The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Select a nice postcard, customise an image from your own photo library, compose your message, add them together and you are almost finished. Remains to send it to your girlfriend / boyfriend to make them a surprise, but for that you must buy the FULL version.