The Apple Iphone 4 is one of the most popular of all android phones.  In fact, it is one of the most popular cell phones of all time. This phone has a 1GHz processor, and its operating system is the iOS 4. The Apple Iphone 4 has an internal memory of 16GB, which is upgradeable to 32GB with a flash drive. This phone features a 5 Mega Pixel still camera with LED flash, photo and video Geotagging, and...