The best way to clean dirt, grime, grease, and grit off all your iOS devices without damaging them or their oloephobic coatings How should you clean your iPhone, iPad, or iPod touch screen? Should you stick with a dry cleaning cloth or is it okay to use a cleaning solution? If so, what kind of solution is safest? From everyday usability, to applying screen protectors and stickers, to reducing the risk of scratches, keeping your iOS screen clean is something we get asked about a lot. And while it's not a DIY repair , it's every bit as important to know. First off, if you own an iPhone 3GS or any iPhone, iPad, or iPod touch that came out after it, you're device has an oleophobic coating. This coating works to help prevent fingerprints and also makes it a lot easier to wipe them off using nothing but a dry cloth and in some instances, even a pant leg or inside of your shirt. Older devices don't have this coating and you may find you'll need to use a bit of wat...