Sound Level Meter

Displays the noise level chart and decibel values (min, average, and max) by measuring sound pressure level on a logarithmic scale

What is Sound Level Meter?

Sound Level Meter is a Chrome extension designed to protect your hearing by accurately measuring and displaying the environmental noise levels in decibels. It utilizes your microphone's raw data to measure the sound pressure level (SPL), providing RMS data compared to a reference volume level. Other features include graphical view of last 300 samples and statistical results showcasing min, average, and max values of the recorded samples.

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Extension stats

By: chandler.stimson

View on Chrome Web Store

Users: 3,000+

Rating: 3.67 (3)

Version: 0.2.0 (Last updated: 2021-12-11)

Creation date: 2021-04-05

Risk impact: Very low risk impact

Risk likelihood: Very low risk likelihood

Manifest version: 3

Permissions:

storage
contextMenus

Size: 124.93K

Email: ch*****@gmail.com

Ranking

# 19099 ▼ 40

Other rankings

#842 in Developer Tools ▲ 5 #19 in level keyword 40 ▼ 3 #110 in sound keyword 47 #136 in graph keyword 10 ▼ 4 #193 in reference keyword 12 ▼ 10

Other platforms

Not available on Firefox

Sound Level Meter (v0.1.0)

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Extension summary

Analyze keywords

This extension displays the current environmental noise level in decibels (dB). The extension can be used to detect harmful environmental noises or to protect your hearing.

This extension offers a popup view to precisely measure the sound pressure level (SPL) all around you by sampling your microphone's raw data using an AudioWorkletProcessor node. The extension displays RMS data in dB compared to a reference volume level. It supports a graphical view to see the last 300 samples in a graph. It also shows statistical results such as min, average, and max values of the recorded samples.

Features: