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 DA Apps:
Belfast Offline Map & Guide helps you to explore Belfast, UK by providing you with full-featured maps & travel guide that work offline - without internet connection.FEATURES:-FULL OFFLINE MAPS/GUIDE - no WIFI/Internet/Roaming needed-HIGH-QUALITY ZOOMABLE MAP of Belfast + suburbs-POWERFUL SEARCH - street, point of interest, accommodation, sightseeing, etc-SMOOTH ZOOM IN/ZOOM OUT-THOUSANDS OF POINTS OF INTEREST-FIND YOUR LOCATION WITH GPS-BOOKMARK GUIDE ARTICLES & PLACES OF INTEREST-IMAGE GALLERY- Included TRAVEL GUIDE (WikiTravel) provides the following information for each city & district + lots of pictures:* Get In* Get Around Belfast* What to See in Belfast* What to Do in Belfast* What to Buy in Belfast* Where/What to Eat in Belfast* Where/What to Drink in Belfast* Where to Sleep in Belfast* Contact information* Cope* Stay safe in Belfast* Stay healthy in Belfast* Get out
+ Fixed crashes on some 3.1.x devices. Download this update only if you have iOS 3.1.X.More changes coming in the next version soon!Prev major update:--+ Universal version: iPad/iPhone/iPod Touch+ Support for iOS 3.1.X+ Guide: 'Find in page' functionality+ Guide: 'Change Font size' option+ Guide: Sections+ Maps: new compass/rotation mode+ Maps: fixed search problem with non-english characters+ Maps: add a custom pin to map+ Maps: 'Search nearby' functionality+ Maps: add a note to bookmarks+ Maps: tile issues fixed+ Guide content updated