iPhone is one of world's most popular mobile phones. Launched in 2007, iPhone combines basic features of modern mobile phone (phone calls, text messages, etc) with many elements of functionality of laptops (Doole, 2008, 11).
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iPhone is the touch screen, multimedia, Internet-enabled smart phone which is now in its fourth version (in summer of 2010) launch. iPhone is different from its competitors due to its touch screen technology and the unique system based on applications, with last one that allows consumers to download applications approved by Apple store that adds more functionality to phone (Chakravorti, 2010, ...