QR Code Reader is a free barcode reader app for Android phones and tablets. It can read and decode an assortment of barcode types, including ISBN, EAN, UPC and many others. It is the best and fastest tool for decoding barcodes and therefore allowing the process of transactions to finish up in seconds.

It supports a variety of barcode types and can automatically scan and read them. It can also save the scanned items in a list for you to quickly access them later.

It has a simple and clean user interface, so it's very easy to use. You can easily use it without any training.