Decibellimeter 3 shocked! This time, your mobile phone is a professional decibel testing instrument, which can provide you with noise detection anytime and anywhere. Characteristics of decibel meter 3: -New military level algorithm -New UI page design -New noise animation -New professional national standard weighted detection engine -New noise recording capability -New professional noise rating system -New AI real-time environment noise source visualization engine More functions will be launched in the following versions, please wait! *Note: Although we provide high-precision algorithms, due to the hardware specification limitations of mobile devices such as mobile phones, they cannot completely replace professional equipment, and the data are only for reference. Get subscriptions: 1. Pure without advertisement 2. Decibel test is more sensitive and accurate 3. Free use of all toolkits *Our standard subscription options are: It provides the subscription options of continuous subscription after VIP free trial, VIP continuous package week, VIP continuous package month and VIP continuous package year. During the subscription period, you can permanently say goodbye to the advertising disturbance; Decibel test is more sensitive and accurate; Free use of all toolkits; Get more functions to experience first. *When you confirm your purchase and at the beginning of each renewal cycle, we will charge you a subscription fee from your iTunes account. A subscription with a free trial period will automatically be renewed as a paid subscription. At least 24 hours before the end of the free trial period, you can cancel your subscription or free trial in iTunes Settings. The unsubscription will take effect on the last day of the current subscription cycle. Once the unsubscription takes effect, your subscription service permissions will become invalid. Privacy Policy: ttps://pages.flycricket.io/fen-bei-ce-shi-yi/privacy.html User Agreement: https://pages.flycricket.io/fen-bei-ce-shi-yi/terms.html