QR Code Scanner+ funktioniert nicht

You can create and share QR codes for SMS, Website, E-mail, Phone Number or any text! - Access to daily updated UPC database with more than 150 million product information and reveal product details just after scanning a barcode! - Keep a detailed history of all your scans in the cloud for easy access anytime. - Create custom barcodes or QR codes like Phone Number, Web Address, Text, SMS, E-Mail, etc.. - You can easily share any code from your history. - You can use both front and back cameras and the flashlight feature for poorly lighted areas. - Supported barcode types: UPC-E, Code-39, Code39Mod43, Code-93, Code-128, EAN-8, EAN-13, Aztec, PDF-417, ITF-14, Data Matrix, Interleaved 2 of 5.  QR Code Scanner+ premium subscription includes; unlimited QR code/barcode scanning, custom QR code/barcode creating, access to daily updated 150+ million product information and cloud history support for scanned items.  You can manage and cancel your subscriptions by going to your App Store account settings after purchase. 7-days trial offer is limited to one 7-days trial offer per user.  Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription.  After the free trial this subscription automatically renews unless it is canceled at least 24 hours before the end of the trial period.  Search a barcode inside 150+ million products sourced from big retailers and e-commerce sites all over the world.  Your Apple ID account will be charged for renewal within 24 hours before the end of the trial period.  Best QR Code & Barcode Scanner App with Powerful Features!  You can scan all types of QR codes and barcodes.  Just point your camera at the code!  All prices include applicable local sales taxes.