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 Coconut Info:
Speak Hawaiian Place Names is offered to visitors, new residents, or anyone interested in learning the proper pronunciation of Hawaiian place and street names using the iPhone. Touch a place name and hear native speaker Kaupena Wong pronounce it on your iPhone. Kaupena is a National Endowment for the Arts national heritage fellowship winner celebrating artistic excellence and cultural authenticity and diversity.Over one hundred-sixty place and street names are presented along with proper Hawaiian diacritics and audio.Fully tested and compatible with iOS 4.2 on iPad and iPhone, including the iPhone 4.For more info visit www.TouchHawaiian.com/places.html