Top similar games like The Sleep Experiment:
The Sleep Experiment $11.99
Experience the horrors of one of the most infamous experiments that ever took place. As a test subject in a top-secret Soviet research facility, you must endure days without sleep while facing unimaginable terrors that lurk in the shadow.
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VHS Collection: Goodnight MeFREE
VHS Collection: Goodnight Me is a short horror game where reality blurs with nightmares over five eerie days. Experience strange events, unsettling dreams, and unravel a chilling mystery in a remote house. Can you survive the madness, or will the nightmare consume you?
SnaPaul$1.99
SnaPaul is a first-person psychological horror game where you explore a dark, mysterious house. With 30 minutes of intense gameplay and 4 unique achievements to unlock, every step brings you closer to a chilling finale. Face your fears and uncover hidden secrets in this unforgettable experience.
Ouroboros: Prelude$9.99
Trapped. Hunted. Haunted. Can you survive the darkness or will madness take you?
Summer of '58$8.99
In the summer of 2008. The main character, at the request of followers, goes to Russia to explore the abandoned camp "Yunost". Locals say that this place is inhabited by restless souls. This will need to be checked.
Gore Doctor$16.99
Gore Doctor is an immersive horror game set to unleash spine-chilling thrills on PC. You find yourself in the institute of a tormented doctor who, driven by desperation after losing his wife, descends into madness and becomes convinced that death is the only respite.
Deeply Dark: Found FootageFREE
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.
Madness inside$6.99
"Madness Inside"" immerses you in the dark depths of an abandoned psychiatric hospital, where horrifying experiments were once conducted. Police Lieutenant Vic Voight, in pursuit of a dangerous criminal, unexpectedly finds himself trapped in this nightmarish place.
Psych$9.99
Experience the story of Alexander Green and find out what happened on the day of the accident in this First Person horror Adventure. Follow the development of Alex, solve puzzles around the event and try not to fall into madness as you search for answers.
Lust from Beyond: M Edition$17.99
Descend into madness in a first-person survival horror inspired by Lovecraft and Giger. Solve the mystery of esoteric cults. Cross the gate to the blasphemous land of Lusst’ghaa. Play the new M-rated cut of the fan-favorite Lust from Beyond.
Eronoctosis: Put Yourself TogetherFREE
A 2-Player Networked Horror Co-Op game. Explore the deepest recesses of your mind to put yourself back together. Work together to defend yourself from its denizens.
DeathOmen$6.99
DeathOmen is a short psychological horror game that challenges players to maintain their sanity over the nights in a mysterious house that hides mystery and fear. It’s a journey of constant change, full of disturbing events and jump scares.
EXODUS: THE RISE OF CHAOS$5.99
You wake up trapped in your own mind, a mental prison filled with fears and distorted memories. To survive and understand the true nature of a Global Apocalypse, you must first confront the inner demons that haunt you.
House of Horror - 7 Psychos$9.99
In House of Horror - 7 Psychos, face seven terrifying psychopaths, each guarding a deadly floor. Outsmart them by solving puzzles, avoiding traps, and uncovering their weaknesses to escape this nightmarish mansion.
Bad Dream: Stories$5.99
Bad Dream: Stories is a collection of older games in the Bad Dream series in a new, remastered form. Play the series of short point & click titles and travel through the disturbing and atmospheric world of dreams.
Find Yourself$6.99
Explore the truly frightening subway cars and find out what fears the main character will have to face.
KOSHMAR$5.99
KOSHMAR is a psychological horror game, in which you have to face an evil entity that seeks revenge!
Traumada$3.99
Welcome to the horrific altered memories of my childhood home.
Mirror Forge$12.99
Mirror Forge is a first-person psychological survival horror game. Roam between realities of fear, madness & machinery. Solve puzzles, explore an atmospheric world, survive horrifying entities.
Guayota$14.99
Unveil the darkest secrets of Saint Brendan’s Island, the paradise on Earth, in this 3D Puzzle-Adventure game. Only equipped with a torch, walk through ancient gods’ temples and solve their enigmas.
The Shore VR$11.99
The Shore VR is a first-person story-driven game with an atmospheric environment and narrations. You will play the role of a man who ends up on a mysterious island. Strong elements of Lovecraftian horror, struggle to survive in an unknown world.
FREE DUROV$2.99
FREE DUROV – Dive into the most meme-worthy horror game. Experience the hardships of prison life and try to escape by securing the encryption keys. Save anonymity!
Lone Survivor: The Director's Cut$9.99
In this original and adult psychological survival horror, the masked protagonist must escape from a city ravaged by disease, by any means necessary.
Stocksynd House$7.99
Stocksynd House offers a narrative-driven VR experience, redefining the 'escape the room' genre. Eschewing jump scares for psychological intensity, it immerses players in an unsettling atmosphere of isolation, testing the limits of your psyche
Psychomachia$3.99
Confront your deepest fears in Psychomachia, trapped in a nightmarish loop at the heart of the dorms of mental instability. Explore the intricacies of the human mind, faced with terrifying manifestations of madness.
Gray Dawn$19.99
Embark on a terrifying adventure of a priest accused of murdering an altar boy. Gray Dawn is a psychological thriller infused with religious elements and combines story-driven quests with an artistic experience.
Conarium$19.99
Conarium is a chilling Lovecraftian game, which follows a gripping story involving four scientists and their endeavor to challenge what we normally consider to be the ‘absolute’ limits of nature. Inspired by H.P. Lovecraft’s novella "At the Mountains of Madness", but largely set after the original story.
Downfall$9.99
There is nothing Joe wouldn't do for his wife. But as they try to save their marriage with a romantic getaway, things go from bad to worse, and from worse... to insanity...
Layers of Fear (2016)$19.99
Layers of Fear is a first-person psychedelic horror game with a heavy focus on story and exploration. Players take control of a painter whose sole purpose is to finish his Magnum Opus. The player must navigate a constantly changing Victorian-era mansion and ghastly visions of the painter’s psyche.
Saint Kotar$24.99
Saint Kotar is a psychological horror detective game set in a cursed valley in rural Croatia. Investigate the disappearance of your relative in the occult-ridden town of Sveti Kotar as you switch between conflicting realities through the eyes of two godly men.
MOTHER$2.99
MOTHER is a first-person psychological horror game about protecting your children while descending deeper & deeper into madness. Defend them at all costs. Be careful, because their death is permanent!
Mango$9.99
A surrealist indie first-person adventure game based on art and derealization. Explore the idea of a mind losing its grasp with reality, as reality turns into a dream, and that dream turns into a nightmare.
Isolomus$0.99
Bite-sized surreal horror with multiple choices. Make your own way through the claymation madness!
DESOLATIUM$14.99
DESOLATIUM is a first-person point & click Graphic Adventure based on Lovecraft Mythos. Live this horror story where you will have to visit mysterious locations, face lovecraftian creatures, find clues and combine objects to solve puzzles.
Dagon: by H. P. LovecraftFREE
Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.
HPL: Nyarlathotep Rising$24.99
Dive deep into the twisted HP Lovecraft universe with this oversized narrative RPG. Slip into the intertwined souls of Mark, Anna, and Victor, surrounded by cult worshippers, as Nyarlathotep, the cosmic horror, strives to enslave humanity in 1929.
Mouthwashing$12.99
The five crew members of the Tulpar are stranded in the empty reaches of space, shrouded in perpetual sunset. God is not watching.
I'm counting to 6...$6.99
Turning onto an old road, the main character gets into an accident due to thick fog. Now he's trying to find someone who can help him. Forced to enter an old house, the main character finds himself trapped, from which it is not so easy to get out.
Mind Loop$2.99
Enter the endless hall where reality distorts. Spot anomalies, correct them, and uncover the dark truth—miss one, and you may be lost forever.
UnSeen$12.99
UnSeen : you won't see death coming. A first person horror game about immersion, where truth and madness are never far away. Be careful... fear is on your feet.
Horror Prison$1.99
Uncover the secrets hidden in the shadows, confront the monstrous results of these experiments, and escape with your sanity intact.
Gogte$6.99
In Gogte you will know a different universe from the one lived up to now, creatures that left our cruel world behind to found The Dungeon of Madness. Located in a parallel universe where no mortal can reach. They prepare the long-awaited end of the world.
Snafu$4.99
Alibaba, the caretaker of the Medieval Grow your Business Game notices a Glitch or Virus of some sort called Snafu has infiltrated the game files. NPCs begin to act strangely, textures look off, and I think - I think something is trying to hunt me down?
The House: A Maple Street Story$1.99
Explore a cursed house where a family was driven to madness by a dark presence. In The House: A Maple Street Story, uncover a terrifying mystery through enigmatic puzzles, an engaging narrative, and a psychological horror atmosphere that holds your every move captive.
The Infectious Madness of Doctor Dekker$8.99
YOU are a psychiatrist, trying to solve a murder whilst treating the unusual patients of the recently deceased Doctor Dekker. Type a question - patients reply in full screen video and have questions for you too but be careful what you say. Your words determine their eventual fates, and your own!
Broken Psyche$7.99
Play as a detective investigating his wife's disappearance. Suspecting the asylum she was researching, he infiltrates it, only to uncover a realm of horror. Solve puzzles, maintain sanity, and confront monsters as you unravel the asylum's secrets.
The Curse of Elmwood$0.99
You hear quiet whispers from deep inside the house, but no one sees. You begin to feel that you are not alone in this house. Curse of Elmwood is an atmospheric horror where you find yourself trapped in a gloomy 18th century mansion, steeped in mystery and horror.
Edge of Sanity$19.99
Set in the unforgiving lands of Alaska, Edge of Sanity is a Cthulhu-inspired, 2D survival horror game. Uncover a disturbing story while madness claws at your mind. Lead a group of survivors and explore, scavenge and survive together - against untold eldritch horrors.
FingerbonesFREE
Explore a mysterious abandoned bunker and find notes that paint a disturbing picture.
Madness on Display$0.99
Venture into the world of chilling psychological horror, where the line between reality and nightmare is thinner than a spider's web. Grandview is not just a game, it is a test for your nerves and mind.
Trash Horror Collection$5.99
Welcome to a true 80's trash horror experience. This collection has 10 short horror games that you can freely choose which one you want to play.
Keep It Running$3.99
Make your way through a grueling work week in this chaotic survival horror game. Keep your monstrous boss happy, fend off the competition and keep the machinery going whilst producing suspicious dolls. And race a 7-ton steam lorry to deliver the packages in a rush.