All Mobile secret Code 2021 : Device Testing is one of the best mobile secret codes App. Mobile secret Code 2021 or device testing app allows you to access the Hidden information. Android device have a lot of hidden information of mobile and OS it’s seems difficult to find and access. Apps contain the Mobile Secret code of all phone device such as Samsung iPhone Oppo Huawei secret codes etc.
Mobile secret code There are lots of hidden settings and information available of your phone that can be accessed by dialing secret codes only.
Get access to All Mobile Secrets codes or mobile trick to know hidden information of your android phone.
Features:
>Device Tests
Display Test
Multitouch Test
Loudspeaker Test
Ear Speaker Test
Microphone Test
Vibration Test
Wi-Fi Test
black screen touch
mobile data test

* mobile secret codes or device testing app is easy to use you can "Copy" secret code and paste to dial. And you also share each code to your friends.
mobile trick is also easy interface and show detail about all phones
* Problems of Mobiles
* Other Android Codes
* Common Secret Codes
* Operating device information
* Drawable information
* Device information
* Density information
* General Info:
* Manufacturer
* Phone Model
* Device Type
* Product Name
* Country of Origin
* Manufacturing Date
* Knox Warranty Void
* Color
* Product Code
* Original CSC Code
* Firmware's CSC Code
* Active CSC Code
* Available CSC Codes
* CSC Country
* Mobile Operator
* Android Serial Number Hardware
* Chip
* GPU
* Modem Board
* Hardware Revision
* Total RAM
* Sound Card
* Sensors
* Battery
* Get all cell secrets and techniques codes of all cell models.
*Get important points of hardware & software.
* Know records of android device
* Android Firmware version
* GPS Test
* Do General Phone Test
* Real Time Check Test
* PDA & telephone information
* Packet Loopback Packet
*Service Menu
*Test Photograph RGB
* Unlock Device
* Reset Device
* Engineering mode
*Network test
* WLAN test
* And loads extra of codes available.
* Repair Mobile
Some example of All mobile Secret code :

SAMSUNG
*#0*# - General Test Mode

SONY
*#*#7378423#*#* - Service Tests - Pressure Sensor

HTC
*#*#4636#*#* - HTC Info menu

OPPO
#800# - Enter engineering mode

APPLE
*3001#12345#* - Tap Call. Enter Field Mode. Field mode reveals many of the inner settings of your iPhone specifically up-to-date network and cell information.

=>Notes:
Some manufacturers not allow the use of these codes and they may not work on your device. By using secret codes you can change some of your device settings. Use at your own risk! ***

=>DISCLAIMER: This info is proposed for qualified users. It is not planned for basic users hacks or mobile thieves. Please do not try any of following methods if you are not familiar with mobile phones. We'll not be responsible for the use or misuse of this information including loss of data or hardware damage. So use it at your own risk.
Note: We will not be responsible for any damage of your phone no will be responsible for any damage.
Thank you