Want to know what noise level is around you
Decibels: dB Sound Level Meter
What is it about?
Want to know what noise level is around you? in the restaurant? in the train? in the office? This app will show you.
Decibels is FREE but there are more add-ons
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$1.99
Strip Chart Recorder
App Store Description
Want to know what noise level is around you? in the restaurant? in the train? in the office? This app will show you.
+++++ Thank you for the nice comments +++++
Features:
- Smooth analog display of dB(A)
- Take photo with sound level display
- Share, print, and store sound level photos
Extra Features (with purchase):
- Select frequency weightings A, C, and Z
- Record decibels on beautiful strip charts
- Annotate the strip charts
- Share, print, and store the strip charts
This app uses the internal microphone to estimate the sound pressure level in decibels (dB SPL).
Examples:
- quiet bedroom at night: 30 dB
- average home: 50 dB
- vacuum cleaner, 1m away: 70 dB
- jet aircraft, 50 m away: 140 dB
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