The Mobile Track Report for the second quarter of 2011 recently released by the NPD Group shows that the Apple iPhone 4 is the top-selling mobile phone capturing 29% of the market. What is more surprising, however, is that its older sibling, the Apple iPhone 3GS follows right at its heels. Introduced in 8 June [...]

Released in June of 2010, the Apple iPhone 4 is the successor to the iPhone 3GS. It is the fourth generation iPhone that builds and improves on the features of its predecessors and adds a few of its own. Perhaps the most obvious improvement on the previous iPhone is the stainless steel frame that has [...]