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.
From Bizmate:
GPSei mobileDownload the free application for iPhone and iPad and publish your location on Facebook and Twitter.GPSei mobile allow your family and your friends to know where you are from every connected PC.
GPSei Mobile for iPhone
