Buzz Box is completely DEAD unrepairable, what is a good replacement IPTV App for Roku TV to use in the meain time to continue to watch my subscription?

[Pauly]

I have made a post about my iptv box is completely dead, not repairable.  So in the mean time, what is a Good or Decent IPTV app for the Roku TV that I can install to continue with my iptv subscription until I can get my box replaced

please and thank you

[Pauly]

By the way, the app is for Subscription IPTV, not looking for the free iptv or fast channels (wheel of fortune, family fude etc)