KnightSword is an Android app developed by WY_work (尖沙咀弥敦道54-64号 九龍城 香港). Others apps created by WY_work are: RoyalKnight, StreetTR, Shooter Sniper CS, HL-Sniper Strike.

KnightSword first became available on 22 Jul 2014. It is estimated that KnightSword has been downloaded between 100000 and 500000 times from the Play Store.

KnightSword 1.0 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 an application to write to external storage.