Using QR Codes On Android


qr-codesA QR code (quick response code) is a two dimensional bar code that consists of black squares arranged in a grid on a white background.

They are very similar to bar codes but are two dimensional and can contain much more information.

They can be read by a QR scanner or reader and contain information like production information,web addresses, email,device setup information etc.

You can even find them on walking trails –Site QRcodes and unexpected Hiking asset and for storing your medical information.

On Android phones and tablets you need a device equipped with a camera and a QR Reader App.

Getting a QR Reader or Scanner

Because of the growing use of QR codes A QR Code readerĀ APP is one of the must have APPs on your Android phone or tablet.

To get an APP just go to the play store and search for QR reader:

qrcode-readers

You may want to download a few and see which one you prefer as some are much easier to use than others.

Creating QR codes

There are many online websites that let you create QR codes for free.

The QR code on this page was created using qrcode-monkey.com website.

The size the QR code needs to be depends on the distance between the QR code and the camera doing the scanning. A QR code appearing in a magazine can can scanned from a short range and so can be small. See this article for more details

Using QR codes

This video shows you how to use QR codes and explains some possible uses:

Resources:

Related Tutorials

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