Top similar games like The Sleep Experiment:

Noctem is a first-person psychological horror game with an element of some real life experiences. Dive in an immersive experience, with atmospheric, realistic environments and unravel the horrifying long-covered secrets and the mystery that spreads all over the Alaska Triangle.

Onryo | 怨霊 is a survival action horror game set in Japan. Your mission is to lift the curse of a haunted house using your exorcistic camera. As you explore the house and uncover its secrets, you will face enemies and puzzles.

Dark Fracture is a psychological horror experience in which you explore an ever-changing world where reality and nightmares collide. Walk on the edge of madness in the shoes of a tormented soul as you descend into the darkest depths of the human psyche, and question everything you see.

Claustrophobia offers a scary and dark horror experience filled with blood boiling moments, first you will have to silently move your way through the darkness, until you can pick up arms and discover the truth. Can you figure out what is hiding in this grueling subterranean facility?

Trapped in the city subway system due to a sudden disaster, you explore the depths of the tunnels to find your way out. The further you explore, the more you realize there is more to this disaster...and the lurking shadows are following your every move.

No Son Of Mine is a survival horror game focused on combat, stealth, exploration, puzzle solving and uncovering a gruesome mystery.

A first person horror exploration game set in the frozen wastes of Antarctica. Use your tools to navigate the frozen galleries untouched by millennia and unearth evidence of a dreadful truth while you search for a madman whose ill fate lies somewhere beneath these Mountains of Madness

MADiSON is a first person psychological horror game that delivers an immersive and terrifying experience. With the help of an instant camera, connect the human world with the beyond, take pictures and develop them by yourself. Solve puzzles, explore your surroundings and most importantly, survive.

Defaced: Dark Abyss is a first-person Horror Survival Game. While exploring a seemingly normal cave, you will soon realize that, hidden in the depths, lurks something you were never meant to see...

From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.

Dark Fracture is a psychological horror experience in which you explore an ever-changing world where reality and nightmares collide. Walk on the edge of madness in the shoes of a tormented soul as you descend into the darkest depths of the human psyche, and question everything you see.

Last Visit is a combination of an adventure game and survival horror. Discover a captivating story full of secrets and fear. Dark atmosphere, constant sense of danger and various puzzles will make you never forget this experience.

Explore the nightmarish, simulated world of Unwashed, a horror game that you must stay clean! Play as AA and uncover the truth behind Lumina, a government secret project, while racing against time to stop a secret mission that endangers countless millions of lives.

A first-person psychological and survival-horror experience. You are lost in the Backrooms and you have to find a way to survive in this dangerous universe. Explore the different levels, meet the Entities and other Explorers, and find clues to reveal the Backrooms’ secrets.

LET ME OUT - is a psychological horror with a depressing mood. The life of the main character lies in your hands. Help him get out of his difficult condition and walk this path with him.

Among Ashes is a terrifying first-person survival horror game. Your friend has sent you a link to a game that someone posted online, but as you play you quickly realise that something is terribly wrong. Whatever you do… K̴͉͚̗̅̃̄E̷͓̤̺̊͠E̴̤̰̿̽P̴̠̳̀́ ̴̨̮̭̕̚P̷̠͇̳͐̓̀L̶̹̔Ả̷̧Y̵̘̺͆̓Ï̸̻̏͂N̷͙̯͊G̵͖̹̠̽̿

Stay alive in this weird and peculiar horror experience. What begins as a game between friends turns into a race for your life. Take a breath and enter the house.

From the creators of Amnesia: The Dark Descent and Dear Esther comes a new first-person horrorgame that will drag you to the depths of greed, power and madness. It will bury its snout into your ribs and it will eat your heart.

Alex wakes up at his grandmother’s, left alone in a silent house. Unsure where his family is, he begins to uncover a dark mystery in an attempt to escape. Facing his fear in an endless nightmare, Alex must survive the dead of night, a cursed forest, and paranormal activities before daylight arrives.

Step into the darkness of "blindDead," a first-person horror game where you play as a blind person trapped in a haunted mansion filled with malevolent plush dolls. Use sound to navigate and survive, uncovering the mystery behind the dolls while evading death at every turn.

Inner Voices is a dark, non-linear adventure game with a pinch of horror, inspired by works of H. P. Lovecraft and E. A. Poe. Find your way through a procedurally generated maze of rooms and solve the mystery of your past.

In this story focused horror game, you are a priest! And you need to help a family with their cursed house, explore, follow your visions, find the root, and exorcize it!

Dive into a world of despair in the world of Underwater. Take the role of an unknown inmate entering the a deep sea prison where mutants roam and barely any traces of human life remain. You will have to use all your ingenuity to escape and avoid becoming the meal of the hideous denizens.

The Facility Project is a survival horror game. Navigate the environments by using your photo camera to illuminate dark areas, uncover hidden messages, and evade lurking creatures. Are you truly trapped within the facility, or in something else entirely?

Lamentum is a pixel art survival horror game, set in New England in the mid-nineteenth century.

You were kidnapped by a crazy girl. And your phone started predicting her future for a short time. It's up to you to find out who she is, why this day doesn't end, and how to get out of this house.

A first-person horror adventure. Uncover your past and survive the Algerian desert. Fear is your enemy; stay calm to not succumb to an illness threatening you and your loved one. Avoid darkness, hide from monsters and solve puzzles. Adventure Mode available for a less scary experience.

"Clandestine: The Hidden Truth" is a first-person psychological horror game. Investigate a family homicide, manipulate reality with polaroids, and solve puzzles to unveil chilling secrets hidden within this enigmatic home of horrors. Will you come back unscathed?

They That Feast is a cosmic / Lovecraftian horror game in which your enemies can't simply be observed by the naked eye. Can you walk the line between sanity and survival?

Escape The Ayuwoki is a first person horror-adventure videogame, in which you need to escape from a haunted mansion as quiet as possible, to evade the hideous creature called "The Ayuwoki". Stealth Mode will be your ally!

When a grocery list becomes a struggle to survive against cosmic horrors, will you make it through the door? Stay alive, solve the mystery and make your offerings - or end up on a missing person poster in this first-person, non-linear nightmare. But you'd better hurry, the store's closing soon.

Immerse yourself in a first-person psychological horror game like no other! Experience true terror as you step into the shoes of Jimmy, searching for his missing brother Georgie while battling to maintain his sanity in the most nightmarish of places.

Dave Wilson, a 20 year old adult who loves to go camping. Little did he know what would happen once he explored the forest of Harmony Hus Lake.

The war. Light versus darkness. It has been going on for thousands of years. One night, the Thousand-Year War suddenly knocked on your window. You will have to meet an uninvited guest.

Embark on a touching and creepy journey about sacrifice and how sometimes a person pays for the sins of another

Amnesia: The Dark Descent, a first person survival horror. A game about immersion, discovery and living through a nightmare. An experience that will chill you to the core.