The official App Price Drops app from Apple Sliced (http://applesliced.com).
Apple Sliced has always helped you track the lowest prices on Apple products, but now we also help you find the best app deals for the iPhone and iPad!
App prices are constantly in flux, so we track price changes for all the top apps in the iTunes App Store. View price drops by Popular apps, Free apps, and several other categories.
App Price Drops is the cleanest and simplest way to find the best deals on popular apps (while also discovering other great apps).
If you have any questions, please visit http://applesliced.com/ask and we will respond promptly.