Decibel Meter：Sound meter vs QR Code Scanner

A decibel meter is an environmental noise detection tool that can measure the decibel values of surrounding sounds in real time, helping you quickly understand the current noise situation in your environment. It supports real-time decibel monitoring, noise level display, historical record viewing and other functions, and is suitable for various scenarios such as study, work, sleep, decoration and transportation. Core functions: 
 • Real-time detection of environmental noise decibels 
• Dynamic dashboard display of sound changes 
• Support for recording maximum, minimum and average values 
• intelligent analysis of noise levels 
• simple and intuitive operation interface 
 • low-latency and high-precision measurement experience Generate a test report Whether at home, in the office, on the street or in a construction environment, a decibel meter can help you easily grasp the intensity of sound and pay attention to environmental noise health. The application requires the purchase of an in app member to use the decibel monitoring, photography, and video recording functions. Three days of free trial, and after three days, the subscription price will be restored to $5/week for automatic membership renewal. You can cancel at any time in the app store subscription management. Auto-renewal service statement :
1. Payment: the payment will be credited to the iTunes account after the user confirms the purchase and makes the payment; 2. Cancellation of Renewal: If you need to cancel the renewal, please manually turn off the automatic renewal function in the iTunes/Apple ID Settings Management 24 hours before the expiration of the current subscription period. No further charges will be incurred after cancellation. 3. Renewal: The Apple iTunes account will be charged within 24 hours before expiration. Once the deduction is successful, the subscription period will be extended by one subscription period. Privacy policy: https://docs.google.com/document/d/1eDBdPSol2jN8da29nTZ0Zjl0XTraFmYIn7xmfH49y48/edit?usp=sharing Terms of use: https://docs.google.com/document/d/1nrbGaaYQgOmvdyBEaNisdU8XTD8siGZhBjuYBdnzlzg/edit?usp=sharing

Fast scanning, one click generation, personalized beautification, one solution for all QR code and barcode needs. Whether it's daily QR code scanning and reading, product information inquiry, or custom generated QR codes and creative decoration for QR codes, they are all simple and efficient, ready to use and go. [Core Function] Versatile scanning: Quickly identify QR codes and barcodes, automatically parse content, stable and accurate Custom generation: Enter text and website links to generate high-definition QR codes with just one click ・ Creativity and beautification: support the editing of two-dimensional code style, color matching and decorative elements, and create exclusive good-looking codes Lightweight and easy to use: The interface is simple, with no unnecessary operations, and QR code generation is done in one step Download the QR code now: Scan the QR code and barcode to make scanning and coding easier and more visually appealing. Subscription rules 1. Payment: After the user confirms the purchase and makes the payment, it will be credited to their iTunes account; 2. Cancel Renewal: To cancel the renewal, please manually turn off the automatic renewal function in iTunes/Apple ID settings management 24 hours before the current subscription period expires. Once cancelled, no further charges will be made; 3. Renewal: The Apple iTunes account will be charged within 24 hours before expiration, and after successful charging, the subscription period will be extended by one subscription period. Privacy Policy: https://docs.google.com/document/d/15ckNumZyd6baH3MHIHtDrAGvsOMZ-z-j5xY5YKpM9OU/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1g72fdybBXRNk3Nng0a0O1mWY85Go5ClS6RitbX0m2Yw/edit?usp=sharing