
After waking up in the facilities of a once-successful tech company, you must find your way out and uncover the mysteries of InterNULL with your only tool being a Virtual Reality Headset.
60+ similar titles based on shared tags and player behavior. Themes include Adventure, Exploration, Atmospheric, Mystery.

After waking up in the facilities of a once-successful tech company, you must find your way out and uncover the mysteries of InterNULL with your only tool being a Virtual Reality Headset.

Red Frame
Descend into a buried mansion filled with intricate diorama-like puzzles. Manipulate time to test ideas and uncover hidden rules, piece together the story of a family, and discover the mechanism preserving their legacy.

The Red Valve
You, me, and a single red valve. Just spin, win, and move on. Don't overthink it.
Descend into a buried mansion filled with intricate diorama-like puzzles. Manipulate time to test ideas and uncover hidden rules, piece together the story of a family, and discover the mechanism preserving their legacy.
Why similar: Walking Simulator 19.2%, Lore-Rich 13.3%, Exploration 9.1%, Puzzle 8.9%, Alternate History 8.1%
You, me, and a single red valve. Just spin, win, and move on. Don't overthink it.
Why similar: Game Development 41.6% ★, Walking Simulator 22.6%, Mystery 8.7%, First-Person 6.3%, Adventure 5.6%
You’re stuck inside an abandoned video game, haunted by its own digital decay. In oneway.exe, uncover the mystery of UNTITLED.exe, its three developers, and the evolving Internet eras that once shaped their love. How does your story end? How did it ever begin?
Why similar: Game Development 29.3% ★, Lore-Rich 21.9%, Mystery 9.6%, Investigation 8.6%, Puzzle 8%
Step into ZAAM's surreal world, a bone-chilling psychological thriller that will leave you questioning your sanity. Unravel a complex story in search of a missing daughter, with choices determining her fate. A must-play for fans of the genre.
Why similar: Walking Simulator 23.5%, Mystery 11.2%, Realistic 9.6%, Exploration 9.3%, First-Person 8.2%
Uncover a story of intrigue, betrayal, and a civilization teetering on the brink of collapse as you solve intricate puzzles to unlock the secrets of Riven. Built from the ground-up and expanded from the award-winning original game released in 1997.
Why similar: Walking Simulator 14.7%, Mystery 10.3%, Puzzle 10.3%, Investigation 9.3%, Exploration 8.9%
Welcome to Regilus, a paradise planet turned into a popular tourist destination! But your holiday adventure soon turned into a nightmare. Stranded on an alien planet you need to find your way out. Remember though, not everything here is as it seems.
Why similar: Walking Simulator 14.9%, Mystery 12.1%, Investigation 11.2%, Emotional 8%, Sci-fi 7.6%
Step into the shoes of a researcher in the depths of the antarctic and uncover the mysteries behind Project Hailstorm.
Why similar: Walking Simulator 19%, Conspiracy 18.1% ★, Alternate History 12.5%, Investigation 10.2%, Sci-fi 8.3%
At 3:12 AM, someone knocked. The door was locked from the inside. A story-rich psychological horror where you explore and investigate a Kolkata home as reality begins to repeat, change, and remember.
Why similar: Lore-Rich 15.9%, Walking Simulator 14%, Investigation 13.5%, Mystery 8.8%, Exploration 8.1%
Investigate. Interrogate. Descend into a world of intrigue to untangle the Mystery of the Malign.
Why similar: Mystery 16.9%, Investigation 15.9%, Conspiracy 13% ★, Lore-Rich 12.1%, Puzzle 11.7%
Family, power, and survival collide in this atmospheric horror adventure. Craft, fight, and uncover the truth before your illness—and your pursuer—claims you.
Why similar: Game Development 26.2% ★, Lore-Rich 11.3%, Alternate History 11.2%, Puzzle 8.8%, Exploration 7.9%
Settled At Sea is a first-person mystery set on a remote Scottish island. You are a lighthouse keeper grieving your wife's death-but the island doesn't feel as isolated as it should.
Why similar: Walking Simulator 25.3%, Lore-Rich 18.2%, Mystery 10.9%, Story Rich 8.9%, Atmospheric 8.2%
Your friend is missing in the Australian outback and you must find her. Search the Internet for clues, solve mysterious puzzles and uncover the conspiracy of the vanishing hikers of Golden Valley.
Why similar: Conspiracy 23.2% ★, Walking Simulator 15.9%, Mystery 12.4%, Investigation 11.1%, Puzzle 7.1%
Go to the 11th floor of a building that doesn't have an 11th floor.
Why similar: Conspiracy 21.4% ★, Lore-Rich 17.3%, Walking Simulator 14.9%, Mystery 8.3%, Puzzle 7.4%
Wield your Balearic sling in a first-person puzzle narrative adventure through ancient ruins. Uncover a lost civilization and reactivate forgotten machines to reveal the secrets buried beneath Ciudadela.
Why similar: Walking Simulator 16.1%, Puzzle 14.4%, Exploration 11.3%, Mystery 11%, Investigation 8.3%
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: Lore-Rich 17.8%, Investigation 14.9%, Sci-fi 13.4%, Mystery 13.2%, Walking Simulator 11.8%
A first-person narrative adventure where you explore dreamlike places, solve light puzzles, and confront shadow figures that are echoes of yourself. A melancholic journey through memory, regret, and acceptance.
Why similar: Conspiracy 22.5% ★, Lore-Rich 18.3%, Walking Simulator 15%, Mystery 8.6%, Emotional 7.7%
The city is in chaos. The building won't let you leave. Spot the anomalies, tune the alien frequencies, and survive the loop in this brutal first-person psychological horror experience built on pure paranoia. Available Now.
Why similar: Conspiracy 24.1% ★, Walking Simulator 17.5%, Lore-Rich 14.7%, Mystery 9.4%, Sci-fi 8.3%
Mia Lorenson, wakes up in an abandoned hospital full of questions. What happened to her? What happened to the world? Edengate: The Edge of Life is an interactive experience reflecting on feelings of uncertainty, isolation and hope in the face of devastation.
Why similar: Walking Simulator 15.5%, Lore-Rich 12.1%, Mystery 11%, Puzzle 9.5%, Emotional 8.8%
From H.P. Lovecraft's work, this walking simulator sends you to the frozen wastes of Antarctica. Use your tools to navigate the frozen galleries untouched by millennia. Unearth evidence of a dreadful truth while you search for a madman whose ill fate lies somewhere beneath these Mountains of Madness
Why similar: Lore-Rich 20%, Walking Simulator 19.9%, Investigation 8.3%, Exploration 7.9%, Puzzle 7.5%
Welcome to the Sanatorium! Here we train the next generation of space pioneers! We're proud to welcome such an outstanding specialist to our ranks! A first-person psychological horror focused on atmosphere and storytelling. Solve puzzles and uncover the conspiracy behind The Global Government.
Why similar: Walking Simulator 18.4%, Conspiracy 17.9% ★, Puzzle 10.6%, Alternate History 10.5%, Investigation 8.7%
Born Into Fear is a first-person horror game set in an evacuated neighborhood. You'll have to complete task and avoid enemies to destroy the evil Buffer.
Why similar: Conspiracy 21.8% ★, Walking Simulator 13.6%, Investigation 11.4%, Lore-Rich 10.9%, Multiple Endings 8.3%
Your adventure continues in Gordian Rooms 2... Explore the Isle of Lye, an isolated testing ground for the Gordian Society’s finest! Uncover the secrets of a grand mansion and its surroundings, get to know its quirky former inhabitants, and challenge your wits.
Why similar: Conspiracy 28.8% ★, Investigation 12.9%, Puzzle 10.3%, Mystery 9.8%, Exploration 9.2%
Locked and left to your own devices once again! Muster your wits and find a way out of a yet undiscovered part of your recently inherited mansion. The Prologue takes place between the events of Gordian Rooms 1 and 2.
Why similar: Conspiracy 28.6% ★, Investigation 12.5%, Puzzle 10.9%, Exploration 9.9%, Realistic 9.3%
Lost in a series of endless train station hallways, find your way to the exit Platform in this First-Person Anomaly Spotting game set in the Midnight Monitor universe. Watch out for anomalies - If you see any, turn back immediately! Can you find your way out of Aldercourt Station?
Why similar: Conspiracy 21.3% ★, Lore-Rich 15.6%, Walking Simulator 15.5%, Alternate History 9.8%, Investigation 9.2%
Tune in to paranoia! Broadcast Paranoia is an anthology of 8 short horror games about radio and conspiracy theories. Decode signals, seek the truth, and try not to lose your mind. Each story takes 15–30 minutes to complete.
Why similar: Conspiracy 37.9% ★, Walking Simulator 22.8%, Surreal 10.4%, Story Rich 8.9%, Exploration 6%
A PS2-style indie game about government studies on humans. they were subjects of experimentation to gather "crucial" data for military and medical purposes. you got assigned to work with the other scientists.
Why similar: Lore-Rich 22.8%, Walking Simulator 16.7%, Conspiracy 14.9% ★, Alternate History 10.8%, Mystery 10.7%
Hazel Sky is a heartfelt adventure about a young engineer facing his destiny and his desires. Fix ramshackle flying machines and jump, climb, swing, and slide through a beautiful, mysterious world.
Why similar: Lore-Rich 18.3%, Walking Simulator 16.6%, Investigation 11.3%, Mystery 10%, Emotional 8.6%
All That Time is a psychological horror experience where you explore unstable dreamlike memories, solve environmental puzzles, and uncover fragmented lives inside a collapsing liminal system.
Why similar: Walking Simulator 17.5%, Lore-Rich 16.3%, Exploration 8.2%, Mystery 7.6%, Puzzle 7%
You’ve discovered evidence of a cosmic presence influencing humanity since its origins. Now something born in the depths of the cosmos is calling again. Investigate, uncover forbidden knowledge and survive a disturbing first person Lovecraftian horror adventure.
Why similar: Lore-Rich 18.6%, Walking Simulator 14.3%, Investigation 11.7%, Mystery 10%, Sci-fi 8.6%
SCP: CONTROL ERROR is a short psychological horror game where you take part in a live experiment inside a restricted underground facility. The test begins. You're observed.
Why similar: Conspiracy 21.5% ★, Lore-Rich 16.3%, Walking Simulator 15.1%, Sci-fi 8.2%, Puzzle 7.4%
In an abandoned medical university, test your intellectual might as you unravel a 20-year-old mystery in this depraved first-person puzzle adventure, doing what it takes to escape your fate as a macabre scientist's human experiment. The ends justify the means in The Crow’s Eye.
Why similar: Lore-Rich 18.6%, Walking Simulator 14.9%, Investigation 11.2%, Mystery 10.5%, Puzzle 9.1%
First Moon of Mercury is a hopeful puzzle thriller set in a near future of political upheaval. Solve puzzle boxes, assemble a space station, and protect the mission from saboteurs.
Why similar: Conspiracy 22.9% ★, Lore-Rich 19.8%, Sci-fi 14.9%, Puzzle 14.5%, Multiple Endings 10.7%
Accidentally trapped in the Backrooms, explore 7 unique levels combining over 20 iconic locations. Solve puzzles, maintain your sanity, and uncover the dark secrets of the F.O.T. company and Arthur Penn’s research to find a way out.
Why similar: Lore-Rich 19.4%, Walking Simulator 18.1%, Exploration 12.1%, Realistic 8.8%, First-Person 8.4%
Uncover the terrifying truth behind the Blackwood conspiracy in this first-person psychological horror. Use emerging psychic powers to solve deep, environmental puzzles and survive the secrets of Project GENESIS.
Why similar: Conspiracy 19.4% ★, Investigation 13.3%, Walking Simulator 12.2%, Mystery 11.4%, Puzzle 8.2%
WARNING: This is not a game, this software was found on the Deep Web and contains interactive material about the phenomenon of backrooms, we have received numerous reports of fatal accidents after its use, many claim that it is cursed so we cannot guarantee your safety.
Why similar: Walking Simulator 20.5%, Lore-Rich 20.3%, Mystery 13.6%, Realistic 9.1%, Exploration 8.5%
Lapso is a single player first-person exploration game, with particular attention paid to the environmental narrative and sound. It develops through the figure of a scientific illustrator camping near a lake, documenting a special assignment.
Why similar: Sci-fi 20.4%, Mystery 19.6%, Exploration 16.6%, Puzzle 15.5%, Walking Simulator 15.3%
A story-driven, first-person adventure game offering a cinematic experience. Embark on a journey to HaustVille, an abandoned settlement in a post-apocalyptic world. Explore your surroundings and uncover the mystery behind the disappearance of the last survivors.
Why similar: Walking Simulator 24%, Mystery 15.2%, Investigation 14.6%, Exploration 9.1%, Emotional 8.2%
Christmas Story is a horror game filled with Christmas warmth and coziness, where every festive light hides darkness, and the sense of comfort fades with every step you take.
Why similar: Game Development 45.9% ★, Walking Simulator 19.2%, Puzzle 9%, Emotional 7.4%, First-Person 5.4%
The developer vanished before finishing this game. Play a reconstruction of his final project and uncover what happened inside a house that doesn't want you to leave. The more you understand its rules, the more terrifying it becomes.
Why similar: Lore-Rich 16.9%, Walking Simulator 16.7%, Investigation 12.5%, Mystery 10.8%, Puzzle 9.1%
The workday is over. The building disagrees. Trapped on the 32nd floor of a Tokyo office tower, you must escape a hostile AI that seals exits, shifts corridors, and hunts you through the building.
Why similar: Mystery 18.3%, Exploration 15.5%, Realistic 14.5%, Walking Simulator 12.4%, First-Person 10.1%
A first-person story puzzle game. Go deep into the digital world and discover the secret behind your AI lover Eve's anomaly.
Why similar: Walking Simulator 28.5%, Puzzle 14.9%, Emotional 12.8%, Story Rich 11.9%, Sci-fi 8.2%
Enter an impossible Library where every book contains a human life. María's book is fading. Explore the quiet island inside her memory and uncover what she could not face.
Why similar: Walking Simulator 33%, Mystery 12.7%, Exploration 12.6%, First-Person 8.5%, Adventure 8.2%
Venture into the Tuscan village of Pietralba to solve the mystery of your brother’s disappearance. Uncover the dark secrets buried within the marble quarries and your own family's past.
Why similar: Walking Simulator 22.2%, Lore-Rich 19.2%, Mystery 10.7%, Surreal 8.1%, Emotional 7.8%
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: Walking Simulator 27.7%, Puzzle 15%, Exploration 14%, Mystery 13.8%, Atmospheric 8.6%
Explore a dystopian sci-fi world in KIRILMA: Helix Horizon, solve environmental puzzles, and uncover the truth behind a collapsed world.
Why similar: Walking Simulator 18.3%, Exploration 13%, Sci-fi 11.4%, Puzzle 10.5%, Mystery 10.3%
A first-person folk horror story about a scammer exorcist priest trapped in a cursed 19th-century village. Investigate the seven deadly sins by day and survive the forest spirits that hunt you at night.
Why similar: Walking Simulator 19.9%, Lore-Rich 19.3%, Mystery 11.4%, Multiple Endings 8.3%, Puzzle 7.7%
Talk is cheap. Trust is earned. You are stuck on The Destin, a forsaken starship on the brink of oblivion that is controlled by Novah, a sentient AI who holds the key to your survival. Befriend, manipulate, deceive, and persuade your way to freedom in this sci-fi narrative adventure.
Why similar: Walking Simulator 21.8%, Investigation 13.1%, Emotional 10.4%, Mystery 10.3%, Puzzle 9.8%
First-person psychological horror escape-room: You're a caregiver in a house where reality fractures and memories melt into the architecture. Read the environment, solve puzzles, and confront the blurred line between truth and illusion.
Why similar: Conspiracy 18.1% ★, Mystery 10.7%, Puzzle 10.7%, Lore-Rich 10.5%, Exploration 7.8%
Stranded at sea in an alternate timeline, you must master a complex time travel system to find a way home while piecing together the mystery of an obsessed captain and his quest that led him to the Greenland Sea in search of a supernatural anomaly.
Why similar: Lore-Rich 15.5%, Mystery 13.2%, Investigation 13%, Puzzle 10.3%, Exploration 8.7%
The Mystery of the planet Venus — is a single player first-person adventure game set on the planet Venus.
Why similar: Conspiracy 21.8% ★, Walking Simulator 20.7%, Sci-fi 11.7%, Realistic 9.1%, Mystery 8.3%
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: Walking Simulator 19%, Puzzle 15.9%, Mystery 14.6%, Exploration 13.1%, Surreal 9.8%
Explore, investigate and unravel the secrets buried in time. As psychic Amber Lopez, navigate haunted grounds, decipher ancient runes, and piece together the puzzle of a decades-old murder, each discovery closing in on a truth she’s not ready to face.
Why similar: Walking Simulator 28.3%, Mystery 14.9%, Story Rich 11%, Investigation 10.1%, First-Person 8%
The Poisoned Roots is a narrative driven game about abuse, obsession, and the dark secrets of a troubled American home. It’s a short game, and is intended to be played in a single sitting.
Why similar: Walking Simulator 23%, Investigation 15.9%, Mystery 13.5%, Exploration 8.6%, Realistic 8.5%
You’re Carl, a maintenance worker spending seven nights in a remote lodge. Fix what’s broken, explore its dark corners, and face the feeling that you’re not alone.. while pretending nothing is wrong.
Why similar: Lore-Rich 23.4%, Walking Simulator 22.2%, Exploration 9.8%, Investigation 8.6%, Multiple Endings 7.7%
A portal to another dimension; A world abandoned. Journey Into The Soup and uncover the mysteries of a strange new reality in this atmospheric first-person puzzle adventure game.
Why similar: Walking Simulator 19.2%, Alternate History 13.7%, Mystery 11.5%, Surreal 9.7%, Puzzle 9.2%
Pleh! is a short psychological horror walking simulator that tells the story of a depressed game developer, his intrusive thoughts and his dark mysterious secrets.
Why similar: Game Development 38.9% ★, Walking Simulator 22.9%, Emotional 11%, Story Rich 7.5%, Puzzle 7.3%
Fire Lookout: Abandoned Post is a first-person psychological horror and narrative-driven mystery solving game. Where you play as a newly stationed lookout in Summit Ridge National Park. Can you solve the mystery?
Why similar: Lore-Rich 21.7%, Walking Simulator 16.5%, Mystery 14.9%, Exploration 11%, Emotional 10.2%
Separated by Nightmares: Where Duty Dies merges first-person puzzles with a poignant narrative. A driven lieutenant, haunted by hidden grief, confronts a sudden blackout. Clues force him to face buried truths, while a lurking darkness waits in the shadows.
Why similar: Lore-Rich 21.4%, Walking Simulator 20.4%, Mystery 13.6%, Exploration 9.1%, Investigation 8.3%
.redruM is a psychological horror game blending realism and visual experimentation. Inspired by liminal spaces, backrooms, and real crime scenes, you play as a photographer uncovering the identity behind gruesome murders. .redruM is the red room where unshared photos are developed.
Why similar: Lore-Rich 22.2%, Walking Simulator 21.4%, Puzzle 9.5%, Exploration 9%, Surreal 8.3%
Curse of the Crimson Stag is a story-driven mystery thriller in which you explore a blurred line between supernatural occurrences and past tragedy. Uncover what led to the abandoning of the once luxurious Whiteroot Hotel. Local myth tells of a wrathful spirit known as the Crimson Stag…
Why similar: Walking Simulator 24.6%, Investigation 21.4%, Puzzle 11.5%, Mystery 8.8%, Story Rich 7.1%