X-Runner is an Android app developed by DroidHen (3 - 27 Canton Road, Tsim Sha Tsui, HK, 九龍 Hong Kong). Others apps created by DroidHen are: Dungeon and Heroes, Idle Chess.

X-Runner first became available on 19 Sep 2012. It is estimated that X-Runner has been downloaded between 5000000 and 10000000 times from the Play Store.

X-Runner 1.0.4 requires the following permissions:

Allows applications to access information about 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.