Top similar games like Just Alone:
Just Alone $12.99
"Just Alone" is a survival game set in a hostile world inhabited by the mutated creatures. Game begins when Bill Yesterday's ship crashes into the earth. As the only survivor he has to try survive in destroyed by atomic bomb, nasty world.
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Starstruck Vagabond$24.99
A space captain accidentally freezes themselves for two thousand years, finding themselves in an unfamiliar galaxy. Fortunately, there's always someone who needs cargo delivered.

SpacePOM$5.99
Join space-faring Pomeranian SpacePOM on a mission to investigate a derelict spaceship. Using only your trusty jetpack and toolbox, make your way through the spaceship Halen in this sci-fi platformer and find answers along the way.

ISOLAND3: Dust of the Universe$2.99
A sequel to the ISOLAND series, where you continue your journey to explore the story of the universe on this island.

MUST FLEE$3.99
An unknown place, an unknown secret base and an unknown robot from another planet! What does he want? What are you looking for inside the base? Will it be destroyed or will it be able to flee? Play in third person with an alien robot who has infiltrated a secret military installation.

Ice Star$7.99
Action shooter with story elements.

FarawayFREE
Escaping the planet is your main goal.

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.

OrganosphereFREE
FPS Shooter set in post-apocalyptic Johannesburg South Africa

Moo Lander$18.99
Moo Lander is a 2D action-adventure RPG with metroidvania elements featuring an epic plot, mighty cow bosses, beautiful environments, clever puzzles, and lots of milk!

Far Horizon$29.99
Far Horizon is an action-adventure RPG set in the far reaches of space where floating islands, beautiful vistas, and alien creatures await. Embark on an epic adventure of exploration, ingenuity, and survival as you loot, shoot, and craft to forge your destiny among the stars.

Event[0]$19.99
Event[0] is a sci-fi narrative exploration game where you build a relationship with a lonely spaceship computer to get home to Earth.

Voidship: The Long Journey$10.99
Design your battleship and fight your way through unforgiving space. This is a tale of a lone spaceship on a centuries-long mission. As the captain, you´ll make strategic decisions, explore unknown sectors, meet allies and enemies, gather resources, technology and crew. To battle stations!

Shadows of Kurgansk$5.99
“Shadows of Kurgansk” is an adventure game, where you need to survive in an area full of danger and mystery. Your goal is to stay alive and find the way out, fighting monsters and completing story driven missions. Fight zombies, build asylums, find your way back home!

Odyssey: The Deep Space Expedition$4.99
Odyssey is a story driven space adventure audiovisual single/multiplayer game. Find a planet that could support life, but in order to get there you have to protect the exploration ship. The scientists hope to preserve parts of the Earth’s biodiversity. Humanity is counting on you.

Planet R-12$1.99
"Planet R-12" is a 2D tactical shooter. Your squad of persistent soldiers accidently landed on a planet of robots, populated by hostile mechanisms and war machines. Each step on a planet is full of dangers and soldiers really need your skills and abilities.

BLACKHOLE$8.99
BLACKHOLE is an award-winning hardcore platformer with over 15 hours of story-driven sci-fi comedy and gravity-twisting puzzles. Complete Edition out now!

An Alien with a Magnet$2.99
Welcome to the galaxy of An Alien with a Magnet, an amazing new platform-adventure-puzzler with a literal twist! Pick up diamonds, find secret orbs and unlock new levels to get the alien home safely in this new crazy game.

Claire de Lune$39.99
Claire de Lune is a story-driven puzzle adventure game set in a grounded science fiction universe.

Friend or Foe$10.99
Stranded on an island all alone. As you try to find a way home, you come across a peaceful wildlife. Build, explore, befriend the animals or tear it apart and suffer the consequences of your actions.

Grotesque Realm$19.99
Looking at the terrified expressions of your teammates, what the hell is chasing us again? Watch the trailer to find out.

Sunny Reef$1.99
Forget civilization. Forget comfort. Your yacht has crashed and you find yourself the sole survivor on the deceptively beautiful Sunny Reef. Snow-white beaches and crystal clear water hide a ruthless struggle for survival, where danger comes not only from nature.

Under Stranger Stars$2.99
Twin stick action. Bite sized stories. Under Stranger Stars is a game of absurdity and adventure inspired by The Hitchhikers Guide to the Galaxy and Sunless Sea.

Flatspace IIk$15.99
Flatspace IIk is a top-down space trading game with the emphasis on free exploration. In Flatspace, you choose your profession and are given a small spaceship with a scattering of random weapons, then you are free to earn a living, explore, hunt, trade, grow; upgrading your ship and equipment.

Last Oasis$29.99
Nomadic Survival MMO. Build wooden walking machines to travel to new lands. Create clans and fight for territory. Resources deplete fast, so take your sword and scavenge, pirate, and trade to stay alive.

UNDERWATER: STAY ALIVE$7.99
An amazing alien world is revealed in from of your eyes. Your task is to survive and find out the cause of your ship's tragic events. But BEWARE !!! You are not the only survivor in the ocean’s depth.

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?

Cultivation Tales$19.99
Cultivation Tales is an open world survival craft online game. You will experience collecting, crafting, hunting, fighting, building, researching, in a wild mythical world. Fight for your clan and yourself, from mortal to divinity!

Ignisia$5.99
Ignisia is a magical world where majestic dragons and other mysterious creatures live in harmony, protecting their lands from the forces of darkness. However, not all the secrets of this world are revealed at once — some of its inhabitants remain hidden in the shadows, waiting for their time.

Remains$6.99
Remains - survival in outer space orbiting the planet. Explore the area. Find a way to restore oxygen. Create tools for your needs. Beware of the dangers of outer space. Build your shelter in orbit and try not to die!

61 Days$3.5
Timed adventure game in space

Hollow$19.99
“I didn't care about this ship… facility… whatever… Had to… Something, deep in my brain, deep in my flesh, boiled inside to remember…”

Under The Stars$2.99
A space theme of a small casual shooting game. There are two perspectives, the character and the ship. The player can control the character/ship, dodge or shoot enemies, and replenish energy and various items consumed by collecting. Collect discarded parts and items to enhance character abilities.

Planetaries$19.99
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.

One Way Road: FirehuntFREE
Firehunt is a prologue for the main story One Way Road. Take part in space battles as you travel across the galaxy and fight to save humanity. This cinematic narrative driven action-focused space shooter, will take you on a journey into the near future, and put the destiny of mankind in your hands.

Raft$19.99
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!

PlanetDrop - A Tiny Space AdventureFREE
PlanetDrop - A Tiny Space Adventure is a computer game where you command a spaceship in an orbit of a planet. Your primary task is to capture "drop zones" with your shuttles and commandos. You rely on stealth, agility and speed, rather than on firepower.

3571 The Game$9.99
3571 The Game is a 3D procedural apocalypse simulator and a roguelike RPG survival: Craft weapons, build a base, recruit an army and beat the time of the best survivors of the year 3571. Droids, zombies, aliens, mutants... Welcome to the future!

Luvocious$12.99
Luvocious is not just one, but three different stories with three different worlds spanning across three different eras. Experience a modern high school student's life in a Japanese inspired town. Battle monsters in the past as a Princess and explore a spooky research facility on the moon in deep space.

Bot Tales: The Crashed$0.99
On a hostile planet, an alien race with big eyes and thirsty for energy, will chase you with the only purpose of silencing yours being robotic circuits to drain all your energy. Try to survive this attack!

The Admin$1.99
In the distant future, there are rumors of a mysterious cyborg running an abandoned hidden research facility on a planet far from the center of human civilizations.His mysterious origin attracts the Star System Governments to investigate the truth of this cyborg called The Admin and reclaim the facility with all its researches inside.

Bloopy & Droopy$4.99
A Game Boy style 8-bit platformer, giving you an old-school experience in which you can switch characters at any time and use your digging skills to make your way through the terrain!

Astral Domine$2.99
After crash landing on a mysterious planet, you must explore the ruins of an ancient alien kingdom to retrieve the energy sphere that can restore power to your spaceship. A single player interactive VR adventure designed for the HTC Vive. REQUIRES VIVE HEADSET AND MOTION CONTROLLERS TO PLAY

AvoCuddle$4.99
Brought to you by a sole Syrian developer, AvoCuddle tells a tale of true love! An emotional action adventure through the galaxy searching and seeking to free your soul mate. Explore beautiful and dangerous planets, fight it's special creature and solve puzzles ,through a visually stunning game.

helionaut$2.99
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽

Animal Babysister Fighter : Zombie Coming!$7.99
Zombies and monsters are taking over several planets in the galaxy. As a result, animals are losing their habitats. Your mission is to protect those animals. Use your spaceship to transport the threatened species to shelters on humanity's first star colony!

Ocean Planet$8.99
Jump and Climb your way to the top in this ocean-themed, atmospheric and challenging rage platformer!

A Hat in Time$29.99
A Hat in Time is a cute-as-heck 3D platformer featuring a little girl who stitches hats for wicked powers! Freely explore giant worlds and recover Time Pieces to travel to new heights!

Cosmic Star Heroine$14.99
3 exotic planets to explore. Aliens. Robots. Magic. Forbidden technology. Ruined Worlds. Ghosts. Long-lost secrets. Conspiracies. A galactic threat. And one brave heroine to make things right. Cosmic Star Heroine is an exciting new RPG from the creators of Cthulhu Saves the World.

Gravity Den$4.99
Den is a one-eyed alien who is grounded after the terrible crash of a spaceship. On this planet, one can control the gravity around him to walk in space. Lucky Dan is also able to change the gravity on the ground. Help him to reach the lost ship.

The Lost Light of Sisu$9.99
Sisu is a forgiving yet challenging physics driven platformer. In this playful adventure you find yourself searching planets in pursuit of energy cubes that power your spaceship but also evolve your abilities. Use these new-found powers to traverse obstacles and overcome grumpy alien species.

Harold Halibut$34.99
Harold Halibut is a handmade narrative game about friendship and life on a city-sized spaceship submerged in an alien ocean. Join Harold as he explores a vibrant retro-future world in his quest to find the true meaning of ‘home’.