Useful for youtube videos. Offers multiple resolution download options.

用了很久. 十分好用. 目前找不到比這個好的

This is the best downloader I have and will ever use.Tons better than the others.

Very useful addon to download those videos on the web. Second to none!

Funktioniert gut.

very nice tool

Works like a dream.

work for many pages!

Excellent extension for keeping some videos

Good one

Sehr praktisch und einfach zu bedienen