Backrooms Anomaly is a psychological horror game that plunges players into a looping office corridor filled with eerie details and hidden threats. Players must navigate this unsettling environment, characterized by its yellowed wallpaper and buzzing fluorescent lights, while keeping an eye out for anomalies that could lead to their escape. The game challenges players to make keen observations, as only by spotting changes in the environment can they hope to survive.

The game features a meticulously designed setting inspired by the infamous Backrooms, where players encounter a mysterious figure in a hazmat suit. With atmospheric sound design and a VHS camcorder aesthetic, the tension is palpable throughout the experience. Players can choose between Normal and Hard difficulty modes, track their discoveries with a counter system, and explore two different endings based on their performance.