Download YouTube Downloader (UDL Helper)

Download YouTube Downloader (UDL Helper) (current and past versions) for Firefox

YouTube Downloader (UDL Helper) is available to install from Firefox Browser Add-ons and for download from this page. It has 36,213+ daily users. The latest version is 0.7.68.0, and it was last updated a month ago.

View source code

Total download count: 3 (Only count downloads from Firefox-Stats)

Available versions

You can find the current and older versions of YouTube Downloader (UDL Helper) 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

Version	Download	Size	Download count	Timestamp
0.7.68.0	XPI · ZIP · Source code	10.94M	0	2025-03-07
0.7.66.9	Paid users only	10.91M	0	2025-01-26
0.7.65.9	Paid users only	10.89M	0	2025-01-26
0.7.65.6	Paid users only	10.89M	0	2025-01-26
0.7.64.9	Paid users only	9.45M	1	2025-01-26
0.7.64.8	Paid users only	9.44M	0	2025-01-26
0.7.64.4	Paid users only	9.44M	0	2025-01-26
0.7.64.21	Paid users only	496.08K	0	2025-01-26
0.7.64.15	Paid users only	438.78K	0	2025-01-26
0.7.64.12	Paid users only	9.52M	1	2025-01-26
0.7.64.1	Paid users only	9.44M	0	2025-01-26
0.7.63.1	Paid users only	9.36M	0	2025-01-26
0.7.60	Paid users only	9.91M	1	2025-01-26
0.7.59	Paid users only	9.91M	0	2025-01-26
0.7.58	Paid users only	9.91M	0	2025-01-26
0.7.57	Paid users only	9.91M	0	2025-01-26
0.7.56	Paid users only	9.90M	0	2025-01-26
0.7.55	Paid users only	271.33K	0	2025-01-26

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

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

Install ZIP file

Download and unpack the YouTube Downloader (UDL Helper) ZIP file to a directory of your choice.
In Chrome browser, go to chrome://extensions
Enable Developer mode.
Click on the Load Unpacked button.
Select the directory of with the unpacked YouTube Downloader (UDL Helper) ZIP file from step 1. YouTube Downloader (UDL Helper) is now installed on your browser.