The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
Number clock is an actual functional digital clock but with a fun new interface. Number clock presents all possible number combinations and highlights the current hour, minute, and second numbers. Use Number Clock as a fun, interesting and elegant new way to display the current time.