Decibel Sound Level Meter for Android

Decibel Sound Level Meter is a free Android application that measures sound levels using the device's microphone. This multimedia tool provides real-time audio measurements displayed on an analog meter, which features large, easy-to-read fonts. Users can analyze past data through a chart scope that allows for dragging and zooming to enhance precision. The interface is designed for clarity, making it accessible for various users, from audio professionals to casual listeners.

Key functionalities include adjustable sampling frequencies ranging from 1 to 10 Hz and a calibration slider for accuracy. The app also tracks maximum and minimum peak levels, providing detailed insight into sound environments. The always-on screen feature facilitates prolonged monitoring, ensuring that users can keep an eye on sound levels without interruption. This combination of features makes Decibel Sound Level Meter a practical tool for anyone needing precise audio measurements.