YTD Video Downloader is a free and safe software that allows you to download videos, including HD and HQ videos, from dozens of sites and convert them to other video formats. The program is easy to use just specify the URL for the video you want to download and click the Download button. The program also allows you to convert downloaded videos for iPad, iPod, iPhone, PSP, Cell Phone, Windows Media, and XVid, or play video that you have previously downloaded or converted.
The YTD Video Downloader interface includes a tabbed format for easy downloading, converting, and playing, and a new Activity tab allows you to keep track of multiple downloads and conversions in real time. The program has the ability to download full playlists as opposed to just one video.