Top similar games like CLASSROOM 9:

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.

The corridor looks the same every time. But does it really? Maybe something has changed. Observe your surroundings carefully.

A drunk man returns home, but the familiar stairwell turns into an endless, distorted maze. Floors repeat themselves, doors disappear, and every wrong step takes you back to the beginning. Can you make it to your apartment?

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?

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.

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.

DERAIL is a horror anomaly game where instead of spotting anomalies you have to cleanse them with you holy camera to escape the loop.

“If you find an anomaly, remember it.”　Welcome to Hotel The Memory, an anomaly-hunting x memory-matching escape game. Match pairs of rooms with the exact same anomaly to escape from this strange hotel.

Forced into working as an Anomaly Observer in a space stockroom, you must explore, observe carefully, and report inconsistencies. Earn Credits to buy upgrades, but beware: hideous horrors are creeping in the dark.

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.

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.

You are trapped in the Office. A first-person Observation-Game about walking an endless office, spotting anomalies, and getting off work.

Anomalies are twisting the office reality. Meticulously observe your surroundings from 12:00 PM to 6:00 PM, fix the errors, and escape. But beware: one wrong move winds the clock backward, trapping you in a corporate nightmare forever.

Callus is a story about coldness, overprotection, and indifference. It can turn your soul inside out and crawl under your skin, leaving a lasting mark. Or it may simply pass you by. It all depends on where you choose to look… and what you are willing to see.

Enter a terrifying exorcism as a reverend, armed with holy tools and your wits. To save the possessed Erin, you must confront the demon in control of her, uncover the dark secret that binds it to this world, and perform an exorcism to banish it in this intense atmospheric horror game.

In this single-player experience, 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.

You are trapped in the new company by Lao Liu, and you need to carefully observe whether there are any abnormalities every day, make the right choice within the limited time, and break the cycle.

Solve your supervisor's deadly task sequence to survive, but be warned: every wrong guess makes the store a more monstrous labyrinth. Unravel the horrific code and finally clock out, or be a permanent employee.

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

Don't trust your eyes. A spot-the-difference horror with photography and a mysterious story. Explore 3 levels, find 100+ anomalies, and manage your sanity — mistakes warp reality. Uncover the truth of Project 404!

Sector 404 is a first-person anomaly horror game set in a crumbling Soviet housing block. After taking your medicine, your world begins to fracture. Climb from floor to floor, uncovering distorted anomalies and your own unraveling mind. Miss too much, and reality resets. Will you ever make it home?

You are trapped in a nightmare on Mumbai's late-night local train. Shift between horrifying alternate dimensions as reality bends around you. Use your phone to scan, analyze, and solve puzzles in the warped world. Race against time to find your way home before the altered anomalies consume you.

Omitted is a first-person psychological horror game. Experience being left alone in an old hospital, discover its secrets and try to survive.

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 wake up in a lecture room. The hallway loops endlessly, and there is no exit.

You find yourself in a quiet room with four doors. There's ALWAYS an anomaly. Choose wisely.

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.

A man who has lost his wife and seeks to escape loneliness and grief begins working as a firewatch in a forest. He meets a girl named Sarah and encounters strange occurrences while uncovering deep family secrets. He learns that not every voice is human and not every farewell signifies an end.

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

The game is adapted from the incident "Double Secret Room Murder in Grain Deposit". The story sounds abstract and unintroducible? This game will restore the case process and take you to the "first scene"!

A horror job sim set in a remote wellness hotel. Clean rooms, serve guests, and try to keep it together.

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

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

Every archive hides a secret. Every door leads somewhere it shouldn’t.

Apartment 22 is a bite-sized horror game about being trapped in a loop. You look out for clues left by the previous resident or possibly by you to escape the apartment.

Red button and blue button. Your choice determines everything.