Wondershare Releases the new free Youtube Downloader for Mac, which can help you download online videos from all popular video websites, like YouTube, Yahoo, Google Video, Break, Metacafe, MySpace, Gofish, Youku, 56, Tudou, etc.

Step 1. Launch The Program
Install and launch Wondershare Free Youtube Downloader for Mac, you will see the interface below.

Note: If this is the first time that you launch the program, you will see a pop-up window asking you to input the password of your Mac admin account. This is very important for the Sniffer function.

Step 2: Download Online Videos
Go to video website and open the page of the video you want to download. The program will detect the URL and automatically start downloading the video. From the source list, you can find the status of each file. See the figure below:

Note: If you want to find the downloaded files, you can click the Open button to go to the directory where the downloaded files are saved.
This Mac YouTube downloader is totally free, if you don't want to convert downloaded videos to your mobile players, you don't have to pay for it.

Additional Tips:
Tip 1: FLV Video player
After the video download is completed, you could play the downloaded video files just by click PLAY button without other video players.
Tip 2: Add local FLV files
Also, if you want to play the FLV files on your computer, you could use the software as a FLV player.