Decibel Reader is a noise monitoring instrument that provides professional sound dB measuring and uses the most accurate measurement method to measure the ambient noise decibel.
You can measure the ambient noise anytime and anywhere through it, and generate noise monitoring reports for you to view.

Decibel Level Table:
0-20dB extremely static that you could hardly feel it
20-40dB quiet, like whispered sweet talk
40-60dB normal decibel conversation in an ordinary room
60-70dB noise, decibels of speaking loudly
700-90dB noisy and damages nerve cells
90-120dB extremely noisy, injured hearing

Key Features:
High-precision measurement results
Elegant and intuitive dashboard
Automatically save measurement records
Display Maximum and minimum values in real time



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* Choose from different subscription options. Our standard subscription options are:
1-month Subscription $7.99/month
1-year Subscription $39.99/Year

* Subscription payments will be charged to your iTunes account at confirmation of your purchase and upon commencement of each renewal term.
* Subscription with a free trial period will automatically renew to a paid subscription.
* You can cancel your subscription or free trial in the iTunes settings at least 24-hours before the end of the free trial period. The cancellation will take effect the day after the last day of the current subscription period and you will be downgraded to the free service.
* Please note: any unused portion of a free trial period (if offered) will be forfeited when you purchase a premium subscription during the free trial period.

Terms of Use: https://sites.google.com/view/decibelmeterreader-servicetou/home
Privacy Policy: https://sites.google.com/view/decibelmeterreader-servicepp/home