The Secret Codes book of mobiles is an open-source application that allows you to scan your device and discover its hidden functionalities.

All mobiles have a serial number, and the application will scan it and show you all the information that you can find on your phone. The data are divided by categories, so you can easily access the information that you want.

This application is free and easy to use, and the most important thing is that it is open source. This means that you can download it from the Google Play Store and use it for free.

This application can work on all devices that use Android, but it is optimized for mobiles.