Youtube Downloader HD 是一款免費的Youtube 影音下載軟體，只要將您想下載的Youtube 影片網址複製貼入，就能夠輕鬆下載Youtube 影片，並將影片轉換成 avi 或 mp4 視訊格式。
Youtube Downloader HD – is a simple yet effective solution to downloading clips from YouTube in HD. It is easy to learn and addresses all types of users, even the ones with less or no experience in such tools. After a brief installation procedure, you can check out the regular window with the well-defined layout, representing Youtube Downloader HD’s interface. So, all you have to do is specify the video URL, output location and format, in order to proceed with the download and conversion job. Youtube Downloader HD supports a few video types for the output, namely FLV (240p, HQ 360p or HQ 720p) and MP4 (medium quality, HD 720p or full HD 1080p). Additionally, the tool can convert FLV to AVI (XviD) compatible with most video players, as well as to MP4, supported by iPod and QuickTime. Youtube Downloader is very low-demanding when it comes to the CPU and system memory, so it doesn’t interfere with the runtime of other active apps. It finishes a download and conversion job rapidly, and delivers clips with a very good image and sound quality. No error dialogs have been shown in our tests and the tool did not freeze or crash. All in all, Youtube Downloader delivers very good results in regard to downloading YouTube clips in HD.tj
