RTN TV is now available from the Apple TV store.
How to download apps on your Apple TV
1. Open the App Store app.
2. Browse or search for the app that you want to download. Search for RTN TV
3. Select Get button. If you see the "Open" button instead of a Get button, you've already bought or downloaded that app.In the App Store, if an app has a Get button instead of a price, the app is free. You won't be charged for downloading a free app. Some free apps offer in-app purchases and subscriptions that you can buy. Subscriptions and in-app purchases give you access to more features, content and more.