Whether you dropped your iPhone into a mess or haven't bothered to clean your iPad in a while, you're eventually going to want to clean out that charging port.

We may receive a commission on purchases made from links. From one iPhone generation to the next, Apple has done a phenomenal job at equipping its mobile lineup with state-of-the-art camera tech.

Forbes contributors publish independent expert analyses and insights. Brad Moon covers audio gear, Apple products and consumer tech. Apple sells a lot of iPads. And because buyers like to protect that ...