This iPhone case comes with set of designs and a bundle of threads for you to cross-stitch and jazz up your iPhone the way you like it (Photo: Connect Design)
Get creative with 'iFoolish' iPhone case; it comes with built-in stylus (Photo: Mashable)
This iPhone case has a built-in measuring tape concept. It can come in handy for the ones that work with tools (Photo: Yanko Design)
This one’s not just adorable, it’s as functional too. The curved tail of the iWhale allows user to hang it while watching videos, it has space to carry headphones and the whale’s blowhole is actually a headphone jack (Photo: Yanko Design)
This Readycase is a multi-functional iPhone case. It has an integrated multi-tool, an integrated USB stick that can also be used as a multi-angle stand, a headphone clip and an integrated lens ring. (Photo: ReadyCase)
Best way to keep your earphones from tangling up or from losing them altogether (Photo: Belkin)
A wallet for carrying your iPhone? No, an iPhone case for carrying your money (Photo: Etsy)
This one’s no way just an iPhone case, it has a built-in swiss knife (Photo: Pinterest/makeuseof)
Looking for a mirror for touch-up? Just flip over your iPhone (Photo: Mashable)
Never give up your childhood! This iPhone case has a built-in maze (Photo: PureGear)