All popular video sites hold for each clip more than one video files with different qualities (Youtube is the champion here - up to 35 qualities per clip). 3D Youtube Downloader fetches complete list of available qualities with detailed info and depending of current work mode automatically selects appropriate file to download or gives you an opportunity to do this by yourself.
Different people have different needs. To meet all of them without complicating user interface, while maintaining wide functionality, program provides three work modes:
Simple Mode. Downloading in original quality; download target selects automatically by the program Advanced Mode. Downloading in original quality; download target selects manually by the user Convert Mode. Transcoding to selected format; download target selects automatically by the program
Other program advantages: 20 supported sites including Vimeo, Liveleak, Dailymotion and others downloading subtitles from Youtube and Dailymotion support for Youtube Adaptive Streams support for 3D videos on Youtube and Dailymotion support for Youtube and Dailymotion feeds (playlists, channels etc) search on Youtube within the program it is fast (using multipart downloading for files and HTTP compression for pages) multi language support quite nice Aero UI