YouTube mp3 Downloader

The YouTube mp3 Downloader Add-on includes a Button on any YouTube Page and allows you to convert the YouTube Video to a mp3 with just one click. Compatible with new FireFox Quantum 57+

YouTube mp3 Downloader is available to install from Firefox Browser Add-ons and for download from this page. It has 19,422 active users The latest version is 3.0.3resigned1, and it was published 8 months ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 1 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of YouTube mp3 Downloader here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
 2 versions available for download.

Install XPI file

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the YouTube mp3 Downloader ZIP file from step 1. YouTube mp3 Downloader is now installed on your browser.