Decibel Sound Level Meter is a decibel detector that can detect decibels anytime and anywhere, and provide minimum and maximum average decibel values and address information. Features: -High precision real-time measurement of decibels -Provide specific location information -Real time decibel camera -Support recording measurement history -Support exporting measurement reports -Support exporting audio data Auto-Renewal 1. Payment: After the user confirms the purchase and makes the payment, it will be credited to their iTunes account. 2. Cancel subscription: If you need to cancel the subscription, please manually turn off the auto-renewal function in the iTunes/Apple ID settings management 24 hours before the current subscription period expires. After cancellation, no further charges will be made. 3. Renewal: The Apple iTunes account will be charged within 24 hours before the expiration. After the deduction is successful, the subscription period will be extended for one subscription period. Privacy Policy: https://docs.google.com/document/d/1iHbMr1mwGaNY1U1IS15koFlj44-C42iKEjDrlv9djq4/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1rG4AjNBq8T1HN3Dhnc6zEiqHWFZJ4en3p3L38Jlnjf8/edit?usp=sharing