One of the biggest points of confusion for users is the difference between a standalone license and the one that comes with your NAS. Twonky gone - QNAP NAS Community Forum
This guide breaks down how to get a license, the difference between OEM and retail versions, and how to resolve common activation issues. 1. How to Obtain a Twonky Server License Key
Twonky is not freeware; it typically offers a after which you must enter a valid license key.