- #1 Observation
97% matchMostly Positive78% of 5,063 reviews2020
Dev: No CodePub: Devolver Digital
Windows
Median: 3.7 hrsMean: 5.0 hrs≥1hr: 85%
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
Why similar: Space 22.9%, Sci-fi 15.9%, Adventure 14.1%, Artificial Intelligence 12.7%, Indie 8.9%
Why You'll Like It: You play as the station's AI, directly mirroring the perspective of the computer you interact with in Event[0].
- #2 Tacoma
96% matchVery Positive86% of 4,721 reviews2017
Dev: Fullbright
Windows · Mac · Linux
Median: 3.7 hrsMean: 4.5 hrs≥1hr: 92%
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: Space 20.3%, Sci-fi 17.1%, Walking Simulator 14.7%, Mystery 9.2%, Story Rich 8.5%
Why You'll Like It: A masterclass in environmental storytelling set on a space station where you piece together the past through digital recordings.
- #3 The Invincible
96% matchVery Positive89% of 9,176 reviews2023
Dev: Starward IndustriesPub: 11 bit studios
Windows
Median: 4.6 hrsMean: 9.4 hrs≥1hr: 88%
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: Space 16%, Sci-fi 13.7%, Walking Simulator 11.4%, Choices Matter 11%, Mystery 10.6%
Why You'll Like It: It offers a retro-futuristic space mystery with a strong focus on dialogue and narrative choices.
- #4 Return to Grace
95% matchVery Positive94% of 89 reviews2023
Dev: Creative Bytes Studios
Windows
A daring space archaeologist has just unearthed the ancient resting place of a long lost A.I. god known as Grace. Adventure with various fractured A.I. personalities as you uncover the great mystery of why she was shut down all those years ago.
Why similar: Dynamic Narration 17% ★, Artificial Intelligence 13.8%, Space 11.1%, Walking Simulator 9.8%, Choices Matter 9.5%
Why You'll Like It: You explore a desolate space station while constantly interacting with a quirky, multi-faceted AI companion.
- #5 The Turing Test
94% matchVery Positive88% of 7,968 reviews2016
Dev: BULKHEAD
Windows
Median: 3.5 hrsMean: 5.1 hrs≥1hr: 85%
The Turing Test is a challenging first-person puzzle game set on Jupiter’s moon, Europa. You are Ava Turing, an engineer for the International Space Agency (ISA) sent to discover the cause behind the disappearance of the ground crew stationed there.
Why similar: Space 28.1%, Sci-fi 22.5%, Artificial Intelligence 13.3%, First-Person 13%, Atmospheric 7.3%
Why You'll Like It: This game explores the philosophical relationship between human and machine through puzzle-solving in a space setting.
- #6 Stories Untold
94% matchVery Positive87% of 5,390 reviews2017
Dev: No CodePub: Devolver Digital
Windows · Mac
Median: 2.6 hrsMean: 3.0 hrs≥1hr: 76%
Stories Untold is a compilation tape of four experimental adventures, including a remaster of the original hit episode “The House Abandon”.
Why similar: Text-Based 19%, Atmospheric 18.6%, Sci-fi 16.3%, Adventure 11.9%, Horror 11.2%
Why You'll Like It: This game features a heavy emphasis on retro-terminal interaction and narrative mystery that feels very similar to the core mechanics of Event[0].
- #7 Still There
93% matchVery Positive86% of 1,341 reviews2019
Dev: GhostSharkPub: Iceberg Interactive
Windows · Mac
Median: 3.1 hrsMean: 4.3 hrs≥1hr: 89%
Every day is the same on the faraway Bento space-lighthouse - until a mysterious radio message breaks through. Evade the past, welcome oblivion, make the perfect Italian coffee. Still There is a psychological adventure game about grief, technical puzzles, wacky AIs and dark humour. How far is far enough?
Why similar: Space 21.8%, Sci-fi 14.7%, Mystery 12.4%, Narration 10.9%, Atmospheric 8.6%
Why You'll Like It: You manage a space station while engaging in emotional and often sarcastic conversations with your onboard AI.
- #8 The Station
92% matchVery Positive86% of 1,108 reviews2018
Dev: The Station Game ltd
Windows · Mac · Linux
Median: 2.4 hrsMean: 3.8 hrs≥1hr: 85%
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 22%, Sci-fi 17.7%, Walking Simulator 11.7%, Atmospheric 9.8%, Story Rich 9.2%
Why You'll Like It: A focused mystery set on an abandoned space station that emphasizes atmospheric tension and investigation.
- #9 Deliver Us The Moon
91% matchVery Positive88% of 9,052 reviews2019
Dev: KeokeN InteractivePub: Wired Productions
Windows
Median: 4.4 hrsMean: 5.5 hrs≥1hr: 89%
The Moon has gone dark, cutting off Earth’s last source of energy. As a lone astronaut, you’ll explore abandoned lunar bases, solve intricate puzzles, and navigate stunning zero-gravity environments. Operate advanced vehicles, uncover hidden truths, and survive in this gripping sci-fi thriller.
Why similar: Space 30.7%, Sci-fi 16.7%, Adventure 12.9%, Mystery 8.3%, Atmospheric 8.2%
Why You'll Like It: A cinematic space exploration game that tasks you with solving a mystery to save humanity.
- #10 Orwell: Keeping an Eye On You
91% matchVery Positive90% of 15,333 reviews2016
Dev: Osmotic StudiosPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 3.2 hrsMean: 8.1 hrs≥1hr: 86%
Big Brother has arrived - and it’s you. Investigate the lives of citizens to find those responsible for a series of terror attacks. Information from the internet, personal communications and private files are all accessible to you. But, be warned, the information you supply will have consequences.
Why similar: Choices Matter 86.5%, Story Rich 4.1%, Mystery 2.9%, Atmospheric 2.2%, Adventure 1.6%
Why You'll Like It: Focuses on the mechanics of information gathering and interacting with a system to uncover a larger mystery.
- #11 Citizen Sleeper
90% matchVery Positive93% of 9,761 reviews2022
Dev: Jump Over The AgePub: Fellow Traveller
Windows · Mac
Median: 3.6 hrsMean: 7.4 hrs≥1hr: 84%
Roleplaying in the ruins of interplanetary capitalism. Live the life of an escaped worker, washed-up on a lawless station at the edge of an interstellar society. Inspired by the flexibility and freedom of TTRPGs, explore the station, choose your friends, escape your past and change your future.
Why similar: Artificial Intelligence 22.4%, Space 17.8%, Sci-fi 14.4%, Multiple Endings 11.1%, Text-Based 7.8%
Why You'll Like It: A deep narrative game that explores themes of AI consciousness and survival in a space-faring society.
- #12 Quadrilateral Cowboy
89% matchVery Positive92% of 993 reviews2016
Dev: Blendo Games
Windows · Mac · Linux
Median: 1.2 hrsMean: 3.6 hrs≥1hr: 55%
When you have a top-of-the-line hacking deck armed with a 56.6k modem and a staggering 256k RAM, it means just one thing: you answer only to the highest bidder.
Why similar: Sci-fi 23.8%, First-Person 16.7%, Atmospheric 15.3%, Adventure 12.5%, Story Rich 10.6%
Why You'll Like It: Uses a terminal interface to solve complex puzzles in a stylish, sci-fi environment.
- #13 In Other Waters
89% matchVery Positive87% of 2,454 reviews2020
Dev: Jump Over The AgePub: Fellow Traveller
Windows · Mac
Median: 54 minMean: 4.6 hrs≥1hr: 45%
Play as an Artificial Intelligence guiding a stranded xenobiologist through a beautiful and mysterious alien ocean. A non-violent sci-fi story, enter a world of wonder, fear and vulnerability, unraveling the history and ecology of an impossible planet. What will you discover together?
Why similar: Artificial Intelligence 22.5%, Adventure 11.1%, Atmospheric 11%, Space 10.2%, Mystery 9.4%
Why You'll Like It: Uses a unique, interface-based exploration system that feels like operating a scientific computer on an alien world.
- #14 Obduction
88% matchMostly Positive80% of 3,942 reviews2016
Dev: Cyan, Inc.
Windows · Mac
Median: 3.5 hrsMean: 6.4 hrs≥1hr: 84%
A new sci-fi adventure from Cyan, the creators of Myst. Abducted far across the universe, you find yourself on a broken alien landscape with odd pieces of Earth. Explore, uncover, solve, and find a way to make it home.
Why similar: Mystery 19.5%, Adventure 15.3%, First-Person 12.5%, Walking Simulator 12.3%, Exploration 11.6%
Why You'll Like It: A first-person exploration and mystery game that emphasizes environmental puzzles and discovery.
- #15 Moons of Madness
87% matchMostly Positive77% of 2,891 reviews2019
Dev: Rock Pocket GamesPub: Funcom
Windows
Median: 4.0 hrsMean: 5.5 hrs≥1hr: 91%
Moons of Madness is a first-person, story-driven cosmic horror game where the scientific exploration of Mars meets the supernatural dread of Lovecraft.
Why similar: Space 23.8%, Sci-fi 18.4%, Adventure 11.1%, Mystery 8.9%, First-Person 7.9%
Why You'll Like It: Combines space-based mystery with psychological horror and atmospheric exploration.
- #16 The Solus Project
86% matchMostly Positive80% of 2,612 reviews2016
Dev: HourencesPub: Teotl Studios
Windows
Median: 2.7 hrsMean: 6.6 hrs≥1hr: 72%
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...
Why similar: Sci-fi 19.8%, Space 17.9%, Exploration 9.3%, First-Person 8.9%, Adventure 8.2%
Why You'll Like It: Focuses on survival and exploration on a mysterious, atmospheric alien planet.
- #17 Her Story
85% matchVery Positive89% of 10,228 reviews2015
Dev: Sam Barlow
Windows · Mac
Median: 3.6 hrsMean: 4.2 hrs≥1hr: 87%
A woman is interviewed seven times by the police. Search the video database and explore hundreds of authentic clips to discover her story in this groundbreaking and award winning narrative game.
Why similar: Typing 51.3% ★, Exploration 21.3%, Story Rich 21%, Singleplayer 6.4%
Why You'll Like It: While not space-themed, the database-searching mechanic is the gold standard for terminal-based narrative discovery.
- #18 Hacknet
84% matchVery Positive94% of 25,824 reviews2015
Dev: Team Fractal AlligatorPub: Fellow Traveller
Windows · Mac · Linux
Median: 3.0 hrsMean: 13.2 hrs≥1hr: 79%
Hacknet is an immersive, terminal-based hacking simulator for PC. Dive down a rabbit hoIe as you follow the instructions of a recently deceased hacker, whose death may not have been the accident the media reports.
Why similar: Typing 22.8% ★, Sci-fi 19.5%, Choices Matter 18.6%, Atmospheric 12.9%, Story Rich 11.1%
Why You'll Like It: A terminal-based hacking simulator that makes you feel like you are truly operating within a computer system.
- #19 ELEA
86% matchMixed56% of 50 reviews2019
Dev: Kyodai LtdPub: SOEDESCO
Windows
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.
Why similar: Artificial Intelligence 15.2%, Dynamic Narration 14.4% ★, Space 12.2%, Sci-fi 11.8%, Adventure 9.2%
Why You'll Like It: A narrative-driven space adventure that deals with personal loss and mystery in a futuristic setting.
- #20 Satellite Odyssey: Prologue
82% matchVery Positive93% of 967 reviews2024
Dev: Antifreeze Games
Windows
Median: 1.6 hrsMean: 1.9 hrs≥1hr: 77%
Satellite Odyssey: Prologue is a short first-person story-driven adventure with horror elements. Immerse yourself in the atmosphere of classic science fiction and retro-futurism inspired by Soviet sci-fi films. Your partner is Zarya, the artificial intelligence.
Why similar: Space 17.9%, Artificial Intelligence 17.9%, Sci-fi 13.8%, Walking Simulator 10.1%, Atmospheric 8.7%
Why You'll Like It: An atmospheric sci-fi thriller that focuses on environmental storytelling and mystery.
- #21 SIGNALIS
81% matchOverwhelmingly Positive97% of 31,986 reviews2022
Dev: rose-enginePub: Balor Games
Windows
Median: 5.4 hrsMean: 9.0 hrs≥1hr: 79%
A classic survival horror experience set in a dystopian future where humanity has uncovered a dark secret. Unravel a cosmic mystery, escape terrifying creatures, and scavenge an off-world government facility as Elster, a technician Replika searching for her lost dreams.
Why similar: Sci-fi 38.6%, Mystery 26.5%, Atmospheric 22.4%, Adventure 7.9%, Singleplayer 4.6%
Why You'll Like It: Features a haunting, atmospheric sci-fi setting with a heavy focus on mystery and retro-tech aesthetics.
- #22 Ether One
84% matchMostly Positive73% of 447 reviews2014
Dev: White Paper Games
Windows
Median: 3.2 hrsMean: 5.1 hrs≥1hr: 89%
Ether One is a first person adventure that deals with the fragility of the human mind. There are two paths in the world you can choose from. At its core is a story exploration path free from puzzles where you can unfold the story at your own pace.
Why similar: Walking Simulator 22.5%, First-Person 18.1%, Adventure 16.3%, Exploration 12.4%, Story Rich 8.7%
Why You'll Like It: An exploration-based puzzle game that prioritizes a deep, unfolding narrative over action.
- #23 Outer Wilds
81% matchOverwhelmingly Positive96% of 99,459 reviews2020
Dev: Mobius DigitalPub: Annapurna Interactive
Windows
Median: 4.6 hrsMean: 16.7 hrs≥1hr: 82%
Named Game of the Year 2019 by Giant Bomb, Polygon, Eurogamer, and The Guardian, Outer Wilds is a critically-acclaimed and award-winning open world mystery about a solar system trapped in an endless time loop.
Why similar: Space 27%, Mystery 16.2%, Sci-fi 10.8%, Exploration 9.4%, Atmospheric 8.7%
Why You'll Like It: The ultimate space exploration mystery that rewards curiosity and environmental deduction.
- #24 De-Void
83% matchMixed63% of 144 reviews2016
Dev: Playstige Interactive
Windows
Median: 3.9 hrsMean: 4.2 hrs≥1hr: 96%
De-Void is a first-person adventure game, where the player unravels the mysterious circumstances surrounding the disappearance of a remote space colony crew.
Why similar: Space 22.8%, Sci-fi 19.9%, Walking Simulator 15.6%, Adventure 10.6%, Story Rich 9.1%
Why You'll Like It: A walking simulator that tasks you with uncovering the mystery of an abandoned facility through exploration.
- #25 Hardspace: Shipbreaker
79% matchVery Positive89% of 21,702 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 23.9 hrs≥1hr: 86%
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
Why similar: Space 50.5%, Sci-fi 33.2%, First-Person 11.8%, Singleplayer 4.5%
Why You'll Like It: Captures the blue-collar, isolated, and technical feeling of working in space.
- #26 Cradle
82% matchMostly Positive71% of 2,000 reviews2015
Dev: Flying Cafe for Semianimals
Windows · Linux
Median: 4.1 hrsMean: 4.9 hrs≥1hr: 83%
Cradle is a sci-fi first-person-view quest designed for the player to explore the surrounding world. The story is built around the relations of the protagonist and a mechanical girl who by quirk of fate found themselves amidst the desert.
Why similar: Sci-fi 26.7%, Atmospheric 13.8%, Adventure 13.4%, First-Person 13.1%, Walking Simulator 9.4%
Why You'll Like It: Offers a surreal sci-fi atmosphere with a strong emphasis on narrative and environmental exploration.
- #27 Zarya-1: Mystery on the Moon
79% matchVery Positive90% of 170 reviews2017
Dev: Your Story Interactive
Windows · Mac · Linux
Text based quest, mix of Sci-Fi and horror in the veins of Alien and Dead Space.
Why similar: Space 26.3%, Sci-fi 22.5%, Adventure 19.2%, Text-Based 14.5%, Indie 11.2%
Why You'll Like It: A text-based narrative game that forces you to make critical choices in a space-horror setting.
- #28 Memorrha
80% matchMixed66% of 151 reviews2019
Dev: StickyStoneStudio
Windows · Mac · Linux
Median: 3.7 hrsMean: 10.3 hrs≥1hr: 96%
Go on a voyage of discovery following the traces of a mysterious culture. Discover diverse landscapes, investigate abandoned artifacts, and wake strange machines from their slumber.
Why similar: Mystery 13.5%, Walking Simulator 13.4%, Sci-fi 13.3%, Multiple Endings 12.2%, First-Person 9.6%
Why You'll Like It: A puzzle-focused exploration game that rewards curiosity in a mysterious, ancient-tech setting.
- #29 Neospace: Prologue
75% matchVery Positive90% of 59 reviews2024
Dev: DreamStudios
Windows
You wake up in a spaceship, you realize that strange things are going on there, you try to get back to civilization. However, this is harder than you think, the encounters will drive you crazy and you will doubt yourself.
Why similar: Space 26.7%, Choices Matter 18.6%, Sci-fi 17.7%, Atmospheric 11.9%, Adventure 8.5%
- #30 The Fall of Lazarus
77% matchMixed63% of 120 reviews2017
Dev: No Wand Studios
Windows
Median: 3.5 hrsMean: 6.0 hrs≥1hr: 84%
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 19.7%, Sci-fi 15.8%, Mystery 12.4%, Walking Simulator 8.4%, Artificial Intelligence 8%
- #31 Museum of Monoliths
74% matchVery Positive92% of 90 reviews2023
Dev: Podoba InteractivePub: Marevo Collective
Windows
A slow burn walking sim with an interactive soundtrack and horror vibes. You explore abstract locations and create your own unique sound for each of them by moving around and using Monoliths.
Why similar: Sci-fi 20.5%, Walking Simulator 18.3%, Atmospheric 13%, Choices Matter 11.3%, First-Person 9.4%
- #32 Vessels
75% matchVery Positive95% of 119 reviews2020
Dev: Local Space Survey CorpsPub: Local Space Survey Corps, LLC
Windows · Mac · Linux
Quarantined inside an airlock. No memories. No way out. The remaining crew thinks there’s something wrong with you, but the Voice says it’ll help you escape. Navigate volatile conversations & unravel mysteries in this narrative adventure about trust, self-destruction, & shifting identities.
Why similar: Mystery 16.4%, Space 16.3%, Sci-fi 12.5%, Choices Matter 11.3%, Atmospheric 10.3%
- #33 ALONE IN SPACE
78% matchMixed53% of 158 reviews2016
Dev: Butterflyware
Windows · Mac · Linux
Experience an immersive sci-fi adventure. Walk in the footsteps of the ill-fated crew members of the Miranda station. Explore a world cloaked in mystery and danger, solve clever puzzles to help discover the questions that...
Why similar: Space 31.2%, Sci-fi 17.7%, Adventure 11.5%, First-Person 10.8%, Exploration 8%
- #34 The Away Team: Lost Exodus
77% matchMostly Positive73% of 98 reviews2016
Dev: Underflow Studios
Windows · Mac · Linux
Median: 3.6 hrsMean: 5.3 hrs≥1hr: 94%
In this interactive sci-fi adventure novel, you are the AI pilot of Earth's last interstellar ship, tasked with finding a home for your crew—the last remnants of humanity. Your choices will determine their fate, and your own.
Why similar: Artificial Intelligence 20.5%, Narration 11.6%, Space 11.4%, Choices Matter 10.5%, Sci-fi 10.2%
- #35 Titan Station
73% matchVery Positive90% of 564 reviews2022
Dev: Joakim Larsen
Windows
Median: 3.8 hrsMean: 5.9 hrs≥1hr: 89%
Far into the future, in the year 1999: David, a systems operator, runs from his troubles by taking a job on a space station. After arriving, his mundane work turns into a struggle for his very life as he makes a shocking discovery.
Why similar: Sci-fi 19.1%, Mystery 18.9%, Walking Simulator 16.2%, Atmospheric 10.3%, Story Rich 9.6%
- #36 Between Horizons – A Sci-Fi Detective Adventure
72% matchVery Positive88% of 490 reviews2024
Dev: DigiTales InteractivePub: Assemble Entertainment
Windows
Median: 3.7 hrsMean: 7.6 hrs≥1hr: 70%
Between Horizons is a narrative 2.5D sci-fi detective adventure. 33 years into the Zephyr's journey, its mission is suddenly jeopardized. Can you find the culprit before it's too late? Experience an enthralling story set in a semi-open world that branches and ends based on your choices.
Why similar: Dynamic Narration 20.3% ★, Space 17.5%, Sci-fi 12.8%, Multiple Endings 12.5%, Narration 10.8%
- #37 Breached
76% matchMixed55% of 128 reviews2016
Dev: HRA INTERACTIVE
Windows · Mac · Linux
Median: 2.1 hrsMean: 3.1 hrs≥1hr: 76%
Unveil the truth in a genre-blending sci-fi mystery. Awaken from cryogenic slumber you find your shelter damaged by unknown circumstances. Scavenge your surroundings, repair the shelter and explore the ruins in hopes of uncovering – or perhaps avoiding – the uncomfortable truth of what has transpired.
Why similar: Sci-fi 24.7%, Mystery 19.7%, Walking Simulator 18.4%, Adventure 17.4%, Indie 10.6%
- #38 Homesick
74% matchMostly Positive78% of 1,436 reviews2015
Dev: Lucky Pause
Windows
Median: 2.5 hrsMean: 3.2 hrs≥1hr: 80%
Explore an abandoned building, encountering puzzles and clues to discover what happened, as you try to escape in both your nightmares and the waking world. Be immersed in the hauntingly beautiful 3D atmosphere in this puzzle exploration mystery game.
Why similar: Atmospheric 18.9%, Mystery 17.9%, Walking Simulator 15.5%, First-Person 13.3%, Exploration 10.7%
- #39 Moon Mystery
72% matchMixed66% of 685 reviews2024
Dev: CosmoscoutsPub: indie.io
Windows
Median: 2.9 hrsMean: 5.7 hrs≥1hr: 73%
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full. Fill up your oxygen, load up the guns, and set out on an interstellar FPS adventure across the stars, filled with puzzles, fights, exploration, and strange secrets of the universe.
Why similar: Space 21.2%, Sci-fi 15.5%, Mystery 13.7%, Narration 11.3%, Adventure 8%
- #40 STARDROP
73% matchVery Positive87% of 276 reviews2019
Dev: Joure Visser
Windows
Median: 5.3 hrsMean: 6.6 hrs≥1hr: 89%
STARDROP is an interactive sci-fi cinematic experience.
Why similar: Space 23.9%, Sci-fi 14.4%, Mystery 11.6%, Walking Simulator 8.6%, Atmospheric 8%
- #41 ZERO PROTOCOL
71% matchVery Positive85% of 574 reviews2024
Dev: R_Games
Windows
Median: 2.6 hrsMean: 3.0 hrs≥1hr: 75%
In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.
Why similar: Sci-fi 15.8%, Multiple Endings 14.7%, Mystery 14.3%, Atmospheric 11.4%, First-Person 10.6%
- #42 Voyager-19
70% matchVery Positive88% of 941 reviews2024
Dev: MizizizizPub: Deep Root Interactive
Windows · Mac · Linux
A short horror game where you control a decaying spacecraft exploring distant star systems.
Why similar: Space 37.3%, Sci-fi 26.1%, Horror 9.5%, Text-Based 9.4%, Exploration 8.9%
- #43 Elevator Zero
71% matchVery Positive89% of 55 reviews2024
Dev: Arvus Games
Windows
In Elevator Zero, a first-person exploration and puzzle game, you find yourself trapped in an otherworldly dimension. Escape is possible only through the elevator.
Why similar: Walking Simulator 25.7%, Mystery 19.4%, First-Person 17.4%, Multiple Endings 16.2%, Horror 9.5%
- #44 Effugium
73% matchMixed60% of 67 reviews2023
Dev: Souporno GhoshPub: Team Glasses
Windows
Explore a cold, abandoned, and dreary facility to piece together its mysteries and find a means for escape from the horror that lurks within.
Why similar: Space 21.2%, Walking Simulator 18.9%, Atmospheric 18.5%, First-Person 12.1%, Exploration 9.5%
- #45 Do Not Press The Button (Or You'll Delete The Multiverse)
71% matchMostly Positive70% of 100 reviews2025
Dev: Theseus Games
Windows
A first-person, narrative-driven game featuring The Developer, who questions, taunts, and tests you at every turn. You shouldn’t press the button, but you’ll want to. You will have control, and you will have none. Power is in your hands... or is it? Inspired by classic narrative driven games.
Why similar: Dynamic Narration 21.2% ★, Choices Matter 11.3%, Narration 11.1%, Walking Simulator 8.6%, First-Person 8.5%
- #46 Terraformental
67% matchVery Positive98% of 251 reviews2026
Dev: Shady Games
Windows · Mac
Waking up alone in a derelict terraforming facility on an unknown (and distinctly not terraformed) planet, it's up to you to find a way to survive, learn what happened to the people who lived here and why you were abandoned in this narrative-driven incremental game.
Why similar: Space 20.8%, Text-Based 17.2%, Sci-fi 17.2%, Mystery 11.7%, Exploration 11.4%
- #47 Exo One
68% matchVery Positive90% of 5,125 reviews2021
Dev: ExbleativePub: Future Friends Games
Windows
Median: 1.8 hrsMean: 2.7 hrs≥1hr: 68%
A strange signal... an alien craft... an interplanetary, gravity-defying journey through space and time.
Why similar: Space 27.5%, Sci-fi 14.2%, Atmospheric 12.8%, Walking Simulator 12.6%, Mystery 11.1%
- #48 Arctic Awakening
67% matchVery Positive87% of 312 reviews2025
Dev: GoldFire Studios
Windows · Mac
A first-person narrative adventure set in the unforgiving Arctic. Your plane crashed in a storm, leaving only your court-mandated therapy bot for company as you journey to find your co-pilot and uncover the mysteries buried beneath the ice.
Why similar: Choices Matter 17.1%, Sci-fi 14.5%, Mystery 13.3%, Walking Simulator 10.9%, First-Person 10.4%
- #49 ENDLING
68% matchVery Positive90% of 58 reviews2025
Dev: Team HumansPub: TelePresent Games
Windows · Mac
Live the perfect day, break the cycle, and discover the truth about yourself in this short, quirky sci-fi mystery about freedom, choice, and loneliness.
Why similar: Sci-fi 16.6%, Choices Matter 15.9%, Walking Simulator 14.5%, Mystery 12.6%, First-Person 10.6%
- #50 BatteryNote
65% matchVery Positive100% of 186 reviews2025
Dev: 72studioPub: room6
Windows · Mac
BatteryNote is a multi-ending sci-fi adventure visual novel game. You can recharge three robots with limited lifespans, bringing them back to life. Interact with them through conversations or experiment by applying high voltage. How they spend their final moments is entirely up to you.
Why similar: Sci-fi 25.9%, Multiple Endings 20.6%, Story Rich 14.6%, Atmospheric 12.9%, Choices Matter 10.9%
- #51 no signal
66% matchVery Positive99% of 69 reviews2025
Dev: exodrifter
Windows · Linux
An emotional point-and-click hard sci-fi adventure game about exploring an abandoned space station. Follow messages left by the long-gone staff to learn the outcome of the research team and the secrets they left behind.
Why similar: Space 27.9%, Sci-fi 18.6%, Mystery 17.6%, Atmospheric 8.9%, Story Rich 8.8%
- #52 INFRA
67% matchVery Positive88% of 3,554 reviews2016
Dev: Loiste Interactive
Windows
Median: 4.2 hrsMean: 11.0 hrs≥1hr: 88%
INFRA puts you into the boots of a structural analyst on a routine mission. Quickly though, your task turns into a fight for survival, all caused by deep-rooted schemes of the past. Your tools are simple: your camera and the wits to navigate a labyrinth of debris.
Why similar: Mystery 16.9%, Walking Simulator 16.6%, Atmospheric 15.4%, First-Person 12.9%, Exploration 11.3%
- #53 We Went Back
67% matchVery Positive86% of 4,748 reviews2020
Dev: Dead Thread Games
Windows
We Went Back is a time-looping horror game in which you wake up in an abandoned space station utterly alone. The exit door is locked and you must find a way to escape what lurks within. Find clues, experience dynamically changing environments and confront terror in order to find a way out.
Why similar: Space 22.1%, Horror 18.2%, Sci-fi 10.9%, First-Person 9.8%, Adventure 9.2%
- #54 Alone With You
69% matchMostly Positive79% of 101 reviews2017
Dev: BancyCo
Windows · Mac
Median: 3.3 hrsMean: 4.7 hrs≥1hr: 97%
Alone With You is a bittersweet sci-fi adventure game that goes right for the heart. Escape a doomed space colony with the help of your troubled AI companion and four chatty holograms in this unique blend of adventure & visual novel storytelling.
Why similar: Sci-fi 22.9%, Adventure 19%, Multiple Endings 16.1%, Indie 11.2%, Story Rich 10.3%
- #55 Earth Analog
69% matchMixed66% of 111 reviews2021
Dev: Funcraft Games
Windows
In this relaxing space flight adventure, you pilot the science vessel Eurisko XI on a quest through deep space. Explore fascinating, fractal-based exoplanets and uncover their mysteries. Analyze artifacts and upgrade your ship to unlock new pathways. Your mission: find humanity’s new home.
Why similar: Space 28.5%, Mystery 16%, Sci-fi 15.9%, Exploration 8%, Atmospheric 7.8%
- #56 Hollow Steps
70% matchMixed63% of 91 reviews2018
Dev: QuickSavePub: SA Industry
Windows
Median: 48 minMean: 6.9 hrs≥1hr: 38%
You are a customer of a virtual world company Dartom Inc. You are one of the many people who wants to test themselves in one of the many worlds created by the company. On your test, a ghost in the system will change your experience.
Why similar: Adventure 18.4%, Mystery 15.6%, Multiple Endings 13.4%, First-Person 12.6%, Indie 11.2%
- #57 A SECOND BEFORE US
70% matchMixed58% of 106 reviews2017
Dev: DimleTeam
Windows
Median: 3.6 hrsMean: 4.6 hrs≥1hr: 98%
They have no names, only serial numbers. They have no freedom, no memories from the past. You are one of them. Explore the last center of civilization on a shattered Earth to understand what is really going on.
Why similar: Mystery 22.7%, Walking Simulator 19.7%, Adventure 18.6%, Atmospheric 15.9%, Exploration 12.8%