Top similar games like The Underpass:

An alien hides among the pigs. Can you spot the imposter before it's too late? A tense observation horror game inspired by The Thing, where every oink could be your last.

In Nine Floors, you are a student who has finished the horror of high school classes. Move down and go home! The High school feel like a backroom, find the anomaly in each floor and reach the exit. Based on popular's game The Exit 8 and Shinkansen 0 | 新幹線 0号

Angstraum is an oppressive horror game that traps you in a threatening, never-ending loop. Observe your surroundings, uncover deviant anomalies, and escape deadly threats to find the exit.

You are a father on a quest for 8 milk cartons. Observe your surroundings carefully to pick up and check out your milk before returning to your family at last.

You are trapped in an endless underground passageway. Observe your surroundings carefully to reach "The Exit 8".

Infinite Innocence is a game about finding anomalies, but it is very easy to see them with lighting. What if we give it a little more difficulty and tension? Will you be able to remember everything until the end?

The doctor said today was my last appointment, I'm healthy. Time to go home, what could go wrong?

A short first-person puzzle game set in an eerie subway. Not anomaly-spotting — each level asks you to infer the goal by reading the environment, entering the right switch sequences, and turning the surroundings to your advantage.

Explore a seemingly endless hotel floor where each identical corridor challenges your perception. This horror walking simulator tests your observation skills as you seek the emergency exit.

It is a first-person horror game. Escape the damp, dark semi-basement. Overcome your fear and find a way out.

You start from the 10th floor in a hotel and must make your way to the exit. However, you must look for any potential anomalies on each floor to safely make it out.

A short anomaly horror game inspired by Exit 8–like titles. Observe the house, spot anomalies, and make decisions based on what you find. Explore interactive anomalies, make use of a unique feedback system if you fail and unlock new areas as nights pass.

A routine spacewalk procedure traps you in an endless loop. Observe the spaceship carefully, detect anomalies, and choose the right path to reach the airlock and escape.

You find yourself trapped in the endless maze of Kyoto's backstreets, trying to reach the temple of Hōkan-ji before the main tourist rush. Inspect the street for anomalies, choose the right path, and reach your destination... or be trapped forever.

I found myself in a strange house and I'm scared

Enter the endless hall where reality distorts. Spot anomalies, correct them, and uncover the dark truth—miss one, and you may be lost forever.

Trapped in an endless looping school, can you find your way out by photographing all of the anomalies?

You’re trapped in a strange communal apartment with no escape. The only way forward is by elevator, but it has only two buttons. Each correct choice brings you closer, but every mistake sends you back to the start.

You are inside an endless hotel but there is a way you can escape. Search in the hallways of the hotel and find the changes within them to reach Room 13.

You find yourself trapped in a haunted VHS rental store, can you survive their twisted games and escape?

Obfuscation is a first-person indie horror game set entirely within a mysterious house. You don’t know how you got here - or why. Explore the house as reality slowly begins to fall apart, and uncover the truth.

Drawn back to his home, Dave searches for closure in the decaying remnants of his past. But the house is not as he remembers—shadows linger where they shouldn't, whispers echo through the halls, and buried memories refuse to stay forgotten. Explore the abandoned home and a past that won’t let go.

In Lost in Anomaly, you wake up on the 9th floor of an unknown building. The only way out of here is to detect and mark anomalies. One wrong move and you could be trapped forever.

Withered Haven is a first-person psychological horror game. After the tragic loss of his wife and daughter, a broken man struggles to endure a collapsing reality. Familiar apparitions drift closer, echoing memories that mask a darkness beyond comprehension.

In Floor 9, you find yourself trapped in a mysterious hotel known as "Hotel Liminal." To escape, you must identify anomalies on each floor. These anomalies can be anywhere - on the ground, in paintings, or even right in front of your eyes.

Embark on a journey of anomalies and repetition in "Prison Loop," a captivating indie puzzle game. Trapped in a mysterious temporal loop within a high-security prison, your objective is to observe anomalies throughout the environment.

In Floor 9, you find yourself trapped in a mysterious hotel known as "Hotel Liminal." To escape, you must identify anomalies on each floor. These anomalies can be anywhere - on the ground, in paintings, or even right in front of your eyes.

"Office 8" is a psychological walking simulator exploring the unsettling nature of liminal office spaces. Pay close attention — your sanity depends on it.

The royal family is trapped in an eternal slumber, cursed by their sins. You are among them, and your only escape lies in spotting anomalies and making the right choices.

Trapped in an infinite parking lot, your only escape is through Floor Zero. Detect subtle anomalies and make crucial decisions in this mind-bending, psychological horror experience. Dare to escape the unescapable? If you see an anomaly... turn back.

You are trapped in an endless hallway. Observe your surroundings carefully to reach your destiny.

You're trapped in a small six-room hotel. The only way to escape is to observe your surroundings and follow the family's rules.

Drawn back to his haunted home, Dave must solve eerie puzzles, uncover forgotten lore, and survive the shadows that stalk every corner of its decaying halls - a past that refuses to let go.

You’ve been hired by a real estate agency to take photos of their listings at night to give them a unique look online. Grab your camera, step into dark, quiet rooms, and capture every shot before the house notices you. Finish the job or never leave.

Room 808 is a surreal horror game where you wander endless hotel halls in search of your room. Something feels off. Spot the anomalies, and try to get to your room before the hotel halls trap you forever.

Step into a liminal, cosmic horror experience set in an abandoned amusement park. Uncover the haunting narrative behind its twisted rides and empty tunnels to discover what lurks within a reality that shouldn't exist…