American YouTube Converter is a powerful and easy-to-use YouTube video converter which allows you to easily convert web videos (*.flv, *.f4v, *.mp4) from YouTube, Google Video, Fox, Myspace, and other more video-sharing websites with unrivaled conversion speed and excellent quality. With this YouTube converter, you can batch convert YouTube videos into any other video formats like AVI, MPEG, 3GP, DivX, XviD, WMV, SWF, etc., so that you can playback them on your iPod, iPhone, PSP, Zune, Blackberry, 3G phones, or any other portable devices. Moreover, you can extract audio from video to convert them into MP3, WAV, WMA audio files.In addition, American YouTube Converter has professional features to let you customize your video. You can take snapshot when preview the video, adjust parameters of the output video, increase volume of the video file, crop play region, trim video clip and so on.