Decibel meter shows sound levels using the internal microphone
Live needle gauge displays current noise/sound level. You can find reference on the noise level to everyday circumstances like Whisper, Quiet Residential Area, Quiet Office Area, Normal Conversation, Traffic, Alarm Clock, Busy Street, Factory Machinery, Subway train, Concert Hall, Jet Planes, Ambulance siren etc.
Shows sound levels on a chart to easily detect the highs and lows. You can mouse the sound meter to analyse the data.