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 Cool Ham Stuff:
*Don't care for the ads? Check out our paid version named Gun Shows.*Have you every wanted to go to a gun show, but had no clue when or where they were happening? Are you tired of finding out Monday that the gun show was last weekend? We have the perfect iPhone application for you! Search. Plan. Go. Find Guns displays local gun shows based on your current location. Features include: *Search Based on Location *Search Based on Day *Set Location to Any City *Works with iPod Touch & iPhone (GPS functions only on the iPhone) *Link to Maps *Admission Pricing *Listing of All Known Discounts *Contact information Updates delivered daily to the application. Never have old information again! Filter by distance or date. Set location for any city in the US. Save money with the links to any discounts that are offered. This is the app to have if you are an avid gun show or shooting enthusiast and covers the USA only.