Xilisoft YouTube HD Video Converter for Mac is surely designed for YouTube fanciers and Mac users to easily surf at YouTube and enjoy exciting online videos, especially High Definition videos in resolution of 720p or 1080p and then download&convert them to your Mac computer in most popular formats effortlessly for sharing them with family and friends. It is capable of downloading and converting High Definition YouTube videos to a vast range of video formats, including AVI, MPEG, H.264/MPEG-4 AVC, MPG and etc in remarkable quality to fit to a bundle of multimedia devices iPod, iPhone(iPhone 4 supported now), iPad, Apple TV, PSP, Zune, 3GP mobile phone, Xbox.