MDK is an Android app developed by CheckYou.

MDK first became available on 30 May 2013. It is estimated that MDK has been downloaded between 100000 and 500000 times from the Play Store.

MDK 1.1.5 requires the following permissions:

Allows an app to access precise location. Alternatively, you might want ACCESS_COARSE_LOCATION.

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows access to the list of accounts in the Accounts Service.

Allows applications to open network sockets.

Allows an application to read the low-level system log files.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.

Allows an application to write to external storage.