Youtube Catcher  is a very handy tool to download flv videos. But downloading these youtube viddeos for you mobile phones, and other devices is a problem. Because all the devices don't support flv format.
DOWNLOAD SOFTWARE gives you the solution for this problem. You don't need to download any converters.
Easy Youtube Downloader (5MB) is a very handy freeware, which allows you to download youtube videos in any of the following formats....in just one click

3G2, 3GP, ASF, AVI, FLV, MOV, MP3, MP4, MPEG, OGG, RM, SWF, VOB, WAV

The step by step guide is given  in image below, Follow the instructions as shown in the image.