Aiseesoft YouTube Downloader Pro is the professional YouTube video downloader to download video from YouTube, Google Video, Yahoo Video, and many others. The supported video sites can be up to 150. The supported protocols include http, rtsp, rtmp, mms and more threads for downloading task. This YouTube Downloader Pro could also convert the local and downloaded video to any other format like MP4, H.264, AVI, MPEG automatically. More specific output parameters are available for you to adjust to get the exact file including Video Resolution, Video Bitrate, Frame Rate, Encoder and Audio Channels, Sample Rate, Encoder, Audio Bitrate.
Download YouTube video
Convert local and downloaded FLV video
Adjust output parameters
Set up your own proxy