Today I would like to share one of the hidden best secret of Android operating system. If you would like to know who accessed Apps from your phone even though the apps are closed from the screen, then from your phone dialer just dial *#*#4636#*#* it will show up results like Phone Information, Battery Information, Usage Statistics, Wi-fi Information.

*#*#4636#*#*

*#*#4636#*#* Usage Information

1. Phone Information: In this section you can access your phone IMEI Number, Current Mobile Network, Signal Strength, Location, Mobile Data Information, You can also Ping to check the Signal strength information.

*#*#4636#*#* What is this Code

2. Battery Information: You can the health of your phone battery, Battery Voltage, Temperature of the phone, what type of battery technology is used and battery level.

3. Usage Statistics: This section shows what are the recent opened Apps on your Android phone, even though if you clicked Close Apps from the screen this Usage Statistics still shows which app is recently used, by using this you can find out whether someone accessed any app without your permission.

You can also see how many times the App has been accessed and its usage time.

*#*#4636#*#* Android

4. Wi-Fi Information: Here you can check the wifi strength, Mac Address and you can also Run a Ping Test.

Note: This code *#*#4636#*#* only works if your Android phone is based on Snapdragon Mobile Processors, I am sure that most of the Android device run on Snapdragon Processors.

This is currently not working on Flagship Samsung Phones and their is no alternative code available for *#*#4636#*#*.