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

Android short codes: the basics Android secret short codes are numbers you dial to access hidden menus or actions on your phone.

There's a hidden language that's part of the GSM standard that can unlock hidden features on your smartphone. You can dial ...

Unlocking hidden Android capabilities with secret dialer codes Android's secret codes operate through what's technically called Man Machine Interface (MMI) codes. These specialized command ...

Check the battery health using Dial code All Android devices use dial codes. They are an integral part of the operating system and manufacturers use them to diagnose the smartphone.

Google has started rolling out customizable calling cards for the beta versions of its Contacts and Phone apps.