Smart phones is a mobile phone that has a high level of ability, sometimes with computer-like functions. Currently no standard definition of the factory that determines a smart phone. For some, the smart phone is a phone that works using the entire operating system software that provides standards and fundamental relationships for application developers. For others, just a smart phone is a phone that provides advanced features such as surel (electronic mail), internet and the ability to read electronic books (e-books) or there is a keyboard (either built-in or external) and a VGA connector. In other words, smart phones are mini computers that have the capability of a phone.
Growth in demand for sophisticated portable devices everywhere make great advances in processor, memory, display and operating system that is out of cell phone lines since the last few years.