YouTube Video Grabber is a Shareware Mac OS X application that can be used to download YouTube flash video files and convert them to different video formats (including Quicktime).
To use the application, simply enter a YouTube video web page URL into the "YouTube URL" text entry field and a preview of the video will be displayed. To download the video's flash file to hard disk, press the "Download FLV" button. To convert the video's flash file to a different format, adjust the conversion settings as desired and press the "Convert FLV" button.
What's new in this version:
Added YouTube video metadata information alongside the video preview.