Psykotube is a free web service that will allows you to multiple view of YouTube videos in single webpage. It is very simple easy to use anybody. No sign up and download is required for using it.
To view videos simply type keyword in psykotube website click search button then the videos will appear in the webpage. If you want to view a particular video click on that video the large view will get. Here you will get an option of download videos, you can download videos as a FLV format.