App Profile: Decibel：db Sound Meter

This is an efficient and practical noise measurement tool that allows you to accurately measure noise anytime, anywhere. It provides recording, photography, and video recording to help you easily manage noise.

[Function Introduction]
Professional decibel monitoring: Dynamic real-time monitoring of decibel data.
Photo recording data: Decibel watermark shooting recording data
Real time video recording: detecting decibel changes at each time interval
Monitoring Record Report: Downloadable Decibel Detection Record Form
Decibel monitoring record: Detailed record of the detection data at that time


1.Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of the purchase
2.Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period
3.Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click on "App ID", enter the "Account Settings" page, click on "Subscription", and select "Cancel Subscription"
4.Privacy Policy: https://docs.qq.com/doc/DRkdDZUVKdUpMR1da
5.Terms of Use: https://docs.qq.com/doc/DRktSRXB2TnlqYlBY