The iOS App Store is filled to the brim with every kind of note-taking app you can imagine. But sometimes nothing beats a good ol' pen and paper. And that's what makes these Paperback sticky notes the perfect hybrid. They're designed to adhere to the back of your iPhone 5, so you can take a single note with you—like a shopping list—or slap a small stack back there for note-taking later.
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Cool! But, you need to remember the pen where else you go.