This step-by-step guide will show you how to Download video from Youtube, Google, Yahoo and other video download website. Videos come from those websites are streaming videos. You need special software to capture steaming videos. Today we take YouTube video for example, write a guide about how to download streaming video to computer for free, provide two methods:

1. with free online flv converter;
2. with firfox
This guide is also fit for other video websites as follow video list;
http://www.aimersoft.com/free-download-video-list.html
3. How to convert flv video to any format you want with Aimersoft Video Converter

1. With free online flv converter

Step1. Open this website: http://vixy.net/ .It's a free online FLV converter.

Step2. Then go to YouTube http://www.youtube.com and find a video that you loved. Copy the URL that in the Red box. Like this format: http://www.youtube.com/watch?v=sdUUx5FdySs

Step3. Paste your video file URL to the input box (figure as follow), choose the right format you want. If you want to edit the video, AVI is a good choice. And MP4 is fit for iPod, PSP, Zune, Apple TV and other MP4 players. This online converter also can rip audio to MP3. Then wait for the conversion.

Step4. When the conversion finished, we got the download link of the output video. Click the download link to download the video and save in your computer, remember where you save it in. Done.

2. With Firefox

If you have Firefox browser, you can follow these steps.
Step1. Install the videodownloader extension. This is a plug-in for Firefox. It enables you capture streaming video from website. Here is the Download link:
https://addons.mozilla.org/firefox/2390

Step2. After installing videodownloader, restart Firefox. In the bottom right, you'll see a little box. Go to the video you want to download, double click that little box, and select download link. Then you could download the streaming video you want. (Note, you have to rename the file extension from “html” to “flv”)




You have to rename the file extension from “html” to “flv” when you save the link. (Make sure your compute is show file extension)

3 Convert the downloaded video to the right format you want (optional)
The downloaded video will be FLV format, if you want to convert the FLV video to AVI, MPEG, MP4, WMV, MOV, DAT, DivX, XviD, MPG, 3GP, ASF, RM, RMVB, OGG, VOB, M4V, M4A, MP3, AC3, AAC, WMA, WAV, etc. You can use this free download Video Converter, it fully supports flv video to any format you want.