iOS is a mobile operating system created and developed by Apple – an operating system is like a foundation that everything else is built up on.
iOS works on the iPhone, iPad, and iPod Touch.
Our most popular questions
Adding a contact to your iPhone
Adding an appointment in your Calendar
Adding an email account on your iPhone
All about the calendar app on your iPhone
Buy music on iTunes
Change your Apple ID password
Changing the volume on your iphone
Changing the weather to Fahrenheit
Check if your phone is online
Check whether your iPhone has mobile data switched on