Even then , it took another few years before Android was good enough to go toe to toe with iOS , Apple 's mobile operating system . Mobile-gadget rivals are leapfrogging Apple with useful features not on iPad , the United States . This success is most apparent with Apple 's biggest mobile rival , Samsung . Samsung is more nimble than Samsung at improving its devices through software updates . With Samsung , Galaxy Note has a category of phone people did n't know they wanted .
Mobile-gadget rivals are leapfrogging Apple with useful features not on iPad , the United States . This success is most apparent with Apple 's biggest mobile rival , Samsung . Samsung is more nimble than Samsung at improving its devices through software updates . With Samsung , Galaxy Note has a category of phone people did n't know they wanted .