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 Clickfarm Interactive:
MANICA Architecture provides its clients with the unique combination of large scale project experience and the personality and creativity of a boutique international design studio. And unlike many large architectural firms that specialize in projects of similar scale, MANICA is dedicated to ensuring that all of its clients are given the personal attention and unparalleled expertise they deserve. The MANICA app invites users to learn more about the evolution of sport venue design and to view both current projects on the drawing board as well as relevant past project experience of the office and its Director David Manica.