Chrome, IE, Opera, Safari
FastestTube YouTube downloader tool
http://fastesttube.kwizzu.com/#congratulations
Easy YouTube Video Downloader 5.6
Firefox Add on : Easy Youtube Downloader
Easiest Youtube video downloader ever, single click non-intrusive direct download buttons for FLV, MP3, AAC, MP4, 720p HD and 1080p Full-HD qualities (3GP coming soon).
https://addons.mozilla.org/en-US/firefox/addon/easy-youtube-video-downl-10137/?src=search
ดาวน์โหลด Video จาก Youtube แบบง่ายๆ
http://www.arip.co.th/tips.php?id=414245