Sound Decibel Meter-NIOSH,OSHA

Sound Decibel Meter - NIOSH/OSHA is a clean, intuitive Chrome extension that lets you measure ambient noise with professional-grade precision. It provides real-time dBa, dBc, and dBz readings, AI-based noise-type detection, and easy data logging. Readings can be saved, shared, and compared against reference tables, and the app supports synchronizing with the Health app.

Designed for both professionals and everyday users, it supports microphone calibration to improve accuracy, supports standards from OSHA and NIOSH, and offers a dosimeter-style workflow with current, average, and maximum values. Note that measurements depend on device hardware; for higher accuracy calibrate the app or cross-check with a professional meter. Subscriptions unlock premium features and a 3-day free trial.