<p>Apple product lovers, your iPhone and iPad interfaces will look radically different this year.</p><p>At Apple's annual Worldwide Developers Conference (WWDC), held at the Moscone West Center in San Francisco, Apple CEO Tim Cook and other company executives unveiled new operating systems, iOS 7 for i-devices and OS X Mavericks for Macs, as well as a new version of its MacBook Air and a sneak peek at the next MacBook Pro.</p><p>Although Apple didn't announce any new iOS devices, the big redesign featuring an array of new software upgrades in the iOS 7 operating system will make existing devices seem new.</p><p>"We want to make the best product that people use more and love more than anyone else's," Cook said.</p><p><a href="http://abcnews.go.com/Technology/apple-ios-sleek-elegant-software-redesign-iphone-ipad/story?id=19364781">Keep reading...</a></p>