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.
From World Of A:
It is a n analog clock but with a twist. When you start the app the numbers start to float all over the screen. Also you have the option to with off the lights in the app which is cool.