I can’t tell, I have a youtube account.

https://github.com/yuliskov/SmartTubeNext is the only app you’ll need on a TV. It’s designed for it and fully syncs with your original youtube account.

Direct download: https://github.com/yuliskov/SmartTubeNext/releases/download/latest/smarttube_beta.apk

They have pirated apps? That’s news to me.

It does, but you need to manually open the https website, they don’t automatically forward your request.

Nah they do a good job. They are having intrusive popups asking you to subscribe to their paid tier for scheduled searches and real time protection, but if you know what you want/need, the free version is alright.