【實用工具app】Sound/Audio Meter|最夯免費app-綠色工廠好玩App

Measure volumes in your environment with this fun and well-designed app. Adjust the "trim" value to calibrate your microphone, save your settings, and adjust the response rate (slow or fast). View max/min/average decibel values, and "pause" the meter to see values at any particular state using the on/off button.