As a free video downloader, Sothink Web Video Downloader for Firefox can capture videos intelligently; download videos and FLV from YouTube, Google, MSN and almost all popular video sites. It is a cross-platform video downloader, supporting Windows, Linux and Mac OS X (x86) or Mac OS X (PPC). Just one-click, you can download video of various formats with ease, such as downloading FLV, WMV, ASF, AVI, MOV, RM, RMVB etc. Not only downloading embedded Flash video, this web video downloader can also download Flash SWF movies including Flash games, e-cards, presentations, etc. The FLV video downloader synchronizes hot videos with the program, and always transfers latest video information without browsing all video sharing sites. A built-in Flash video player is also provided to preview the downloaded FLV videos.

More amazing features list below:

Capture Video and Download Video

1. Auto-detect video and prompt new videos detected from the current browsing page by a dynamic icon on Firefox toolbar.
2. Capture videos, download videos and save videos fast from YouTube, other video sites and blogs.
3. Capture Flash SWF contents with one-click
4. Download video formats including FLV, WMV, ASF, AVI, MOV, RM, and RMVB
5. Get the actual URLs from online Web videos and Flash SWF movies
Transfer latest video information
1. Offer hot videos resources within the program
2. Save time to get more videos downloaded without surfing all video sharing sites.
Well-suited Video Preview and Play Solution
1. he built-in Flash Video Player for instant video preview
2. A 100% free FLV Player is also provided to watch the downloaded FLV video offline conveniently. (only under Windows)
Fast and easy-to-Use
1. Clean, user-friendly, and super light
2. Work as a simple Firefox extension
3. Support customizing video download icon in Firefox
4. Download video Fast
5. Easy to pause and resume video download
6. Keep history of downloaded and captured video and Flash file