Top similar games like Breakout Planet:
Breakout Planet $3.99
It is the future; aliens came to earth and won the war in a matter of minutes. Unable to stand up to the alien technology, humanity has become enslaved. A ship transporting prisoners has crashed landed, fortunately you are the only survivor and have a chance of escape. Will you be able to break out?
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Star Legacy VRFREE
Star Legacy VR is an immersive virtual reality shooting game that incorporates intriguing Roguelike elements into gameplay. Players assume the roles of interstellar guardians who venture across diverse planets and traverse through various time zones.
Faith & Shield:4044 Tower Defense$4.99
Faith & Shield: 4044 Tower Defense game, where you protect the human settlement from the incoming invaders, robots and other creatures, never seen before on our planet.
Beyond Galaxyland$14.99
Beyond Galaxyland is a thrilling adventure-RPG combining cosmic exploration, strategic turn-based combat, and epic boss battle events across a vast solar system. Join Doug and his gun-toting guinea pig on an exhilarating quest to save Earth, itself.
Project Skylab 2FREE
Project Skylab 2 is an educational Algebra Sci-fi FPS that takes place on the surface of Mars. Learn Algebra while fighting against an army of killer robots, and drive your rover across a 4x4 mile Mars landscape.
Grimalkin: Solar Defense Force$7.99
Command a Rag Tag fleet of Grimalkin Vessels against the evil from Beyond. Lead your Grimalkins to Victory or Suffer Ultimate Defeat and lose earth to the greatest evil known to Grimalkin-kind the Evil Ancient Space Faring Empire.
SIGNALIS$19.99
A classic survival horror experience set in a dystopian future where humanity has uncovered a dark secret. Unravel a cosmic mystery, escape terrifying creatures, and scavenge an off-world government facility as Elster, a technician Replika searching for her lost dreams.
METALLIC CHILD$24.99
“Grab, hurl, and eliminate” Rogue-lite Core-Action!! A large-scale rebellion erupts within the spacecraft “Life Stream.” With the help of you, Rona, an android known as “Metallic Child,” stands up against a fleet of massive robots to stop the plot devised by her own creator, Doctor Irene.
Born Punk$19.99
A former combat hacker, a corporate CEO and a malfunctioning android get possessed by mysterious, otherworldly entities and must band together to save themselves and uncover the entities' origins. Talk, puzzle and explore your way through this (often humorous) cyberpunk thriller.
This will not go well$0.99
You are a spaceship surrounded by missiles. Survive as much as you can.
Alien Hallway 2$4.99
We're happy to present a new game in the Alien Shooter universe! Get prepared to unique tactical gameplay, lots of monster types and 8 fighter types allowing you create your own style of completing missions and defeating bosses.
Dyson Sphere Program$19.99
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Beyond Contact$19.99
A fiercely formidable sci-fi survival game, set on a hostile alien world that wants you dead! Alone, or with a crew, do you have what it takes to survive?
Molten Armor$9.99
Molten Armor is an action tower defense game with a non-linear story in sci-fi setting! Command defenses and stop hordes of enemies! Fight on land, sea and in the skies!Decisions taken in the heat of battle will change the course of the war.
Alpha Lyrae Discovery$10.99
Alpha Lyrae (Vega) is the brightest star in the northern constellation of Lyra. You were sent to Alpha Lyrae system, and your first object is to discover and to transmit data back. The last and only message from the previous team: "It is a rich and soft planet. They are everywhere."
Hero or Villain: Battle Royale$6.99
Battle enhanced aliens in a gladiatorial contest to become the galaxy's champion!
Machina of the Planet Tree -Unity Unions-$18.99
From the developer of Machina of the Planet Tree -Planet Ruler-, comes the next installment in the series, Unity Unions! A young jewelmancer must stop the reawakening of a great evil and discover the truth behind her powers.
Gilded Shadows$29.99
A GxB visual novel that explores a whimsical, yet dangerous world which blends the solarpunk and cyberpunk aesthetics into a unique adventure. As you follow the MC on her journey, pursue various love interests in a stand-alone story unique to that route.
From Orbit$4.99
From Orbit is a quick and light single player Action RTS. Guide your stranded crew home as they land on alien planets, scout out the area, build defenses, harvest valuable resources, and launch back into orbit before being overwhelmed by hostile aliens.
Robowars$3.99
Robowars is back on Steam! Fight off troops of droids for freedom and honor in our classical tower defense game. Lead the forces of the Solar Union to protect the peaceful planet of Praymos from the aggressive Trade Confederation.
Gaia$19.99
A sci-fi base building survival game, featuring raids, agriculture, intelligent AI, natural disasters and more.
Loot Express Delivery Service$9.99
Embark on an adventure with Loot Express Delivery Service, a 2D pixel art game. As the commander, your goal is to retrieve valuable items from a distant planet. Utilize your skills and strategy to complete missions and guide your company to prosperity.
Metaverse Keeper / 元能失控$14.99
Metaverse Keeper is a dungeon crawler with roguelike elements where four heroes join forces to save the “Metaverse" – created when a cosmic event tangled space-time. Explore randomly-generated worlds, customize your weapons, and fight crazy monsters – in solo or co-op mode!
Telvoikai$1.99
You've been tasked with collecting data on an alien planet. Choose between exploring the jungle tropics or navigating deep into the bioluminescent sea.
Intern Pursuit Game$2.99
A Third-Person Tower Defense game in which you are an Intern sucked through a portal who now must defend the objective from aliens.
Bad Chicken$9.99
Bad Chicken is a retro styled sideway scrolling shoot-em-up inspired by the retro classics. It takes place in 8 locations in the Ferus system, each one with different challenges, and dangers.
Star Farmer: PrologueFREE
In this bullet heaven, farming adventure, play as a powerful Warlock who has a side hustle harvesting plants in space.
Into the Stars$19.99
Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force.
Bot Colony$14.99
Bot Colony is the only game controlled by speaking or typing. You command robots to move and manipulate objects. The right questions unlock videos of the events they witnessed. No dialogue trees - the game unfolds 100% based on what you say, taking interactivity and immersion to a new level.
CelestialFREE
Celestial is an Open world Space survival game playing on a Spherical world of roughly 700km2. Survive in a hostile environment with a variety of roaming creatures. explore ancient ruins of an alien civilization, learn their technologies and use them to find a way back home.
GRAV$19.99
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
Dig or Die$11.99
Crash land on a hostile planet where you'll have to build the strongest defenses if you wish to live to escape from it. But be warned... this planet is merciless. Build strong, and smart; else physics may flood or destroy your only hopes of survival.
Glitch's Trip$12.99
Help Glitch save his planet from intergalactic tyrants in this innovative and vibrant retro-styled action platformer.
Super Trunko Go$8.99
Super Trunko Go is a challenging top down shooter that takes place in a thrilling space world. Navigate our hero Super Trunko, and help him restore peace back to the planet!
Extreme Tactical Executioners$19.99
Set in the near future, Earth is becoming uninhabitable. Human Beings send AI-driven robots to your planet, Impulse, to eliminate your species in preparation for their colonization of your planet. Blast your way through hordes of enemy bots to protect your home and prevent the human invasion!
Cube Man$3.99
Cube Man is a small man in a cube format, an adventurous man who does not rule out a challenge, in an ordinary day of training, upon arriving in his village, his friends were mysteriously abducted by beings from other planets, the Cube Man mission is to rescue his friends who were abducted.
Microcosmum 2$14.99
A relaxing strategy game featuring unconventional gameplay. Your objectives include development, evolution, border expansion and protection of your hive.
Escape From The Red Planet$5.99
Escape From The Red Planet simplifies resource management, tower defence, and first-person mechanics into a singular arcade experience. On the latest mission to Mars, the Orion III crash-landed. With Martian attacks looming, Houston most definitely has a problem!
The Riftbreaker: PrologueFREE
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.
Calamari ClashFREE
Calamari Clash is a multiplayer versus game which takes you into the role of a Calamartian who crashed on an unknown planet along with its companions. Dash it out against each other to charge the spaceship’s battery and escape. Only one can escape… who will it be?
SUNSET OF ATE$7.99
An open world TPS science fiction game
Make It In Time$4.99
Alicia Hudson and her fellow survivors must find a way to escape a dying planet after their spaceship crashes. This third-person shooter action game features RPG elements, a variety of weapons, fast-paced combat, massive enemy waves, challenging defend the city missions & much more..
Kronostasis$9.99
A fast-paced FPS following a sci-fi story taking inspiration from Greek mythology and blending it with fantasy elements. As a security robot aboard a deep space mining vessel, you must face an unknown threat when crewmembers start turning into creatures of ancient myth.
Volcan Defend the Tower$14.99
A solo development and the first game of Processor Game Studios presents "VOLCAN defend the Tower". A third person shooter on an open world sci-fi game, play as Sollum to defend your Volcan Towers against your enemies while exploring a planet earth with nature restored
Ye Fenny - Revenge of the Evil Good Shepherd$5.99
A top-down action adventure shooter, with a progressive story told through 90’s style cutscenes. Crisp graphics, crazy enemies, insane boss battles & that all-important 90’s style sound track to keep you pumped!
Darkness and a Crowd$4.99
With help from a tiny friend, embark on an epic journey to save the planet you once called home.
Tasty Planet: Back for Seconds$7.99
Control a tiny ball of grey goo with the ability to eat anything smaller than itself. The more it eats, the bigger it gets! Eat rats, dinosaurs, gladiators, samurai, pyramids, volcanoes... Everything! Soon you'll be eating the entire planet.
Seed of Life$24.99
Seed of Life is an epic adventure game about the persistence of life. You're Cora, the last known survivor of Lumia, a dying planet. Your only hope to save your homeworld is to activate the Seed of Life and rekindle the sun once again. Will you be the light that conquers the darkness?
Vesper: Zero Light Edition$9.99
Thousands of years after the activation of the Vesper Protocol, a small android crosses a fallen world, hunted by merciless machines, to control the power of Light and decide the fate of his race.
T.A.R.S$1.99
It is the year 2051, a disease has swept across the planet infecting over 90% of the population. You will take on the role of Samantha in this 3rd person horror shooter. Can you survive?
Sky Cannoneer$14.99
Build up your fortifications, place your cannons, and fire at the enemy forces! Improve your Battle Haven with powerful upgrades while playing through a story campaign comprised of dozens of scenarios with unique mission types and multiple boss fights! Take to the sky and win!
Edge of Space$14.99
Suit up as an operative of the Ark Corporation, sent to the farthest reaches of the universe in search of habitable planets to terraform. However, after the long space journey you awaken from cryosleep to find that your ship has gone way off course and is disabled near a strange new world.