TechnologyWWDC 2013: Apple introduces new iOS 7 with ‘biggest change’Fareeha KhalidJune 11, 2013July 4, 2014 by Fareeha KhalidJune 11, 2013July 4, 2014 As earlier rumors of iOS 7, Apple has officially introduced the next version of iOS with flat design at Worldwide Developers Conference (WWDC) 2013....