The Apple iPhone 4 is yet another addition to the Apple family and can amaze everyone with its fantastic features. Loaded with features this mobile phone is actually a very trendy one to use and can give any user all that they want in a mobile. Design and build quality The Apple iPhone 4 8GB is a slim mobile with high version features and the rear side of this phone is made of tough glass. The keyboard is touch type so using the same is very easy.