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Decibel Meter

Measure ambient sound levels in decibels (dB) in real time using your microphone. Records average and peak values with noise level reference.

0
dB
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Peak Level
0 dB
Average
0 dB
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How to Use

Step 1

Allow Microphone

Allow Microphone

Allow browser microphone access to start measuring

Step 2

Real-Time Measurement

Real-Time Measurement

Ambient sound levels are displayed in real time as dB values and a meter

Step 3

Check Results

Check Results

Review average, peak values, and sound level reference

Features

Real-Time Display

Shows decibel values in real time with a meter and graph

Sound Level Reference

Shows where the measured value falls on everyday noise levels (conversation, train, etc.)

Statistics

Automatically records average, maximum, and minimum values during measurement

FAQ

Accuracy depends on microphone quality, so it is not as precise as a dedicated sound meter. Use it for relative comparisons and noise estimation.