You could access numerous useful iPhone features by typing in a few secret codes on your device. Lots of the codes work whether you have an old or new iPhone and they can let you do things like ...

It may come as a surprise to many, but there are several hidden iPhone codes that have been part of the iOS user experience for years now. And though most users might find these secret codes more ...

By entering certain strings of numbers and symbols into your phone's dialer, you can gain access to a world of hidden ...

To find your iPhone's IMEI, you can use the Settings app, Phone app, Finder, or iTunes. You can also find the IMEI in the SIM tray of your device. If you don't have your iPhone with you, you can find ...

Coders have a storied tradition of creating back doors in programs (or sometimes just fun little Easter eggs) that can only be accessed with a special "key." This has happened for almost as long as ...