The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Max International:
The Max Weight Loss System App allows you succeed in your health oriented goals. See detailed breakdowns of your food intake and its nutritional facts. Participate with friends and track your lbs and inches lost. Join groups or challenges to enlarge your support community. Earn badges and even expand your health related knowledge through the educational portal.