Letterplex is an Android app developed by Infinite Imagination (POB 391076 Mountain View, CA 94039).

Letterplex first became available on 07 Oct 2014. It is estimated that Letterplex has been downloaded between 10000 and 50000 times from the Play Store.

Letterplex 1.3 requires the following permissions:

Allows applications to access information about networks.

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

Allows applications to open network sockets.