Defense Matrix is an Android app developed by Cat Studio (Jian Wai SOHO No.17, ROOM 2603 Chaoyang District, Beijing, China).

Defense Matrix first became available on 01 Aug 2013. It is estimated that Defense Matrix has been downloaded between 100000 and 500000 times from the Play Store.

Defense Matrix 1.4.3 requires the following permissions:

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows applications to open network sockets.

Allows an application to read from external storage.

Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.

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

Allows an application to write to external storage.