Talk to me.
I don't see why not, that of course depends on the brand.
Ummm....thanks?
Ummm....thanks?
I believe the Apple folks said "yes, but..." with the caveat being that the opening for the camera is different because of the dual-flash update in the 5S. A 5 case may interfere with the 5S flash.
It really depends on the protector and how wide is the home button cut