Mahjong OTD is an Android app developed by Astraware Limited (Unit 6 Brock Way Knutton Newcastle-under-Lyme ST5 6AZ Staffordshire United Kingdom).

Mahjong OTD first became available on 23 Jun 2012. It is estimated that Mahjong OTD has been downloaded between 50000 and 100000 times from the Play Store.

Mahjong OTD 1.34.000 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 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 access to the vibrator.

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

Allows an application to write to external storage.