Decibel - Pro Noise Detection

The Decibel Tester is a professional - grade noise measurement tool designed to provide users with accurate and convenient noise decibel detection services. Whether at work, during study, or in daily life, we need a reliable decibel measurement tool to safeguard our auditory health and environmental quality. The Decibel Tester is your ideal choice.
【Core Features】
Real - time Decibel Detection: The Decibel Tester adopts advanced acoustic sensor technology, which can measure the noise decibel value of the current environment in real - time, ensuring the accuracy and reliability of the data.
View Historical Records: The app provides a historical record function, enabling users to view past noise detection data at any time, so as to better understand the noise change trends.
Noise Level Classification: According to the noise decibel value, the app will automatically classify the noise level, helping users more intuitively understand the current environmental noise situation.
【Applicable Scenarios】
Workplaces, study environments, home life, outdoor travel
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You need to subscribe and purchase to use the above functions.
When you confirm the purchase and at the start of each renewal period, the subscription fee will be deducted from your iTunes account.
Renewal: The Apple iTunes account will be charged within 24 hours before expiration. After a successful charge, the subscription period will be extended by one subscription cycle.
Cancel Renewal: You can cancel your subscription or trial at any time by going to the iTunes account settings and canceling the subscription. Otherwise, it will be automatically renewed. This operation must be completed 24 hours before the end of the trial period or any subscription period to avoid being charged. Subscriptions with a trial period will be automatically renewed to a paid subscription.
Subscriptions can be managed by the user, and auto - renewal can be turned off in the user's account settings after purchase.
When you purchase a premium subscription during the trial period, any unused portion of the trial period (if provided) will expire.
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Regarding the Application Terms
《User Agreement》https://docs.qq.com/doc/DZmN5YUtoS1Z6RWNa?no_promotion=1
《Privacy Policy》https://docs.qq.com/doc/DZm51dVNRenpheW9u?no_promotion=1