Desktoptube is a desktop video player to search, play and download videos from Internet video sites such as Youtube. It comes with a great search tools which enables you to search for the right video. You can also search for only HD videos which are readily available on Youtube. Take charge of your online video and create your own video library right on your desktop.

Features:
Powerful search function
Download video to your local drive for future playback
Create multiple playlist with your favorite video, which means you can use the software like a tv and playback all your favorite videos from Youtube and other video sites.
You can playback all videos on your playlist continuously without interruption giving you uninterrupted viewing experience
Search for only high quality videos.
Mail the playlist to a friend and let them watch all your playlist as well
Play video on full screen
Fast buffering of videos.
Drag and drop video into playlist
Absolutely free