YouTube.com is a great resource. YouTube allows users to freely upload, view, and even share video clips on blog or web site. With the supporting for HD video, YouTube becomes more and more popular among all the people who like share and watching videos. But because anyone can upload a video clip onto YouTube, to protect copyrights, YouTube encodes its video files in the Macromedia Flash format, which prevents viewers from downloading files and making digital copies.

If you just need download YouTube HD videos for free,this Enolsoft Free Download YouTube HD for Mac can help you.But if we want to save your favorite YouTube HD videos to iTunes for snycing ,edit YouTube video in Final Cut Pro/iMovies or import them to iDVD for DVD authoring…….. Under this condition,you need to download and convert YouTube video to compatible format first.This step-by-step tutorial with Enolsoft YouTube Converter HD for Mac, it's super easy to download and then convert to iTunes,iMovies,iDVD,Final Cut Pro… compatible formats on Mac.

Step 1. Download & Run Enolsoft YouTube Converter HD for Mac

Step 2. Add YouTube HD video URLs
In the "Download" part, click "YouTube Add URL" button to add YouTube HD video URLs. Copy the YouTube HD video URLs you'd like to download and paste them onto Enolsoft YouTube Converter HD for Mac, simple click "OK" button to start downloading YouTube HD videos on Mac. Make sure the URLs you have pasted is a correct URL.

Step 3. Start downloading YouTube HD videos on Mac
When the downloading processing is completed, go to "Convert" part, and we are ready to convert the downloaded YouTube HD videos on Mac. You can also import local FLV videos for convertin to other video formats by click the "Add files" button.
 
Step 4. Select output formats for iTunes,iMovies,iDVD,Final Cut Pro…
When you have finished downloading YouTube HD videos, go to "Convert" part, click the gear-like icon at the end of each content to reach the output setting window to select the most suitable output format you want. Example of iTunes as output format.
 
Step 5. Start converting and transfer converted YouTube HD videos on Mac
Click the "Convert" icon to start converting YouTube HD videos on Mac. The Progress bar shows the status of the converting task. You are also able to convert local FLV video by click the "Add Files" icon to load in FLV videos from Mac for converting to PlayBook compatible formats for enjoy.