You don't need to buy a scanner to sign, scan and send official documents -- just follow these steps to use the scanner right on your iPhone.

Credit: Screenshot Notes If you have an iPhone, are in dire need of a PDF scanner, and don't want to download a new app, you can scan by using your pre-installed Notes app. Simply tap on the camera ...

When you open the Files app, tap the “More” button. Press “Scan Documents.” Like with Notes, if your phone is on Auto Mode, it will automatically scan.