
Immerse yourself in the mysterious atmosphere of exoplanet K2-18b. Traverse its unusual labyrinths, uncover a captivating story, and reveal the world's secrets - all set to an atmospheric original soundtrack.
60+ similar titles based on shared tags and player behavior. Themes include Exploration, Sci-fi, Adventure, Space.

Immerse yourself in the mysterious atmosphere of exoplanet K2-18b. Traverse its unusual labyrinths, uncover a captivating story, and reveal the world's secrets - all set to an atmospheric original soundtrack.

Infinite Nowhere
A cinematic first-person sci-fi story seen through the eyes of Celes, a lonely android who awakens on a silent ship drifting ever farther from Earth. As the only one of your kind in the entire universe, you are searching for answers, connection, and a place to call home.

CODEX vs SCIENCE (Not Talos Principles)
WARNING, THIS GAME IS A CLEVER JOKE: this game is a philosophical narrative that unites Science and Faith to combat global extremist ideology, offering cognitive physiotherapy and mental health support to all those saddened by conflicts such as the war between Ukraine and Russia. A light game!
A cinematic first-person sci-fi story seen through the eyes of Celes, a lonely android who awakens on a silent ship drifting ever farther from Earth. As the only one of your kind in the entire universe, you are searching for answers, connection, and a place to call home.
Why similar: Science 24.7%, Space 13.4%, Walking Simulator 12.8%, Philosophical 7.9%, Mystery 7.2%
WARNING, THIS GAME IS A CLEVER JOKE: this game is a philosophical narrative that unites Science and Faith to combat global extremist ideology, offering cognitive physiotherapy and mental health support to all those saddened by conflicts such as the war between Ukraine and Russia. A light game!
Why similar: Science 23.3%, Philosophical 21.5%, Walking Simulator 16.6%, Story Rich 7.6%, Mystery 7.5%
"Abyss of Light" is a narrative-driven sci-fi adventure game. In this story, you play as a stranded interstellar colonist who crash-landed on a mysterious planet and struggles to find a way home.
Why similar: Space 18.3%, Nonlinear 17.9%, Walking Simulator 12.1%, Mystery 9.6%, Story Rich 9.4%
Fight against brain-rot in this story-driven educational physics puzzle game. You will need to learn and apply high school physics concepts to solve increasingly challenging problems and uncover a galaxy spanning plot. When you have finished, you will be able to take a college level physics course.
Why similar: Science 25.2%, Philosophical 16.9%, Physics 12.2%, Walking Simulator 11.5%, Story Rich 6.8%
Rethink human’s dominion in The Invincible: a story-driven adventure set in a hard sci-fi world by Stanisław Lem. Discover planet Regis III as scientist Yasna, use atompunk tools looking for a missing crew and face unforeseen threats. Make choices in a philosophical story that’s driven by science.
Why similar: Science 19.4%, Walking Simulator 14.1%, Space 10.9%, Nonlinear 10.3%, Futuristic 8.7%
Master gravity in this 2D puzzle platformer! Explore a black hole-near abandoned station as a scientist, uncover its past, and discover unheard-of physics. Anti-gravity, anti-matter, magnetism—bend logic, trust your intuition.
Why similar: Science 27.6%, Philosophical 15.5%, Physics 11.1%, Space 9.7%, Puzzle 6.4%
Deep dive into space and explore the story of Robert and Catriona. You will discover the catastrophic events that happened on the station and get to know mysterious RESONANCES while being confronted with a tragic past.
Why similar: Science 21.8%, Walking Simulator 17.4%, Space 11%, Linear 9.4%, Exploration 8.5%
The Flux is not keen on giving away its secrets, and you’re one of them. Sail a vast planet under a blanket of stars and use your tools and wits to remind yourself of what was lost and what could come next. An open world mystery about understanding the end of the world.
Why similar: Walking Simulator 15.5%, Nonlinear 13.9%, Philosophical 12.5%, Space 11%, Mystery 8.3%
EXISTENTIAL is a first-person story-driven puzzle game that offers a unique solution that will put your existence into the game world.
Why similar: Philosophical 25.4%, Walking Simulator 15.3%, Sci-fi 10.1%, Story Rich 9.4%, Linear 8.5%
In this asymmetrical multiplayer co-op puzzle game, brave the treacherous unknown and endeavour on a deadly, desolate planet. Be the eyes from above or the scout on the ground and work together with a friend to uncover the mysteries and escape from the planet Xanahspati.
Why similar: Science 25.3%, Space 12.7%, Linear 10.5%, Multiple Endings 9.8%, Exploration 9.6%
Scientific Project: Optic is a first-person puzzle game that guides you through the history of optical science, from its philosophical origins to our modern understanding. Master the nature of light and solve puzzles inspired by real scientific discoveries.
Why similar: Science 25.4%, Philosophical 19.2%, Physics 10.4%, Walking Simulator 9.6%, Linear 7%
Rivage is an immersive sci-fi puzzle adventure set aboard the A.R.E.S. space station trapped in a space phenomenon. Wake up as Miranda, forced to explore, solve intricate puzzles to unravel the fate of your missing crew.
Why similar: Science 20.9%, Philosophical 14.1%, Walking Simulator 13.8%, Space 11.3%, Sci-fi 8%
Escape your doomed mission from the Moon. Explore a vast open-world landscape and evade its dangers. Land shuttles, solve puzzles, control cameras, hack systems, uncover mysteries, and roam tranquil plains in your Rover. Survive the mission. Make your escape.
Why similar: Space 20.1%, Walking Simulator 18.4%, Nonlinear 17.1%, Sci-fi 12.2%, Mystery 8.5%
From the co-creator of Eufloria and Receiver 2 comes a new indie extravaganza. Part Metroidvania, part future science expedition, Bioframe Outpost gives players the means to master a vast world in which all creatures react to each other in complex ways, with frequently unexpected results!
Why similar: Science 28.8%, Space 16.3%, Nonlinear 11.5%, Sci-fi 9.3%, Exploration 8.5%
Stranger than Fiction is a first-person puzzle adventure game where you uncover the mysterious inner workings of cosmos during the Scientific Revolution. Explore Tycho Brahe's island, find clues, and figure out which interpretations are true and which need to be let go.
Why similar: Science 27.8%, Space 15.3%, Philosophical 12.9%, Exploration 9.9%, Story Rich 8.7%
A strange signal... an alien craft... an interplanetary, gravity-defying journey through space and time.
Why similar: Space 15.7%, Philosophical 14.2%, Walking Simulator 13.2%, Physics 10.7%, Exploration 7.2%
The universe is over. You are the last human alive inside a superstructure orbiting an evaporating black hole and its taking you with it. Can you find the truth about what happened to Humanity and The Machine God while finding a way to escape?
Why similar: Walking Simulator 18%, Nonlinear 15.9%, Space 14%, Sci-fi 9.3%, Exploration 9.3%
You wake up, alone, in a hypersleep box, with no memories left. You find yourself in an enormous space station, orbiting with a strange asteroid, around a gigantic black hole. And now, it's time to search, everywhere, to understand who you were. And most importantly, what's left to do here.
Why similar: Science 21.6%, Philosophical 15.8%, Space 13%, Physics 9%, Aliens 8.9%
Stranded on an alien planet, guide a small astronaut through a mysterious world, solve environmental puzzles, and find a way into an abandoned research base in this atmospheric sci-fi puzzle adventure.
Why similar: Science 17.3%, Space 14.5%, Aliens 10.5%, Sci-fi 8.6%, Exploration 7.9%
Looking for an immersive VR physics puzzler? Chrono Weaver is a single-player co-op game. Work with copies of yourself as you travel through space and time, finding solutions to seemingly impossible tests. Get to work and get lost in this quirky sci-fi world.
Why similar: Science 22.7%, Physics 9.8%, Space 9.8%, Sci-fi 9.1%, Linear 7.8%
Hypermind is a first-person puzzle game inspired by Portal. As a tester, you have been given four powerful abilities, and you will need to solve a series of interesting puzzles with combinations of these abilities and a touch of imagination.
Why similar: Science 20.5%, Philosophical 18.1%, Physics 13.7%, Puzzle 8.6%, Sci-fi 8.3%
Work together with a partner to solve a series of non-Euclidean Escape Room puzzles to uncover the mystery behind the vanished crew of Outpost Rhea, a deep-space research facility experiencing strange spatial anomalies.
Why similar: Space 19.1%, Science 16.5%, Sci-fi 11%, Futuristic 9%, Puzzle 8.7%
Have you ever wandered inside images? Images that blow your soul away? In Drizzlepath: Picturae, you embark on a journey of gorgeous landscapes. While some of these landscapes melt your heart, some will give you the chills.
Why similar: Philosophical 24.5%, Walking Simulator 19.3%, Linear 11.4%, Futuristic 9.4%, Mystery 9.2%
Built by Professor Ward, you are an autonomous Moon Rover on a mission to investigate mysterious activity on the lunar surface...
Why similar: Walking Simulator 20.2%, Space 14.6%, Linear 10.6%, Physics 9.1%, Exploration 8.8%
Explore an alien planet with adverse conditions and dangerous life. Solve relevant puzzles and repair your ship. Along the way uncover an ancient story in this cerebral sci-fi exploration and survival VR game. Takes full advantage of nearly every aspect of VR.
Why similar: Science 30.8%, Space 15.1%, Nonlinear 14.8%, Multiple Endings 8.2%, Exploration 7.8%
The Talos Principle 2 is a thought-provoking first-person puzzle experience that greatly expands on the first game's philosophical themes and stunning environments with increasingly mind-bending challenges.
Why similar: Philosophical 22.5%, Science 17.4%, Walking Simulator 13.2%, Puzzle 8.5%, Sci-fi 8.2%
Welcome to the Museum! Machinika Museum is a mystery game where you discover beautiful and mysterious machines of extra-terrestrial origins in an atmospheric galaxy-spanning 3D puzzle game. Will you be able to understand their stories and discover what happened to their previous owner?
Why similar: Science 25%, Mystery 10%, Aliens 9.6%, Sci-fi 9.1%, Puzzle 8.6%
Strange radio bursts have been detected! Embark on an immersive adventure as you analyze radio signals coming from space, decipher hidden messages, symbols, sounds, and translate alien languages. Follow an engaging story with countless dialogues and game-changing choices.
Why similar: Science 42%, Aliens 17%, Space 11.5%, Sci-fi 10.9%, Puzzle 7.5%
On the early morning he comes of age, Yu begins the sacred journey to the foothill of Mountain Frostkorn.
Why similar: Philosophical 32.4%, Walking Simulator 14.2%, Linear 12.6%, Exploration 11.6%, Story Rich 10.1%
Explore fantastic environments as Lula, as she journeys to discover the meaning of the Genie and fulfill her destiny.
Why similar: Philosophical 23.1%, Walking Simulator 21.7%, Linear 12%, Relaxing 10.3%, Exploration 9.8%
Immerse yourself in the fascinating ancient world of cube puzzles, where each step reveals a new mystery. You will explore different zones, each filled with unique puzzles that require the use of cubes to solve them.
Why similar: Philosophical 23.7%, Walking Simulator 17.8%, Nonlinear 9.8%, Story Rich 9.4%, Puzzle 9.2%
The Twin paradox is an RPG where you must prepare yourself for the first time travel. Make decisions, explore, and learn real science with the scientists of the "Beyond" laboratory. It's up to you to make the journey a success.
Why similar: Science 39.4%, Space 18.4%, Physics 13.2%, Multiple Endings 11.8%, Sci-fi 8.6%
What am I? Where am I? Who am I? Spacebolt is a narrative-driven puzzle adventure game where you control a spark of electricity. Traverse walls and ceilings, travel through circuits, and awaken dormant machines as each discovery brings you closer to the truth.
Why similar: Science 17.3%, Linear 13%, Story Rich 12.5%, Puzzle 12.2%, Sci-fi 12.2%
Open the door and step into someone's memories. Platonica Space is a sci-fi exploration adventure where you search countless rooms to recover lost memories.
Why similar: Space 20.7%, Walking Simulator 18.2%, Sci-fi 14.1%, Story Rich 11.9%, Mystery 9.5%
Embark on an interstellar trip and deploy to a mythic ocean planet in a low-flying jett in this cinematic science fiction action adventure with immersive sim elements from Superbrothers, known for Sword & Sworcery EP.
Why similar: Science 27.9%, Space 16.8%, Philosophical 9%, Sci-fi 8.8%, Exploration 8.2%
Mission: Translate an interstellar message, using the universal languages of math & science.
Why similar: Science 47.7%, Aliens 14.4%, Puzzle 9.7%, Space 9.6%, Sci-fi 9.2%
In this first-person puzzle exploration game, walk the liminal spaces of a long-abandoned service station. Reprogram aging computers, physically reroute damaged and fading connections and restore fragments of their waning memory.
Why similar: Philosophical 18.1%, Physics 15.7%, Puzzle 10.4%, Walking Simulator 9.4%, Exploration 8.1%
Seven days to cultivate the end. CultureHouse is an adventure game where you live in a missing scientist's home-turned-lab, cultivating strange organisms called Geneo. Complete the experiment, and the truth behind the scientist's family — and a world in slow decline — will surface.
Why similar: Science 28%, Philosophical 17.5%, Walking Simulator 15.3%, Mystery 7.5%, Sci-fi 6.4%
Tacoma is a sci-fi narrative adventure from the creators of Gone Home. Set aboard a high-tech space station in the year 2088, explore every detail of how the station’s crew lived and worked, finding the clues that add up to a gripping story of trust, fear, and resolve in the face of disaster.
Why similar: Walking Simulator 26.8%, Space 20%, Sci-fi 12.5%, Story Rich 11.3%, Exploration 8.1%
Dr. Herman, your sci-fi journey begins. Armed only with your mind and the Manipulator that operates with different types of energy, you'll have to pass through portals, visit parallel worlds, and solve physics-based puzzles.
Why similar: Science 31%, Physics 12.1%, Multiple Endings 8.5%, Sci-fi 8.1%, Mystery 7.7%
Explore the Valley of Mists, where lucid dreams create reality. Study people's dreams and determine their fate. Leave the hectic world for a while and return to yourself.
Why similar: Philosophical 25.5%, Walking Simulator 20.1%, Exploration 9%, Multiple Endings 8.7%, Story Rich 7.6%
The Station is a first-person sci-fi mystery set on a space station sent to study a sentient alien civilization. Assuming the role of a recon specialist, players must unravel a mystery which will decide the fate of two civilizations.
Why similar: Space 23.6%, Walking Simulator 23.3%, Sci-fi 14%, Story Rich 13.3%, Atmospheric 7.4%
The Fall of Lazarus is first person exploration and puzzle game. A deeply narrative scifi mystery game based on the exploration of an abandoned cargo spaceship about redemption and second chances.
Why similar: Space 22.4%, Walking Simulator 17.7%, Sci-fi 13.3%, Mystery 11.6%, Exploration 10.3%
A sci-fi action-adventure game focused on physics-driven asteroid mining as a probe bot. Smash rocks together with a grapple hook, haul them home using a magnetic stasis field and cash in to upgrade your abilities. Solve puzzles and acquire new robotic friends as you explore a mysterious galaxy.
Why similar: Nonlinear 19.6%, Space 15.4%, Exploration 9.3%, Physics 8.5%, Puzzle 8.4%
Control, I'm Not Coming Back is a short and emotional narrative game about a lost astronaut searching for a reason to keep going forward while facing the emptiness of space. Inspired by the Hopecore aesthetic, it’s a story about positivism, friendship and our human connection with Voyager 1.
Why similar: Philosophical 28.8%, Walking Simulator 20.9%, Space 20.2%, Story Rich 11.4%, Nonlinear 7.3%
Unleash your inner math genius! Our cutting-edge game combines Algebra, Geometry, and Trigonometry, making learning a thrilling adventure. Solve practical problems, cement your understanding, and kickstart your science and engineering journey. Ready to level up? Play now!
Why similar: Science 40.9%, Space 15.3%, Physics 11%, Exploration 8.3%, Puzzle 8.1%
While exploring deep space, you have come across our solar system. It is up to you to crush each layer of every planet in our solar system in this beautiful block breaker. See if you can complete each set of levels corresponding to each planet in order to unlock the next.
Why similar: Science 35.4%, Space 23.6%, Physics 11.4%, Futuristic 10.4%, Exploration 7%
Lost in an alien world, surrounded by unfamiliar landscape and foreign technology, you need to find the way back home. Explore, discover and solve the mysteries of this strange place.
Why similar: Science 25.2%, Aliens 12.2%, Futuristic 9.3%, Exploration 8.8%, Sci-fi 8.4%
Cognition Method is a story-driven, first-person puzzle game inspired by 2001: A Space Odyssey and Solaris. Discover the innovative mechanics of altering gravity and dive into the surreal setting. Find your way within a mysterious artifact and unveil a non-ordinary story.
Why similar: Walking Simulator 17.9%, Space 13.9%, Linear 10.1%, Multiple Endings 9.4%, Exploration 8.9%
The Vessel is a dual-character-controlled puzzle game with mind-bending, block-based puzzles to solve across 150 rooms.
Why similar: Space 21.1%, Puzzle 12.5%, Sci-fi 12%, Linear 11.2%, Aliens 8.5%
Explore a collapsing multiverse, make first contact with 75 alien civilizations, and uncover the truth behind reality’s unraveling—one discovery at a time.
Why similar: Space 15.5%, Exploration 12.9%, Sci-fi 12.4%, Mystery 11.6%, Story Rich 11.4%
Last Signal is a short, story-driven, walking simulator visual novel. On a mysterious journey through space, astronaut Adam 'Echo' Winters awakens in an abandoned station with amnesia. He must unravel the secrets of the station, where reality and illusion are intertwined.
Why similar: Walking Simulator 20%, Space 16.4%, Multiple Endings 11.6%, Sci-fi 10.5%, Mystery 8.5%
In the year 2204 an average engineer gets an ordinary job offer that ends up being a lot more than he bargained for...
Why similar: Science 31.3%, Space 17.7%, Multiple Endings 10.7%, Sci-fi 10.1%, Mystery 8.9%
Malfunction II is a journey that'll feature vast exploration and difficult obstacles to overcome. You've awakened on an inescapable planet crawling with the Plague and your objective is to uncover the mysteries behind this dilemma and to finally put an end to the Plague- once and for all.
Why similar: Puzzle 13.6%, Space 13.2%, Exploration 13%, Relaxing 12.4%, Linear 11.4%
Tale of six is a 2D platformer about adventures in space. To progress, you have to choose from one to six, but you don't know which choice will take you to the right place.
Why similar: Philosophical 25.4%, Space 20.5%, Sci-fi 10.5%, Futuristic 10.4%, Story Rich 8.9%
A story-based exploration game about the very far future. With the help of two Artificial Intelligences, explore a universe conquered by humanity, uncover your purpose in it, and try to stop it from falling apart.
Why similar: Philosophical 30.2%, Walking Simulator 23.5%, Sci-fi 13.5%, Exploration 12.6%, Multiple Endings 6%
After discovering an ancient portal, you suddenly find yourself among the remnants of an ancient alien civilization. Technological relics, sprawling ruins, and cryptic puzzles are all that remain. If you are to learn their secrets, you must unearth the fate of the race that called this world home.
Why similar: Science 25.3%, Space 16.7%, Nonlinear 13.6%, Exploration 8.2%, Sci-fi 8.2%
Solve puzzles in a secret, Lunar facility, while trying to not get killed by whatever nightmare still roams the chambers.
Why similar: Space 18.8%, Linear 12.1%, Physics 10.9%, Exploration 9.6%, Puzzle 9.5%
A story-driven sci-fi horror inspired by classic horror. Trapped in a decaying spaceship, escape mind-bending traps, navigate shifting realities, solve puzzles, and uncover an impossible truth — as Romi, a mother desperate to find her dying child. Can you discover the truth before you’re erased?
Why similar: Philosophical 18.7%, Space 14.6%, Sci-fi 9.7%, Multiple Endings 9.2%, Mystery 7.5%
A space adventure with retro gfx from the golden age of quest gaming with real type-in commands, puzzles to solve and challenging minigames.
Why similar: Space 26.8%, Aliens 13.4%, Sci-fi 13.2%, Puzzle 12%, Exploration 10.3%