TubeTv is a lite application that allows you to search, download and convert Youtube videos.
You find a search box in the upper left corner to search for videos on Youtube and Google Video. This means you won’t have to access Youtube, you can search and download videos right from the interface of the program.
Furthermore, TubeTV gives you the possibility to convert those videos to different formats to make them compatible with your favourite portable media player: AppleTV, iPod or iPhone.
Finally, you can use it as video converter for videos you didn’t download using it.