YouTube Video Downloader [Browser's Extension, Addons]

YouTube VideoDownloader [version: 13.0.2]

Download Options:

Description:

How Its Work: 
To download a YouTube video whenever you are on a video page, you will see the “Download” button under YouTube Video, click that button to populate the list of all available formats to download, click the desired format, save to your hard drive and that’s it!

To Convert a YouTube video in Mp3:
Whenever you are on a video page, you will see the “Download MP3” button under YouTube Video, click that button it will take Max 20 sec To Convert Video in mp3 format depend on video duration

Note: For Video To Mp3 Conversion Its support under 20-Minute Long Videos Clips only

Video Supported Format: 
It can allows user to download YouTube video with different video quality: 1080P, 720P, 480P, 360p etc. Supports all available formats (MP4, FLV, WebM, 3GP) for any video quality.

Embedded Video Support: 
You can download videos directly from embedded YouTube players. Just hover a cursor on it and a “Download” button appears on Top Right Corner of Video player. Click to save video in the desired quality.

Supported browsers – Chrome | Opera | Yandex | Chromium base Browsers
For Chromium base Browsers [extensions in Crx format] please Click on Download for Yandex Button

[source: http://addoncrop.com/youtube_video_downloader/]