Codes for android devices including network, GPS, and hard reset are contained in this book App. One of the best apps for mobile secret codes is the Mobile tips & tricks phone test.

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Get the latest technology tips and tricks for your Android phone. As well as learning about your Android phone, you will also gain a lot of knowledge. Step-by-step instructions are provided for all tricks. Keep up with our Mobile Tricks app to learn more.

Among Android's secret codes are Networks, WLANs, Firmware versions, factory tests, PDAs, IMEI numbers, Super Modes, Updates, Reset Devices, Unlock Devices, Recover Forgotten Patterns, Engineering Modes, GPS Test Modes, Machine information, and Test Photographs.