Catch-Video.com enables you to convert YouTube videos into any number of different video and audio formats and then to download these to your computer. The video formats supported are .mpg, .mov, .dvd, .mp4 and .3gp, .flv. The audio formats supported are .mp3 and .wav. The conversion process is performed directly from the Catch-Video.com web site and server, so you don't need to download any software.