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Decibel Meter

Measures browser-based sound levels in dB using a microphone, with real-time updates, min/max/average tracking, and a live trend graph.

A browser-based sound level meter that measures environmental noise in decibels using a device's microphone, providing real-time readings for everyday noise checks and reference estimates. It targets individuals, educators, safety professionals, and homeowners who need accessible sound measurement without dedicated hardware. The tool is delivered as a free web application, processing audio locally to ensure privacy, and is positioned as a convenient alternative to certified sound level meters for non-critical use.

Key features

  • Real-time updates with 100 ms refresh rate
  • Wide measurement range from 30 dB to 130 dB
  • Statistical tracking of min, max, and average
  • Multilingual interface
  • Live trend graph of sound over time
  • Noise comparison charts
  • Local audio processing for privacy
Social posts
  • No social media activity within the last 30 days
GTM channels
  • No GTM activity detected
ICP
  • Consumers general
  • Educators institutions
  • Healthcare providers