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.
Do you remember your shoe size? What about your bank account number? Passport number? Blood type? Wedding Anniversary?LifeStuff is an app where you can store all of life's little numbers, words and dates so that they're on hand when they are needed.