Top similar games like Planet Nine:
Planet Nine $4.99
Control a customizable mech while exploring an alien world in a top down view. Your mission, set by an A.I. is to save the Ninth planet from an alien invasion. Gain levels, find loot and discover the history behind the Ninth Planet.
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打怪! Beat the Mons!FREE
BEAT THE MONS is simple pixel auto shooter. Dodge, shoot, beat all these monsters and earn score! Life is not much else...
WoodHeart$4.99
Explore a vast world in this 2D top-down Zelda-like adventure. Find treasures as you slash enemies, swing them around, and throw them at the bosses. Talk and laugh with people, animals, and even tree stumps. With no destined fate, will you slay the evil demon Firerom or just jump in puddles?
Iron Age$11.99
Iron Age is a First-person dungeon crawler set in a Sci-Fi Fantasy world with Realtime melee combat.
Cowboy Hell$2.99
Cowboy Hell is a top-down, bullet hell shooter following a recently deceased cowboy and his horse as he adventures through a vibrant open world. Shoot cows, dodge bullets, collect guns, solve puzzles, and befriend characters as you work towards defeating Jeff Bezos himself!
Vault Apocalypse$4.99
Vault Apocalypse is a top-down, roguelite twin-stick arena shooter where you fight hordes of monsters while assembling powerful, synergistic builds. Pick your weapons, refine your build and destroy the keepers of the vault.
Chaos Uproar$6.99
Chaos Uproar is an FPS Single player game. An Action and Adventure packed dark atmospheric game with only basic moves and shooting skills. Analyze your enemies and plan you own move to defeat them. Powered with AI and horror ambience, this game will drip the sweat out your forehead.
Starfighter Neon$0.99
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.
Starry Moon Island 2FREE
About：It is an old school game collection with ten different types of mini-games.The story tells of a series of wars that took place on the island
The Legendary Player - Make Your Reputation - OPEN BETA$1.99
Imagine a world where you can create your own legend. The Legendary Player – Make Your Reputation it’s a 2D RPG Top-Side Down with reputation building system who allows the player build his own history.
BURST WITCH$6.99
A bullet hell game with the classic scrolling shooter gameplay
Crystal Cosmos$4.99
Crystal Cosmos is a side scrolling color-based space shooter. You need to match your ship's color to your enemies color in order to destroy them.
ionAXXIA$7.99
ionAXXIA introduces the ‘big brained shooter’ genre with a tactical arcade space shooter. Classic 90's inspired sci-fi action adds a whiff of Dark Souls to its varied-weaponry combat, pairing a need for quick reactions and gaming skills with patience, timing, and smart decision.
Red Galaxy$0.99
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.
TetsunoEbi$0.99
I made this game as top view shmup STG(also known Shoot'em ups) game.but some people think as Shrimp STG.shrimp type anti-aircraft tank TETSUNOEBI!control the tank and destroy drones or AI tanks or large bosses.
Homebrew32$5.99
Drawn into your PC by an antivirus, control a multi barrel tank in this Action Roguelike, 2D Shooter. Defeat motherboard viruses to unlock new zones. The 'UPGRADE MACHINE' grants enhancements every 1-10 seconds. Use points to add upgrades in this Arcade, Top-Down Adventure.
FullBlast$4.99
Blast your way through waves of alien invaders in this retro style shooter with modern visuals. Collect power ups, destroy the enemy ships and defeat the mega bosses in 12 action packed levels. On your own or with a friend in local co-op mode.
Polygon Attack$1.99
Break through unlimited waves of enemies and fight unpredictable bosses!
Gunlocked$4.99
A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again!
Battle for the Droid Station$0.99
Battle For The Droid Station is a RPG shooting game now available on Steam. Feel the adrenaline as you run and gun down hundreds of rogue mechs and droids causing mayhem on the space station. Take control of your droid character and try to clear the space station from invading droids and robots.
AsteroidsFREE
Another version of the classic Asteroids game
ZombieMaze$0.99
'Zombie Maze' is simple top-down shooter game with maze. You need to find way to escape. Only way to escape is helicopter on the roof!! RUN!!! and kill that ZOMBIES!!!
Notrium$1.99
You have crash-landed on Notrium. Your food supplies are running low, and a pack of predatory aliens have your scent. You're out of bullets for your pistol, your only weapon a handful of rocks. A freezing night is setting in, and you are desperately looking for firewood. Can you survive?
Spaceport Hope$1.99
A huge hand-crafted world packed with 13 unique bosses, a gripping story, and tons of enemies, Spaceport Hope is the ultimate test of gaming prowess.
Space Survival$0.99
Space Survival is the next great SIMPLE 2D casual space action shooter where you have to defend against wave of enemies, have fast reflexes and strong will to win. It is great way to relax, but also a great challenge. How long can you stay focused?
NaevFREE
Naev is a game about space exploration, trade and combat. Players travel the galaxy and earn money by trading, fighting and performing missions.
Cyberhunt$0.99
Cyberhunt is a retro procedurally generated twin stick shooter, that takes you back to the sweet to the sweet arcade machines era!
Super SquashFREE
Super Squash is a top-down Shoot 'Em Up arcade game which features multiple playable characters who must all unite together to stop the unrelenting hordes of enemies and bosses.
The War Enders: First Strike | 终战：初击$14.99
The War Enders: First Strike is a bullet hell shooting game. While having 3D graphics, the game keeps a classic taste of this hardcore genre. Select and customize your fighter with interest. Dodge the bullet and strike back the unknown with the determination to save the Earth!
I, W.O.M.A.N.$3.99
Battle dangerous robots that have been taken over by a malicious alien program. Customize your character, then fight your way to the Bridge, using power-ups and specialized weapons, to reboot the Central Computer before the berserk robots make it to the human passengers aboard the spaceship.
NetherspaceFREE
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.
Super Roboy$14.99
Delve into the world of Super Roboy, a hand-drawn Metroidvania in a post-apocalyptic setting! Learn enemy skills, explore an interconnected world, battle mutants and robots, and uncover the emotional story of a young robot searching for his father.
Monkey Barrels$14.99
Monkey Barrels is an action-packed twin-stick shooter in which you blast waves of weaponized electronic devices with tons of crazy unlockable weapons. You can experiment endlessly with different combinations and find the loadout that best suits your playing style.
Meow Legion$2.99
Meow Legion is a game about assembling an army of cats to defend against waves of enemies.A top-down roguelite shooter game where you hire cats and level them up to fight mice from the evil Mousy Empire!
Space God$4.99
Space God is a 'hyper retro neon' style top-down shooting game. Play in single player, online co-op mode, or online multiplayer. Don't stop, keep moving! and you might survive... maybe.
Star Singularity$14.99
A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.
The Rainbow World$0.99
Explore a vibrant world in this action adventure RPG where you get embroiled in a war between the 7 major races of the rainbow world.
Spacebase19$1.99
Defend Spacebase 19 from the asteroids swarming down on the station! Shoot down waves of stones and equip different powerful weapons. How many waves can you last? A simple nostalgic retro arcade turret defense shooter.
Yuri Ogibalov's Bizarre Adventure$2.99
Yuri Ogibalov's Bizarre Adventure is top-down action rpg, focused on exploration, characters and fights. Explore the dangerous and not so friendly environment of the russian province. Fight enemies in turn based battle system with tons different weapons and items.
Captain Clive: Danger From Dione$2.99
A wave-based horde shooter where you kill aliens while upgrading gear.
Solbane$6.99
Battle against bosses in a shoot'em up combined with RPG elements. Choose between three diverse classes, and create your combo build from a pool of over 50 abilities. The game features a variety of bosses that require different strategies and builds to conquer.
NanoHiveFREE
Manage your hive of nanobots in a Free-to-Play top-down arena shooter and exterminate all the bacteria and viruses infecting the body. Multiply the hive by absorbing bacteria to save people's lives as fast as possible while competing with others in order to become the fastest NanoHive Operator.
Trouble In Space$1.99
A Sci-fi Shooter with Pixel-art graphics and various mechanics such as slow motion and dashing. In some levels you also get a special assistant.. You will enjoy this space shooter game. make sure you ALWAYS KILL THEM ALL.
Bullet Bunny$4.99
Bullet Bunny is a twin-stick shooter with rogue-like elements. Fend off an onslaught of enemies, level up, and create unique builds every run while trying to survive 500 seconds!
That's My Space$4.99
The universe is yours to conquer in That's My Space. Gather resources, craft powerful weapons, upgrade your spaceship and battle against enemy nations to become the ultimate space explorer.
Desolate Realms$3.99
Desolate Realms is a top down horde mode, survival, rouge-like with tons of content. Multiple maps, weapons, and items to explore and create player builds to make each run unique!
Robo Reckoning$0.99
A Casual Singleplayer game that lets the player explore the open world map. Made with low poly design and family friendly vibes to give a relaxing experience.
Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...
Space Pirates and Zombies$9.99
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
Anodyne$9.99
In this unique Zelda-lite game, explore and fight your way through surreal and creepy, nature, urban and abstract themed areas in the human Young's subconscious, evoked by a 16-bit-era visual style and a moody, dream-like soundtrack.
Endless SkyFREE
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
Zolg$0.99
Zolg is a minimalist top-down shooter where you explore, fight enemies, collect powerups, and defeat bosses.