Have you ever wonder what hidden functionalities and options does have your phone? You can find it out with this app. This app consist of two types of secret codes. The first one called ''Secret Codes'' consist of all hidden codes available in your device. This app will show you all of them, but some of them may just do nothing. The second one called ''Dialer Codes'' consist of known codes that may work on your device. This kind of codes must be entered directly in your Dialer. Note that there is a probability, that none of this codes will work on your device.