QR Codes - Barcodes with a Multitude of Uses

QR code is a special two-dimensional barcode that can be encoded with various attributes. These attributes include text, webpages or websites, perhaps even contact data, like a vCard.

The qr code above reflects this webpage. If you shoot this image with a qr code app on your smartphone, you will be able to navigate directly to this webpage. This technique is very handy if you are on the run, and do not want to bookmark a webpage, then email the link to where-ever you would like to direct it.

QR codes can be read using apps developed for smartphones or tablets. To find an app for your device, simply open your app market on the device and perform a search using keywords similar to smartphone code scanner.

This qr code is set to invoke a search on smartphone code scanner, which is useful for you, if you already have a qr code reader, but want to search for other ones. Again, depending on your reader, you can open the link in your device's browser, email it, send it as a text message, copy the text of the link (url), or share it via email, bluetooth, Facebook, etc.

This qr code is also a web link, so folks without qr code readers can simply click on it with their pointer and get the link destination as well.