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QR Codes: QR Codes

This guide offers information on QR codes.

About QR Codes

qr code

QR Code - Official website

What is a QR Code?

QR codes are two-dimensional codes that can be read by camera phones. The code consists of black modules arranged in a square pattern on a white background. QR is the abbreviation for Quick Response. The information encoded can be text, URL or other data. Scanning a QR code makes it easy to view or bookmark content on your phone without typing!


When you scan a QR code you may be prompted to:

  • Bookmark or visit a website, or
  • Make a call, send a text message or save contact details.

To Scan a QR code you will need:

A phone or other mobile device with a camera and Internet access.

Android vs iPhone

Image: Android vs iPhone taken on April 10, 2009 by Johan Larsson, Accessed on 03/07/2011, Licensed under Creative Commons

QR Codes Video

This video has sound. It will also explain what QR codes are.

QR code reader apps

Many Android, Nokia, and Blackberry phones come with QR code readers pre-installed. QR reader software is available for most mobile platforms.

 Where can I get a QR code Reader App?

To find a QR code reader app:

  • Search for 'QR code reader' in your device's app store, or
  • Google the model of your device along with the term: 'QR code reader'.

or visit QR-Code Reader & Software


Having trouble scanning a QR code?

Try holding your mobile at a different angle.

  • Make sure you can see the whole QR code on your mobile phone screen.

Try moving into better lighting or turning on a light.

  • It may be difficult to scan a QR code if it is in shadow or poor lighting.
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