QRQR is a fast and efficient QR Code® reader app that has been upgraded with new features. The app can read small and detailed QR Codes® quickly and easily. It can also read barcodes and Frame QR® developed by DENSO WAVE INC. Additionally, the app can create a QR Code® and share it on social media. The new login function allows users to transfer app data to other devices. However, users need to backup from the app menu before transferring the app data. The AR function is disabled from version 2.0.

QRQR has numerous functions, including QR Code® Reader, Barcode Reader, and the ability to automatically generate links to product pages of services after reading barcodes. The app can also read FrameQR®, QRQR Wi-Fi, preview websites, display confirmation messages, read/delete read history, and copy read-out contents. It is compatible with URL Scheme, allowing direct launching from other apps. The launch command is "qrqrq://".

The new features of QRQR include changing the app name and adding the login and transfer function. The app asks for information access permission to enable features such as creating a QR Code® for contact information, using GPS information to create map QR Code® and connect to QRQR W-Fi, and accessing photos and cameras to read QR Code® on the device. Users can change the permission settings on their device depending on their use. QR Code® and FrameQR® are registered trademarks of DENSO WAVE INC., and "QRQR" uses the QR decode engine developed by DENSO WAVE INC.

In summary, QRQR is a fast and efficient QR Code® reader app that has been upgraded with new features, including the login and transfer function. The app can read small and detailed QR Codes®, barcodes, and Frame QR®. It can also create a QR Code® and share it on social media. The app has numerous functions, including QR Code® Reader, Barcode Reader, and the ability to automatically generate links to product pages of services after reading barcodes. The app asks for information access permission to enable features such as creating a QR Code® for contact information, using GPS information to create map QR Code®, and accessing photos and cameras to read QR Code® on the device.