Type in a few numbers and symbols on your dialer and discover powerful tools, system info, and settings buried deep in your phone.

Use these codes to forward calls, pay your bill, check balances, etc. Some of the codes work only on certain carriers or devices. One of the codes also might erase your data, so use with caution. I've ...

There's a hidden language that's part of the GSM standard that can unlock hidden features on your smartphone. You can dial codes to check your bill, data usage, forward calls, hide your caller ID, and ...