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.
MarineVHF is a utility that lists the United States, Canada and International (ITU) VHF CHANNELS, frequencies, usage and protocols. It does NOT stream VHF bands. VHF data from: http://www.navcen.uscg.gov http://www.navcen.uscg.gov/?pageName=apps18 http://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01011.html#sched1http://wireless.fcc.gov/services/index.htm?job=service_bandplan&id=ship_stations.