In the age of mobile phones and Smartphones, ‘Mobile app design software’ is a commonly heard term. A mobile app design software is small software applications that run on mobile phones or other mobile devices and serve some specific function or provide information on a particular topic. Some examples of the mobile app that usually every smartphone comes preloaded with, are: calendar, calculator, e-mail, clock and weather information. Additional mobile apps can be downloaded on the phone through mobile app store native to the Operating System of the phone you own, such as Apple’s App Store, Google Play, Windows Phone Store and BlackBerry App World, which are the distribution platforms for these apps.