QR Code , Barcode Scan app analytics for May 21

QR Code scanning and reading generator software QR Code is a tool for creating scanned QR codes. It has the following characteristics: 1. Scan the code for quick recognition 2. Create personalized QR codes to expand social networks 3. Personalized customization of QR codes 4. View records at any time 1 Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of purchase II Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period III Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click "App ID", go to the "Account Settings" page, click "Subscription", and select unsubscribe IV Privacy Agreement and Terms of Service: https://docs.qq.com/doc/DU1NCd09Pd1NSaHpp 5、Terms of Use: https://docs.qq.com/doc/DU2NEQmlnWFhlaHRi