Hi @BrianDubya, app’s author here – no you don’t (unless you’re a linux user!)
Sorry, @exwxman95 's link took you to the end of the thread where we were discussing an issue with the linux version. For Windows & Mac, you install/use it like any other program, you just also need VLC (link if you’re not familiar)
Here’s a link to the top of my post: Tablo Desktop Player (gen4)