Xilisoft YouTube HD Video Downloader for Mac is a terrific YouTube video downloader which can speed up YouTube video playback and video downloading, and fast download YouTube High Definition videos in resolution of 720p or 1080p and standard definition videos to Mac easily.

Worked as an web browser and an FLV/MP4 player, Xilisoft YouTube HD Video Downloader for Mac can search videos from YouTube, play and download videos with accelerated speed.