TV apps
The same walnut set as the website, on a television. Free. No account needed to watch. Pick the device you have.
Roku
Add the channel with the button and QR on the Roku page. While it is in beta, that page also shows the access code. YouTube pictures open in the YouTube app.
TVK for RokuAdd link: tvknob.com/roku/add
Android TV
Google TV, NVIDIA Shield, and other Android TV devices. YouTube and other pictures stay inside the set. There is no Play Store listing; the page downloads the install file.
TVK for Android TVDownload: tvknob.com/android/get
Apple
There is no Apple TV or iPhone app, and no App Store listing.
All apps
Every upRiver app is listed at upriver.studio/apps, in three groups. Network apps are the TVK set: Roku and Android TV now, with Apple and others able to join later. Email apps is the Thunderbird MMaX extension. AI automation apps is upRiver AVDJ.