It's easy to download a PDF document on an iPhone and save it to an app like Apple Books or iCloud Files. Here's how to do it.

How to use it: To match your icons to your phone, press and hold on your iPhone Home Screen to go into jiggle mode, tap “Edit,” “Customize,” then “Tinted.” Underneath the color and opacity sliders, ...

It's easy to unzip files on your iPhone and save all of the contents to your phone with the help of free apps. Here's how to do it using the iZip app.