Top similar games like TechnoTsunami:
TechnoTsunami $4.99
Solve puzzles to uncover the mysteries of a space cruise ship. Fight or work together with robots which are remotely controlled by humans on Earth. Collect the technology coming from the future which might cause an apocalypse. Save the future and the past before it’s too late.
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王牌星舰FREE
《王牌星舰》是一款以宇宙科幻为题材的挂机类战舰手游,游戏包含卡牌、放置、SLG、Roguelike等多元玩法。在诺亚宇宙,玩家扮演的指挥官可以通过巡航、任务、虫洞、活动等获取强力的星舰、装备、僚机等,以此来逐渐增强舰队的实力;也可以结识朋友,加入阵营,参与星系的资源掠夺;还有更多精彩副本,派遣,挑战等PVE/PVP玩法等待指挥官们的探索体验!

Gaia Beyond$14.99
Gaia Beyond is a handcrafted 2D Action-RPG, an exploration mix built around the core features fighting, mining and trading. Your decisions are footprints within a vast non-linear solar system. Forge alliances among numerous factions and develop relations with hundreds of NPCs.

500 Years Act 1$0.99
500 Years is an old school episodic space opera with non-traditional combat controls. The game is an adventure where you explore different star systems and meet the inhabitants, some friendly, and some not so friendly.

Destination Primus Vita - Ep. 1FREE
Destination Primus Vita is a narrative, first-person and episodic puzzle game set in a science-fiction universe. Follow the adventures of our main six characters: Austin, Hayao, Artemis, BrX, Geny and Coby as they travel across the cosmos to Primus Vita to complete their vital mission… to save life on Earth!

Convicted Galaxy$14.99
Stranded in an unknown galaxy full of escaped prisoners who grow stronger with every passing moment. Build a space station, upgrade your ship, and dogfight your way out of the galaxy. Take risks when necessary, but don't forget that you only have one chance.

Frontier RunnerFREE
In Frontier Runner video game you play a character role in the mid-22nd century who was selected to travel on one of the first exploration ships that left earth to find new homes to expand mankind faiths, and ideologies.

Analogue: A Hate Story$9.99
A dark visual mystery novel featuring transhumanism, traditional marriage, loneliness, and cosplay. Two pursuable characters. Five endings. Welcome to the future.

Absolution’s Apple$4.99
A thousand years beyond the fall of Earth, a team of adventurers seeks ancient treasure and the cure to a deadly disease, in this 600 page tale of love, crime, hope and despair, in a post-apocalyptic world like no other...

The Captain$19.99
In this retro-inspired adventure game you will have to race back home across the galaxy. Collect new friends on your journey. Make new enemies. You won't be able to save everyone. Who will you leave behind? Which civilizations will you save - or destroy - along the way?

Starship Traveller (Standalone)$4.99
YOU are the hero in Starship Traveller! Captain a futuristic Starship in Steve Jackson's classic sci-fi RPG gamebook!

Werewolf Hunter X$1.99
Werewolf Hunter X is a 2d survival crafting game that is currently in development by SeaCreatureSandwich, and boasts unique item building mechanics, procedural generation, rogue-like resource scarcity, mythical monsters, procedural world design, and much more.

Asteroid Run: No Questions Asked$6.99
Captain! You have limited resources, desperate crew, strange cargo and a Company Man spying on you. Good luck crossing the Solar System with corrupt cops, cultists and terrorists on your tail: and don't be late!

The Lord of Time$10.99
You find yourself on a strange planet known as Earth and must follow the orders of the Zenti.

Killing Time at Lightspeed: Enhanced Edition$9.99
Browse social media at the speed of light. Watch your friends grow old in the blink of an eye. Realise there's nothing you can do about it. Tell your friends you love them one last time.

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’.

Dragon Spirits 0FREE
A skeleton from my childhood, the original edition of Dragon Spirits, which I developed in middle school, is a creature collector RPG that serves as the origin of the Dragon Spirits series. I still keep it as a memento. (Almost) no one can make a good game from the very beginning.

The Solus Project$19.99
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...

ELEA$9.99
Experience the surreal story of Elea. In this first-person Sci-Fi adventure you play as a space scientist recovering your lost husband. Venture out on a curious interstellar journey, full of devastating memories and startling secrets.

The Eyes Of Mars$5.99
A thousand years beyond the fall of Earth, the return of Mars heralds doom for a small town, as foes approach under the cover of the god-storm. Sin and siege await, with only a young captain, untested and uncertain, to stand in their way...

Hate Plus$9.99
Let's spend the next three real-time days together uncovering the mystery of what went horribly wrong on a derelict generation ship, with the help of a spunky/more-than-slightly-traumatized AI sidekick! A sequel to Analogue: A Hate Story that tells a whole new hate story of its own.

Under A New Sun$16.99
While searching for a new home, an unexpected failure in your ship has left you stranded on a planet surprisingly similar to Earth. Discover a vast open world, hunt for food, develop technologies, and build yourself a new home to survive!

The Mystery Of The Moon$59.99
The game of survival and construction on the surface of the moon. Learn to build a base on the surface of the moon, maintain survival, explore and discover the secrets inside the moon, and solve abnormal problems.

Late Stage Inferno$0.99
Hunt down those responsible for destroying your home. Sneak through ships and kill everyone on board. Climb the ranks until you find reach the top, then take it out. Play out the short story of this alien stuck in a capitalist hell as they take on 8 unique ships.

Takara Cards$14.99
Takara Cards is a unique tactical deck-builder RPG about chasing space dragons in a sci-fi fantasy universe. Create your deck as you explore sectors, fighting your way in deep puzzly combat. Every decision you make affects your Ship and Character: Each new adventure offers new surprises!

Second Coming$9.99
Second Coming is a sci-fi cartoon gamebook with turn-based 3D battles (xcom-style). It is a sci-fi adventure where you and your team explore an alien ship and uncovers its secrets. This game will appeal to both gamebook enthusiasts as more traditional gamers - extending the gamebook format with digital effects and narration.

RymdResa$11.99
A relaxed roguelike space odyssey in a procedurally generated universe! Travel through a lonely and mysterious cosmos. Customize your ship, explore and survive!

Wurm OnlineFREE
A sandbox MMORPG that has pushed the boundaries on what it means to be open world and stood the test of time. Dig, mine, shape the world around you and make your lasting mark!

Noel's Hope$2.99
If you are interested in magic, dark and dangerous dungeons with traps and enemies, unusual islands, bright weather conditions, mysteries, stories, sea voyages on your own ship, hiding deep secrets through the ocean, then this adventure is for you!

Ship Of Mist$5.99
In the future world, artificial intelligence will replace the human brain, causing humans to lose their dreams and self-awareness. Ruoshui will steal dream storage tanks to restore self-awareness and earn rich rewards for a small number of people, but she will encounter various thrilling events.

Above Earth$17.99
Above Earth is a science fiction survival game. Experience a struggle for life in the fragile artificial environment of a damaged space station.

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.

Homesickness$1.99
A ship falls to a strange planet during an interplanetary voyage, and no one survives except the captain. The captain, faced with a damaged ship, must find a way to repair it on the planet and escape the planet.

Suborbital$1.99
A sci-fi survival game with a twist. Set in a sub-orbit of a black hole, collect materials and scavenge wrecks in order to repair your damaged ship. However, time is not on your side.

Drift: Space Survival$19.99
You were deep in uncharted space on a research mission. Disaster struck. Together with your friends, explore a mysterious asteroid field and mine whatever resources possible to build what you need to survive.

Avalon: The Journey Begins$9.99
Depart your home world of Avalon to embark on the longest journey ever attempted by mankind, to find the end of the universe. What is at the end of the universe and where is the end of the universe? This is where your journey begins.

FTL: Faster Than Light$9.99
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

Insiders$13.99
Welcome to the dangerous micro world hidden inside the human body. Pilot an advanced microship through the bloodstream, brain and kidneys. Mine resources, fight microbes, craft ship modules and weapons, build bases, discover new microorganisms and find a cure for cancer. Don’t get eaten!

ARCA-102$2.99
Face logic challenges in this Escape Room game, where every second counts! Join Mirra, your mercenary partner, to uncover the mysteries of an abandoned colonizer ship on an unknown planet.

HuntedFREE
Hunted is a free to play game in which you are the last survivor of an alien invasion, you must attack and destroy alien ovals that try and kill you. You can build, craft, and explore.

HEARTBEAT$14.99
Make friends, make enemies, go fishing, collect cards, beat up sharks, beat up tigers, obtain the denim blade, train a fuzzy infantile insect for battle, and uncover ancient secrets in this monster-filled adventure.

Graywalkers: Purgatory$24.99
Graywalkers Purgatory is a turn-based strategy RPG set in a supernatural post-apocalyptic world where Heaven and Hell merged with Earth. You play the prophesied hero who is destined to gather all of the Graywalkers, and together lead the war to retake earth from its supernatural conquerors.

The Uncertain: Light At The End$9.99
The Uncertain is a story-driven adventure game set in a post-apocalyptic world. Humanity disappeared from the face of the Earth and has been replaced by robots. Together with Emily, one of the survivors, you will have to witness how people try to live in a world ruled by robots.

The Ghost Treasure$4.99
Use your soul as a stake to gamble for a treasure of the undead captain. As long as you take the randomly distributed flintlock gun and fight a duel with the ghost pirates, you can leave with the treasure, or your soul will remain on the undead ship forever. Good luck.

Citizen Sleeper 2: Starward Vector$24.99
A dice-driven RPG, in a human and heartfelt sci-fi world. You are an escaped android, with a malfunctioning body, a price on your head and no memory of your past. Get a ship, find a crew, and take on contracts while you navigate across the Starward Belt.

Those Who Came: Healing Solarus$9.99
Save Solarus and Earth! As a Sainen seeking a new home to avoid extinction, work solo or with others to build a safe haven on a hostile planet. Discover Bineok in this sci-fi RPG where healing, not fighting — is key 🧡

Wayward Terran Frontier: Zero Falls$29.99
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.

Stories from Sol: The Gun-Dog$14.99
Survive the mystery that awaits the JFS Gun-Dog in deep space in this retro visual novel / graphic adventure.

Astral Ascension$29.99
A choice-driven, space sci-fi visual novel featuring full voice-over and an intricate relationship system!

Infinite Space III: Sea of Stars$4.99
Sea of Stars is a starship roguelike, a sandbox adventure game of interstellar exploration and combat. Travel from star to star, upgrade your ship with new systems and weapons, build up your flotilla with allies and mercenaries, and take on a variety of alien menaces.

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

Creas$4.99
Creas is a contemporary/fantasy RPG that tells the story of a young man discovering the existence of creatures from his imagination. He now finds himself in a conflict that threatens the fate of humanity and he is the only hope for it's survival…