Ultraflix in Samsung 2016 UHD TVs?? Where can I find it?

Ive heard of this Movie service called Ultraflix which streams 4K Movies on your smart tv but can’t find it anywhere on my Samsung KU6020 2016 UHD HDR TV?? It’s not in the App Store? Where can I find it or install it? via /r/technology http://ift.tt/2sV8QpZ