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 Massively Overrated:
Securely use the same password everywhere.KeyGrinder uses a simple algorithm to build secure passwords out of easily-remembered information. All you need is a simple word or phrase, and KeyGrinder does the rest.- No need to remember complex passwords- Passwords aren't stored in the app or on our servers- Use the same password to generate multiple secure passwords- Or use a different password every time for extra security- Our algorithm means that the same address/password pair will create identical secure passwords within the app and on our website- Lose or forget your iPhone? Grind your passwords again at keygrinder.com- No opportunity for data corruption- Maintain a list of favorite URLs- Passwords are automatically copied to the pasteboard for faster use- Included bookmarklet makes grinding passwords even easier- Turn on Speed Mode and launch the browser immediately when you tap "create"- Get in and get out with KeyGrinder's simple, elegant interface- Inspired by and compatible with Stanford University's PwdHash projectKeyGrinder makes it easier than ever to practice good password policy.