Extra DVD to DVD Clone is a flexible and easy to use DVD movie copy software. Its intuitive design make it to be a one click DVD backup solution program. Extra DVD to DVD Clone support copy most DVD-5/DVD-9 type DVD movies to DVD-9(Dual Layer), DVD-5, hard disk with no qulaity loss, remains the original picture perfect, and keep video-audio synchronization. It's Worldwide most popular DVD movie copy software. Now support Windows Vista.