Decibel Meter Detector

Decibel Meter is a practical sound-level measurement tool that helps you understand ambient noise, sound trends, and potential hearing exposure. Key features: Real-time ambient sound readings Average level, Leq, and Lmax measurements Clear sound-level ratings Live sound-level charts Automatic peak-event detection Seek and replay audio around loud events Save recordings or decibel data only Pause and resume measurements Three-second countdown to reduce handling noise Device calibration and fast or slow response modes Custom alert thresholds and haptic warnings Filter records by date, tag, rating, and audio availability Add names, scene tags, and notes Export CSV data, report images, and PDF reports English and Chinese support with an iPad two-column layout Privacy Mode stores only sound-level charts and statistics without retaining playable audio. Recordings and measurements are stored locally on your device. Please note: phone microphones are not certified professional sound-level meters. Measurements are intended for everyday reference and should not replace professional equipment for workplace safety, hearing diagnosis, or regulatory use.