Pixel Graphics 4.1%

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 47% ★, Shoot 'Em Up 17.5%, Bullet Hell 12%, Arcade 7.5%, Space 5.3%

Weave and cleave your way through walls of bullet and push your score to unknown limits in this aggressive Shoot'em'up to save humanity from its own hubris

Why similar: Shoot 'Em Up 32.2%, Bullet Hell 19.2%, Score Attack 13.7%, Arcade 12.5%, Pixel Graphics 7.2%

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 44.4% ★, Shoot 'Em Up 21.6%, Arcade 10.7%, Pixel Graphics 6.1%, Space 5.8%

Super Hydorah is a nonlinear horizontal shoot’ em up designed to offer a challenging experience, sublimating the richness of traditional shmup classics. Face the menace of the Meroptians aboard the Delta Lance, alone or with your friends in this game with direct action and nostalgic art.

Why similar: Shoot 'Em Up 33.6%, GameMaker 33.3% ★, Arcade 12.7%, Bullet Hell 5.7%, Retro 4.7%

Take On Mars places you right in the middle of mankind’s most exciting undertaking. Start out in the seat of a rover operator, finish as the first human to have ever set foot on the Red Planet.

Why similar: Mars 60.4% ★, Science 23.4%, Space 14.1%, Futuristic 2%, Singleplayer 0.1%

Little Lost Robots is a challenging puzzle game designed for players who want a proper mental workout. Help the robots reach the rescue portal by placing a sequence of commands for them to follow, pressing play, and hoping nothing crashes!

Why similar: GameMaker 62.4% ★, Space 10.3%, Sci-fi 8.8%, Pixel Graphics 7.1%, Puzzle 6.5%

Betrayed by her cut-throat crew, Luna Starr - former Space Pirate Captain turned bounty hunter - has a score to settle. As Luna, travel to 5 exotic planets to track down your mutinous mates, and face them in Bullet Hell dogfights to the death!

Why similar: Shoot 'Em Up 32.3%, Bullet Hell 20%, Sci-fi 10.9%, Score Attack 9.9%, Arcade 9.1%

A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.

Why similar: Mars 42.8% ★, Science 19.4%, Artificial Intelligence 14.3%, Space 9.3%, Sci-fi 8.9%

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 29.2% ★, Shoot 'Em Up 17.7%, Bullet Hell 12.5%, Arcade 9.2%, Space 7.5%

Cube Gothic is a Story-driven Shoot 'em up Adventure. Shooting enemies and dodging projectiles while solving simple puzzles and trying to comprehend the surreal plot - these are the challenges you'll be facing in Cube Gothic.

Why similar: GameMaker 34.8% ★, Shoot 'Em Up 25.9%, Bullet Hell 16.2%, Arcade 11.6%, Pixel Graphics 5.8%

202X — You wake in the heart of silence. A top-down sci-fi survival experience. Explore a derelict megaship, restore its vital systems, and purge the viral contamination to reclaim your territory.

Why similar: Mars 62.5% ★, Science 30.1%, Futuristic 7.4%

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 54.5% ★, Arcade 10.5%, Space 8.8%, Score Attack 8.5%, Sci-fi 7.9%

A modern retro inspired side scrolling shooter with a deep upgrade system and the ability to absorb enemy fire and also deflect it back to your enemies. A fast paced shooter that can be played solo or local co-op with 12 difficulty modes and lots of boss battles.

Why similar: Shoot 'Em Up 24.4%, Artificial Intelligence 13.9%, Bullet Hell 12.3%, Sci-fi 10.7%, Arcade 9.1%

Small robot, big battles! Doctor Nanobot is a retro style arcade shooter where you take on bacteria, viruses and more using a variety of high tech medical weaponry!

Why similar: Science 25.1%, Shoot 'Em Up 24%, Bullet Hell 16.8%, Arcade 12%, Robots 6.9%

An arcade shoot-em-up with a retro science-fiction theme.

Why similar: Mars 45% ★, Bullet Hell 14.8%, Science 13.7%, Arcade 10.4%, Sci-fi 5%

Terapixel Mars is a real-time planetary experience that lets you traverse the Red Planet seamlessly from orbit down to the surface. Powered by the Terapixel engine, Mars is stored in the cloud and streamed to your system, enabling a level of scale and immersion unmatched by any existing experience.

Why similar: Mars 62.2% ★, Science 26.5%, Space 11.1%, Indie 0.1%

The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...

Why similar: Shoot 'Em Up 26.6%, Bullet Hell 16.8%, Robots 11.2%, Arcade 10.2%, Sci-fi 8.2%

Apolune 2 is a hilarious and shocking resource management game where one player (or more) experience life on an asteroid mining team in deep space. Tethered to a heavy space station, the game evolves as you mine ore for money, trade and upgrade your station, alone or with your friends.

Why similar: Science 20.5%, Shoot 'Em Up 19.4%, Bullet Hell 14.1%, Arcade 10.1%, Robots 8.9%

Rocket Horizon is a game where you control a rocket to dodge obstacles on different planets.

Why similar: Mars 58.3% ★, Science 13.2%, Space 11.4%, Arcade 8.8%, Futuristic 7%

An interactive art demo that showcases what a future base on Mars could look like. Project Eagle isn't a game - but an exploration of mankind's possible future.

Why similar: Mars 84.8% ★, Space 15.2%

Pilot a miniaturized ship and save humanity from the inside out! Herodes is a fast-paced action SHMUP where you enter the human body to hunt a deadly virus. Destroy organic defenses and survive visceral bosses in this tribute to genre classics.

Why similar: Shoot 'Em Up 26%, Science 21.2%, Bullet Hell 17.1%, Arcade 12.7%, Sci-fi 7.1%

ToT: Experiment is a sci-fi short story game set on a remote ship wandering through space. Without any memories or recollection of his past our hero is tasked by the ship AI - AR.I.A. to perform daily tasks, that will help to maintain the ship.

Why similar: Mars 43.8% ★, Science 24.9%, Space 10.3%, Sci-fi 8.1%, Futuristic 6.1%

Nevultra is an exciting shoot'em up that will take you back to the 8bit/16bit era. The protagonist, Nina, needs your help to reach her destination in deep space.

Why similar: Shoot 'Em Up 34.1%, Bullet Hell 17.5%, Arcade 14.3%, Score Attack 10.1%, Space 7.7%

Space simulation moon game. Explore the moon, mars, venus and mercury in breathtaking real-time 3D. Explore their geological aspects. Battle against spaceships or a secret lunar base. Enter the ISS. Measure the moon. And get in the cockpit.

Why similar: Mars 46.4% ★, Science 27.2%, Space 11.9%, Sci-fi 9.4%, Bullet Hell 4.4%

Ghost of the Past — a sci-fi adventure about the price of human curiosity. Track ghostly signals, survive encounters with an unknown enemy, and unravel a mystery the Fleet has chased for decades—while paying an unfathomable price for the answers.

Why similar: Mars 57.6% ★, Time Travel 17.8% ★, Sci-fi 11.8%, Space 9.9%, Puzzle 2.6%

Join the fight against alien invaders in Pink Devil. Pilot an upgradable fighter jet through diverse environments, from oceans to deserts. Face unique bosses with distinct tactics and use weapons like machine guns, lasers, and rockets. Become the unstoppable Pink Devil and save the planet.

Why similar: Mars 53% ★, Shoot 'Em Up 24.7%, Arcade 10.7%, Space 7.3%, Shooter 1.9%

Technocide is a vertical scrolling shoot 'em up with a heavy emphasis on player weapons and abilities. You must not let enemies past you and reach your mothership! You will need quick tactical thinking as you weigh your weapons' strengths and weaknesses against your enemies and their positioning.

Why similar: Science 22.6%, Shoot 'Em Up 20.3%, Artificial Intelligence 20.2%, Sci-fi 7.8%, Robots 7.2%

Sharks of Mars: Prologue begins the story of an unlikely hero (you) who finds that little green men are the least of our worries on the red planet. Explore the Martian landscape, solve puzzles, and fight for your survival!

Why similar: Mars 52.9% ★, Shoot 'Em Up 21.7%, Sci-fi 10.6%, Space 8%, Puzzle 4%

Outpost Surge is a society survival game on Mars, where players balance resource management, city growth, and settler health to turn a barren landscape into a thriving, vibrant city.

Why similar: Mars 55.9% ★, Science 26.8%, Space 8.9%, Sci-fi 7.1%, Futuristic 1.3%

Saturn Quest: Shadow of Planetus is a shameless 8-bit style clone of Shadow of the Colossus! You are Captain Navigator. Fight the evil minions of Planetus! Save Saturn! Save Galaxy!

Why similar: GameMaker 57.3% ★, Shoot 'Em Up 20.5%, Space 9.5%, Pixel Graphics 6.1%, Retro 3.6%

PRISMIDIA: Spirit of the Rift is a sci-fi shoot 'em up game in the style of arcade classics. Dodge barrages of attacks, survive bullet hell bosses, and save Prismidia!

Why similar: Shoot 'Em Up 29.5%, Bullet Hell 20.6%, Arcade 11.8%, Sci-fi 9.2%, Pixel Graphics 8.9%

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 37.9%, Bullet Hell 17.4%, Arcade 14.7%, Score Attack 7.5%, Sci-fi 7.1%

Bite-sized arcade shmup. Slam enemies, beat Bosses, get power-ups and repeat! Pilot your ship through deep space.

Why similar: Shoot 'Em Up 28.5%, Bullet Hell 17.6%, Score Attack 15%, Space 13.7%, Arcade 10.6%

Take control and annihilate every invading enemy and stronghold! is a score-attack vertical shmup supporting 1-2 players. Featuring pure mechanics that emphasize destruction and dodging, satisfying explosion effects, and deep hidden secrets, the fight awaits you.

Why similar: Shoot 'Em Up 32.1%, Score Attack 16.2%, Bullet Hell 13.5%, Arcade 12.1%, Pixel Graphics 6.3%

Stranded in the abyss is a shoot-em-up in a unique sci-fi sci-environment where you command a massive squad of ships in an endless war Against an evil rebellion. Shoot command and bomb your way through hundreds of enemy fighters, capital ships, and skirmishes.

Why similar: Shoot 'Em Up 35.3%, Bullet Hell 22.1%, Arcade 14.1%, Space 10%, Sci-fi 8.1%

P.3 is a vertical classic arcade shooter with two button controls. Save the space by defeating 5 stages and bosses with variety of weapons and upgrade.

Why similar: GameMaker 52.2% ★, Shoot 'Em Up 18.6%, Space 8.6%, Arcade 7.5%, Sci-fi 7.4%

Arise Wyver and fly against overwhelming odds in this modern labor of love tribute to classic shoot'em ups!

Why similar: Shoot 'Em Up 26.3%, Bullet Hell 17.5%, Arcade 11.7%, Space 10.9%, Score Attack 10.7%

Galaxy is in danger with hostile ships swarming from the opening vortex. Blast enemies with huge variety of upgradeable ships. Frantic arcade shooter featuring world leaderboards and fun multiplayer mode will keep you playing until all ships are unlocked; galaxies saved. WARNING:VERY_ADDICTIVE

Why similar: Science 24.6%, Shoot 'Em Up 21.7%, Bullet Hell 15.2%, Arcade 9.1%, Space 8.2%

Fight the virus in this fast paced arcade shooter with a dash of tower defense!

Why similar: Science 27.3%, Shoot 'Em Up 22.8%, Bullet Hell 13.8%, Arcade 11.1%, Score Attack 7.9%

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 29.8%, Space 13.2%, Score Attack 12.9%, Arcade 11.8%, Bullet Hell 10.6%

Infinity Lancer is a high octane vertical shoot em' up. Race across the galaxy fighting to prevent humanity's annihilation and discover the dark truth behind the endless war.

Why similar: Shoot 'Em Up 34.2%, Bullet Hell 20.6%, Score Attack 13.8%, Pixel Graphics 9.1%, Space 5.7%

Overview is a mind-changing experience about our position in the Universe. With a narrative and an interactive mode, it features realistic imagery and accurate data to leave you in awe and wonder at the vastness of the Cosmos.

Why similar: Mars 53.9% ★, Science 30.4%, Space 10.2%, Sci-fi 5.1%, Singleplayer 0.3%

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 64.1% ★, Arcade 12.7%, Space 8.9%, Sci-fi 6.8%, Pixel Graphics 5.4%

A vertical-scrolling space shooter, and a love letter to classic arcade space shooters, Tryü Sora blends retro charm with modern gameplay. Master a handcrafted campaign, explore secrets, and dominate fast-paced modes in this addictive space adventure!

Why similar: Mars 44.2% ★, Shoot 'Em Up 23.5%, Arcade 11.7%, Pixel Graphics 6.9%, Sci-fi 4.3%

Combining retro puzzles and a arcade space shooter. You and your crew found strange materials in the galaxy core to upgrade your ship to the most powerful. While collecting core materials you came across something unbelievable ... The Core Message. The Core Message changes everything.

Why similar: Shoot 'Em Up 31.8%, Bullet Hell 22.3%, Space 15.1%, Arcade 14.4%, Retro 5.8%

in My MIND. is a shooting game with metaphors about mind and feelings. Face 18 different negative emotions. Your goal is to overcome them without being defeated.

Why similar: GameMaker 60.5% ★, Shoot 'Em Up 19.2%, Arcade 9.5%, Pixel Graphics 6.4%, Shooter 1.7%

Escape Space is a classic arcade space shooter with RPG mechanics. Fight for various factions against swarms of enemies or bosses and improve your standings, level up your rank, unlock new gear and weapons, and upgrade your spaceship.

Why similar: Shoot 'Em Up 28.9%, Bullet Hell 17.8%, Space 14.8%, Arcade 12%, Sci-fi 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 44.5%, Bullet Hell 16.5%, Arcade 13.2%, Space 9.3%, Sci-fi 8.9%

Play as Bruce, the world's most talented indoor gardener, in this 2D pixel-art puzzle game. Through now 30+ fast-paced levels, you will travel to different locations and eras in order to water, light, and tend to plants with the high-tech magic of a watering can and a reflective mirror.

Why similar: Mars 39.4% ★, Time Travel 27.5% ★, Artificial Intelligence 14.3%, Pixel Graphics 7.2%, Space 6.5%

Madcap Castle is a charming and challenging gameboy-esque puzzler. You control a mage in a quest to recover his memory and powers in 150 levels of a tower full of obstacles, challenges and secrets

Why similar: GameMaker 98.4% ★, Indie 1.6%

Void Gore casts you as an ace pilot descending through the levels of hell and getting rich in the process.

Why similar: Shoot 'Em Up 30.2%, Bullet Hell 25.4%, Score Attack 18.3%, Arcade 12%, Pixel Graphics 6.4%

A fast-paced arcade shooter where you pilot a nano-ship in the fight against the Coronavirus. Grab powerups to upgrade your weapons and eliminate the virus infection.

Why similar: Science 46.9%, Arcade 18.3%, Score Attack 16.2%, Sci-fi 15.6%, Action 1.9%