Top similar games like The Sleep Experiment:

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.

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.

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.

Explore a scary mansion in the first-person adventure horror game. Talk to kidnapped souls, collect grimoires, and discover the hidden secret inside the many doors. Your soul was stolen, and you found yourself in the underworld. Can you escape?

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.

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.

Black Room is a first-person psychological horror game focused on story and experience. What starts as a night in a motel will pull you deep within the human psyche, leaving you grasping for an exit – and not only for yourself.

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.

No sleeping beyond this point. Slash through nightmares, twist reality, and uncover the hidden secrets of Nightmare House.

"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?

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.

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.

HELLSEED is a first-person horror adventure that combines puzzles, action, and a chilling narrative. In a dark world full of supernatural threats, you’ll need to solve complex puzzles and manage your sanity. This isn’t just a fight for survival—it's a journey into the depths of terror.

Among the Sleep: Enhanced Edition is a new and improved version of the award winning first person horror adventure. In the game you play as a small child trapped in a weird nightmare where you go looking for your mom.

Join Sebastian Harrington, an archeology student, on a quest to find his missing professor. Explore ancient temple ruins, solve puzzles, and uncover hidden secrets in the Temple of Shadows.

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.

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.

A series of mysterious murders takes place in a small provincial town. Detective Cooper must unravel a tangle of mystical, chilling events to get to the bottom of the mystery.

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.

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.

Embark on this Lovecraft-inspired tale and discover the mysteries that await you in this island. Explore the enigmatic lighthouse, solve challenging puzzles and most importantly: try not to lose your sanity when facing the darkness of your mind.

Delusion Out of Space is a Lovecraftian sci-fi horror shooter where you find yourself trapped after audacious experiments conducted by an alien race. As you explore a spaceship, you make choices at critical moments, decisions that will determine your fate and the lives of those around you.

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

A compilation of two slow-paced, cosmic horror walking simulators, to be completed in under an hour. Please makes you maintain a power station and ignore the noises from the main engine, while Please Follow has you explore the trenches of a losing war, exposing your mind to visions of another world.

Haunted Memories: The Return is a psychological horror in which you assume the role of yourself. You decide which path you will take and what will happen in Green Park this time. But the question remains - will you ever be able to leave?

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.

Ontotis is a psychological horror game crafted by a solo developer focusing on atmosphere, mystery and an engaging story. Uncover scattered clues to unveil the chilling fate of the house's residents, while encountering a mysterious humanlike figure seemingly connected to them in their haunting tale.

A first person horror game where the player must use stealth and wits to escape the evil that faces them. This tense and story driven experience will leave the player terrified, but excited to explore the mysteries that surround them.

After a car accident, you find yourself trapped in a dark, decaying basement, haunted by visions of a mysterious little girl and ancient entities. As you delve deeper into the twisted surroundings, you uncover terrifying secrets that threaten your sanity.

Obfuscation is a first-person horror game - experience gripping fear and confusion within an atmospheric setting. Explore your surroundings, interact with the environment, solve problems, and reveal the truth.

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.

The most terrifying journey of your life set in the beautiful winter scenery of the Ural Mountains. Uncover the horrific mystery behind the Dyatlov Pass Incident. Narrated by the famous Sean Bean.

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.

You play as two different people in the same creepy motel, and everything you think you know keeps changing. One moment you're Allison, running from something in her past, and the next you're Emma doing a late-night cleaning shift. You see the same events from totally different angles. You're JUDGE!

SECOND SHIFT is a first-person game that immerses the player in a deep and intense horror atmosphere. Using a mysterious clock, you must uncover terrifying secrets while trying to escape the mine. Solve puzzles, pay attention to your surroundings, and most importantly, survive.

Return home and uncover the mystery of your daughter's death, and the demon that plagues you, in this escape room style atmospheric puzzler.