Wondershare AllMyTube for Mac is a best Mac YouTube Downloader designed for Mac OS users to download and convert YouTube videos. It is both a Mac YouTube downloader and a Mac FLV video converter.
As a Free Mac YouTube Downloader, it can automatically detect the YouTube video files from the YouTube web pages you have opened and download multiple files at a time. YouTube downloader for Mac is a totally free YouTube video downloader for Mac, because if you don't want to convert downloaded videos to your mobile players, you don't have to pay for it.
As a Mac YouTube Converter, it can convert YouTube to iPod on Mac, put YouTube to iPhone on Mac, and support all other popular players such as PSP, Apple TV, Zune, and Pocket PC and so on. Wondershare YouTube downloader for Mac allows you to convert multiple files at a time.

Output Device Support
iPod, iPhone, Apple TV, PSP, PS3, iRiver, Creative Zen, Walkman, etc
Input Supported
Video	FLV
Sites	YouTube, Google Video, Yahoo Video, Myspace, iFilm, abc, MSN, NBC, Metacafe, Break.com , AnimeEpisodes.net, DumpALink, Glumbert, current.tv, revver.com, mobuzz.tv, cnn.com, aol.com, veoh.com, uume.com, violinmasterclass.com, Vidiac, Danerd.com, DailyMotion, AngryAlien (Angry Alien), BeeDeo(Korea), Libero.IT Video, Bofunk, BreakTaker, BroadbandSports, DailyNiner, eVideo Share, HI5 (VideoEgg), Totally Crap, PornoTube (adult), Streetfire, Anime Forever, Bad Jojo, Blastro, Blip.TV, Bo-Funk, DailyMotion, Break.com, myvideo.de, media.putfile.com(Put File), vidilife.com, zippyvideos.com, livevideo.com, Bolt, CollegeHumor.com, xtube videos(adult), Current.TV, Anime Episodes, News.NTV.ru, V-Social, Bubblare.dk, And More...
Output Supported
Video	MP4, M4V, MPEG4, AVI, 3GP, 3G2, MPG and ASF
Audio	M4A, AAC, MP3, AC3, OGG and APE

Components	Recommended Configuration
OS Supported	MAC OS X 10.4 or above operating system
RAM	512M or above RAM
Processor	1G Hz or above Intel processor or Power PC