iPhone is an integrated cellular telephone with flush multi-touch screen and internet-connected multimedia, designed and marketed by Apple Inc., that is being yearned by everyone these days. It is a revolutionary phone that needs minimum hardware input. In addition to its primary function as a cellular telephone, the iPhone includes music and video player, digital camera, PDA, and an Internet communications suite. iPhone applications are software programs that can be downloaded to the phone to give it new features. But iPhone applications need a different approach than the general desktop applications as the features of desktop applications might be unfeasible in the iPhone Applications.