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 Campus Crusade for Christ Australia:
Satisfied in your Christian walk?Accompanying the hugely successful Knowing God Personally comes Satisfied. With content adapted from the classic Have You Made the Wonderful Discovery of the Spirit-filled Life? Satisfied is a wonderful tool for helping other Christians understand what it means to walk in the power of the Holy Spirit and enjoy a free, abundant life!This app helps you explain to others how to enter into a life controlled and empowered by the Holy Spirit and how to live in moment-by-moment dependence on Him. Many have learned to live an abundant life, which Christ promises by following the simple truths compiled in this app.