Top similar games like Alien Attack: Pocket Edition:
Alien Attack: Pocket Edition $1.99
You are a brave space trooper. Your mission is to clean an alien sector with a huge amount of enemies. Speaking shortly, you have to kill some aliens and return alive.
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Angry Arrows$4.99
Angry Arrows is a cooperative archery game about rescuing hostages from enemy strongholds using nothing but bows and arrows. Just remember, one fatal mistake and it's back to square one.

Spaceteam VR$12.99
A chaotic, cooperative party game! Shout technobabble at your friends until your spaceship inevitably explodes. Attempt to follow randomly generated, incorrectly assigned instructions. Work together… as a Spaceteam!

Exodemic$4.99
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.

Rustbucket RumbleFREE
Rustbuckle Rumble is a side-scrolling, team-based, arena combat game - WITH ROBOTS! Inspiration for the mechanics was taken from classic run and gun games mixed with more modern, class-based, multiplayer shooters. It’s capture-the-flag where the players are the flags.

Just a Cleric$4.99
Help a wussy cleric set out and avenge his dead buddies against a dragon. IT'S CLERIC DE COMMANDO! Visit the forums for demo info!

Fatal Hour: Petroleum$0.99
Stranded at an abandoned gas station in the middle of nowhere, your mechanic is desperately trying to repair your transportation. There are no other humans in the area. Not living ones at least. Of the other kind there are plenty. And they're hungry...

3030 Deathwar Redux - A Space Odyssey$14.99
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.

Wire$1.99
Wire is in charge of maintaining a telecommunications center. Ready to take his well-deserved holidays, the entire network goes offline. Help Wire restart the repeater present in each sector. Be careful though! These sectors are a bit strange. Good luck!

Signs of Life$9.99
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, Mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.

Vektor Z$6.99
Vektor Z brings fast and furious retro space blasting action to Steam! Blast your way through endless waves of asteroids and enemies to write your name among the stars! Vektor Z offers a rogue-like arcade action game where you'll improve your progress every time you play!

Cargo Commander$4.99
Alone in space, light years away from your family, armed with only your Fistcannon™; you are Cargo Corps' latest recruit, a Cargo Commander.

Mysterious Space$10.0
Mysterious Space is a rogue-like side-scrolling action space shooter. Explore alien worlds for the fuel and equipment you'll need to survive the mysterious Sector ZZ-Omega-9...

Space Captain McCallery - Episode 3: The Weaponmaster's Challenge$4.99
Captain McCallery voyages to a planet of prehistoric monsters in search of a reclusive Weaponmaster.

TAD: That Alien Dude$4.99
TAD: That Alien Dude is a retro RPG that takes you back in time to a world of analog cartoon franchises, sugary breakfast cereals, a thriving music industry, and die-cut comic book covers.

Nightork Adventures - Beyond the Moons of ShadaleeFREE
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.

Axe, Bow & Staff$4.99
A fantasy battle scroller where in one moment you gracefully support your companions with magic and arrows, and the next you accidentally throw them into goblin mayhem.

Galactic Management$19.99
Welcome to Galactic Management. Well...middle management at least. Prepare to get your hands dirty and blame someone else...

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.

Broadside Renegades$4.99
Broadside Renegades combines auto-firing weapons with manual ship abilities in a rogue-like space pirate adventure. Choose your captain and upgrade your ship to steal the space kings booty. Warp ahead to stay alive, and mind your bearing.

The End Is Nigh$14.99
The End Is Nigh is a sprawling adventure platformer where you die a lot, but thats ok because you are probably already dead anyway.

Space Engineers$19.99
Space Engineers is a sandbox game about engineering, construction, exploration and survival in space and on planets. Players build space ships, space stations, planetary outposts of various sizes and uses, pilot ships and travel through space to explore planets and gather resources to survive.

The Hurricane of the Varstray -Collateral hazard-$9.99
【About "The Hurricane of the Varstray"】"The Hurricane of the Varstray" is a vertically scrolling shoot'em up with a SF story: in the distant future, to defend the Earth against the invasion of mystery mechanical structures, 4 girls head to "the Varstray sector," far away from the Earth and considered as the v

GROUND BRANCH$29.99
From one of the developers behind the original Rainbow Six® and Ghost Recon® games, comes a thinking-man's first-person shooter featuring in-depth character and weapon customization. Take your time. Think ahead. Get the job done.

Pandarunium$2.99
Team up with friends in this top-down stealth-runner game to get to Rock n' Roll paradise. Use grit, abilities, and your friends to make it through the hordes of enemies.

Star Command Galaxies$14.99
Take command in the ultimate starship simulator: Star Command Galaxies. Become a Captain, recruit your crew, customize and upgrade your starship, battle alien vessels, teleport to away missions and repel boarding invaders in this real-time strategy simulation adventure from indie studio Warballoon.

Space Captain McCallery - Episode 2: Pilgrims in Purple Moss$4.99
Space Pirate Captain McCallery explores a mysterious ruin in an alien swamp in search of treasure in this Low-Poly 3D Action-Adventure game.

Xander the Monster Morpher: Universe Breaker$4.99
A Monster-Catching top-down shooter! Fuse monsters together to create the ultimate team!

呪いの手紙 cursed letter$3.99
Read through the letter and greet the morning, exorcising the powerful curse contained in the letter. Whether the letter created the curse or the curse created the letter, no one knows. ......

Space Wrangler$0.99
Space Wrangler is a dynamic space sandbox featuring multiple experiences designed to offer variety in gameplay. Experience the wonders and turmoil of Space as you traverse the cosmos as part of a new generation of explorers, frontiersmen, and cowboys.

Fourthy$1.99
You will have to think a lot to put everything in the right order.

Survive 10 Minutes PleaseFREE
Survive 10 minutes please is an action roguelike 2D zombie game where you have to survive a zombie horde by any means. Kill them, Upgrade yourself, Choose your abilities and try your best to survive in a challenging game.

Survive in Space$13.99
The game is spread over 50 different levels, and Sasaki must fight through them all to redeem his people. The game features five powerful bosses that you will encounter at the end of each sector – every nine levels. Each boss is a skill puzzle of his own, with shifting mechanics and environments that will keep you on your toes.

Tross$4.99
Enter the unforgiving Tross program and fly through a digital world in order to prevent the next Cyberplague.

BLAST-AXIS$20.0
Expel extra-dimensional invaders from Phobos with hot lead & high explosives. Boost & kick your wrecking drone to extreme speeds on every axis. Explore the cavernous Phobean moon complex, salvage powerful weapons & blast away the uninvited guests in: BLAST-AXIS: PHOBEAN TERROR.

Kinetic Void$9.99
Kinetic Void is a 3D space adventure with a focus on customization and enjoyable space simulation. The shipyard allows players to construct their ship piece by piece. Ships can be as simplistic as a cockpit, a hull, a engine and a gun, or as complex as a player wants.

Rogue Stargun$9.99
Rogue Stargun is an action-packed space combat sim where you pilot 5 unique starfighters with interactive VR cockpits in a story-driven single player campaign consisting of over 24 unique missions covering both land and space.

Slingshottr$4.99
A co-op sci-fi featuring scrap, piracy, and your talkative line manager Clara.

Spaceship Commander$9.99
Fight in space or on the planets, or just travel the universe. Visit cities and buildings, mine resources, trade with or speak to individuals on the planets. Explore and discover. Buy a new ship, fit upgrades, and hire a whole army of crew!

Orion Trail$7.99
Dare to travel the absurd and dangerous Orion Trail, where only the luckiest, bravest, and most stubborn captains will make it all the way to the end. Become famously incredible or incredibly dead in this single player choose-your-own-space-adventure!

Captain Kaon$6.99
Captain Kaon is a retro twin-stick gravity shooter inspired by 1980s classics such as Thrust and Gravitar. Captain Kaon pairs vibrant Amiga-style pixel art with a tight twin-stick control mechanic. Relive this forgotten shmup sub-genre!

Space Mercs$0.99
Space Mercs is an extreme arcade space combat game where the amount of projectiles and lasers on-screen is only toppled by the amount of stars in the universe! Will you be able to complete all the mercenary missions and become the best pilot in the Galaxy?

Rebel Transmute$19.99
Battle your way through a living planet in Rebel Transmute, a sprawling 2D action-exploration epic! Embody Moon Mikono as you explore, reprogram your abilities, duel twisted sci-fi experiments, rebel against colonizers, and search for your long lost mother.

Centauri Dominion$0.99
Centauri Dominion is a top down space shooter set in the Centauri sector where a new colony is being established. There are others arriving seeking to dominate the sector for themselves and will not take no for an answer.

Aster Force$0.99
Aster Force is a 3D sci-fi spaceship shooter game set in the far reaches of space. Players may choose from multiple ships to pilot, as they patrol and protect Sector 7184 from the sinister space pirates known as Specter. Join the crew of SS Gallaway to bring peace and order to the stars.

Evochron Legacy SE$24.99
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.

Paquerette Down the Bunburrows$11.99
The buns... you HAVE to capture them!! Think outside the bunburrow or get outsmarted by bunnies in this cute pathfinding-based puzzle game!

Armored Xpress$5.99
Armored Xpress is a new unique story-driven Match 3 game built with rich RPG elements and an ATB battle system.

Luna: Shattered Hearts: Episode 1$2.99
Explore the infernal abyss of Luna in this action packed RPG Platformer. Confront your dark past and forge your own transformation from being a self-centered disaster to a hero that can change the world. As your party forms a courageous family of rejects you may even find love.

Galaxy Trek$9.99
Galaxy Trek is a fun, simple and addictive indie game that will test your reflexes, strategy and skill. Each game you play is unique!

GravNewton$0.99
Challenge all your skill and quick thinking ability in this precision platform game, where you are a bitrom who controller over gravity called Newton, who is trying to escape from a deformed creature that relentlessly follows him in subspace.

Space Maze$4.99
Help the crew of the Aurora and their captain, the fearless John Smith, to reach their destination and deliver the cure for humanity, thus saving the human race.