"We noticed that your app provides the same feature set as many of the other apps you've submitted to the App Store; it simply varies in content or language.
Apps that simply duplicate content or functionality create clutter, diminish the overall experience for the end user, and reduce the ability of developers to market their apps". App rejected by this reason.
my all apps are rejected by this Reason.but one thing i cant understand i have seen other developers app that recently launched and that too similar with other apps functionlaity,so there apps accepted too.our apps are rejected i cant understand.