no need adjust barcode quickly scan barcode and QR code,

The first QR code scanner in the world with hypersonic speed.
• See "In-App Preview" before opening the site in a web browser.
• Easily detect the code even in low light and low resolutions.
• Easily detect code from off-angle images.
• Scan stored QR code from photos taken in the camera library.

QR Scanner is the fastest powerful scanner and quick barcode and QR generator in the entire Android app market.
Now it is available with a simple and clear design.
Better version of the QR barcode scanner is scanning all barcodes and QR codes in milliseconds.
Apart from this, you can generate all kinds of QRs and barcodes with slight interaction.

QR / Barcode Scanner is one of the best in the Google Play market and is essential for every Android device.

To scan any code, just open the app and align the code. The QR code and barcode scanner will automatically recognize any QR code or barcode. When scanning the code, if there is text in it, you will see it immediately or if it is a URL you can browse the site by pressing the browse button.
Scan product barcodes with QR and barcode scanners in stores and compare prices with online prices to save money. The QR and Barcode Scanner app is the only QR code reader / barcode scanner you will ever need.