Download YT-Levelr

Name: YT-Levelr
Author: APMicro

By: APMicro

Download YT-Levelr (current and past versions) for Firefox

Latest Version: 1.3.5 Updated: a month ago

Ready to install?

YT-Levelr is available to install from Firefox Add-ons Store and for download from this page.

View source code

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Total downloads

Available versions

You can find the current and older versions of YT-Levelr here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.

Upgrade to download older versions

Version	Download	Size	Timestamp
1.3.5	XPI · ZIP · Source code	20.86KB	2026-05-30
1.3.4	XPI · ZIP · Source code	19.80KB	2026-05-24
1.3.3	XPI · ZIP · Source code	19.78KB	2026-05-19
1.3.1	Paid users only	19.73KB	2026-05-16
1.1.2	Paid users only	18.66KB	2026-05-11
1.0.0	Paid users only	17.86KB	2026-05-07

2026-05-30 · 0 downloads

XPI ZIP Source code

2026-05-24 · 0 downloads

XPI ZIP Source code

2026-05-19 · 0 downloads

XPI ZIP Source code

2026-05-16 · 0 downloads

Paid users only

2026-05-11 · 0 downloads

Paid users only

2026-05-07 · 0 downloads

Paid users only

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 the YT-Levelr ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the YT-Levelr ZIP file from step 1. YT-Levelr is now installed on your browser.