Viki is one top streaming video service that has content subtitles in many languages. Moreover, it consists of popular programs like Radio Romance (Korea), Tempted (Korea), Grand Prince (Korea), The Flame's Daughter (China), and I Am Not a Robot (Korea). Similarly, you have to subscribe to watch all the above shows. At first, the Viki pass standard is $49.99 per year, and the Viki pass plus is $99.99 per year. You can then add the channel from your Roku account and install it by providing the viki roku code.