June 26, By admin 2 Comments 5 minutes. For those who are unaware of what is Roku, it is a streaming device that enables you to stream contents on TV with utmost ease. It is a streaming stick that lets you stream live contents from anywhere on the internet once connected with any supported device. Roku has channels which are inclusive of private and hidden channels. For all those users who want a list of Roku private channels, this blog is their comprehensive guide. To get straight to the core, we need some understanding of the base first.