QR code or Quick Response code is basically a two-dimensional barcode that decodes content at a higher speed. But before we begin, let’s first understand the QR code. In this tutorial we will learn how to read QR code with Android using the android QR scanner library and zxing. However, on some smartphones, you may need a QR code scanner to access QR codes. And it does not require any specialized hardware such as barcodes. Unlike barcodes, QR codes can be scanned accurately with a smartphone by allowing the camera to scan. Here is a QR code example that contains the URL of Space-O Technologies.

Both QR codes in Android and iOS represent a small string such as an abbreviated URL and / or a contact number. Simply put, QR codes are images or data arrays designed to be read by all machines, just like barcodes. You may also have noticed ads and / or certain branded products.

So let’s get started! IntroductionĪfter barcodes, QR codes have become universal in recent years. In this tutorial we will learn how to use this library to read the QR code in the Android app.

To be an Android developer, you must want to know how to use Zxing which is one Android QR code scans library.

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