itubego iTubeGo

Easy Mozilla Firefox YouTube Downloader Add-on (2021)

September 13, 2021

    Some Internet browsers have all the necessary functions so that we can use all kinds of pages without any problem. They are becoming more complete, but we always want more, and we can add tools and options that we need or that adapt the browser to our needs and customs. To have more tools, we can have some of the best extensions for Firefox that we add to the browser if we want to give it more options. Especially when we want to download YouTube videos, we can use an add-on to get it done efficiently and quickly.

    In this article, we will be looking on to the three best YouTube downloader add-on for Firefox in the market.

    List of Firefox YouTube Downloader Add-ons

    1. iTubeGo YouTube Downloader Extension

    Users highly recommend this extension as a YouTube downloader add-on for Firefox, and it is free. The reason to get this ranked high among the users is that it can be used to download videos and audios without a limit.


    • It is free and easy to use
    • It supports videos of any quality starting from 240p to 4K formats
    • iTubeGo supports various formats including MP4, MP3 and M4a
    • Moreover, it currently supports the majority of the browsers including Chrome, Firefox, Opera, and Safari etc.


    • It only supports YouTube at this moment

    How to install and download YouTube videos with iTubeGo YouTube Downloader extension

    Step 01 Add Tampermonkey extension to your browser

    To use iTubeGo YouTube Downloader extension Firefox, the first thing we need is the Tampermonkey extension. To add it to your browser, you can go to Firefox browser add-ons and search for the term “Tampermonkey”. Once it appears in the search, click on the Add to Firefox button to add it to your Firefox.

    firefox tampermonkey

    Step 02 Install iTubeGo YouTube Downloader extension

    Next, you need to install the iTubeGo YouTube Downloader user script from here. Open the installation page of the Tampermonkey extension and click on the Install button to install the script that we downloaded earlier.

    install itubego extension

    Step 03 Download YouTube videos and audios

    Once the installation completes, head over to and select a video. If the extension is successfully installed to your browser, you will see download buttons appear below the video. You can click on the required format, and downloading will start automatically. Hence, if it doesn’t start automatically, right-click on the download button and select Save link as from the context menu and download it to your required location.

    download youtube video firefox extension

    2. ytDownloader


    A simple user script to download YouTube videos. This script is lightweight and allows to download any number of YouTube videos. You don’t need to install any external scripts or libraries to download the videos.


    • Since it uses user script, which is lightweight, it doesn’t affect the performance of the device. Due to this script, videos are downloaded quicker than any other extension.


    • At the same time, it has a complicated installation process and requires many steps to follow
    • So far, it supports only MKV format

    3. Video DownloaderHelper

    Video Download Helper is a Firefox add-on with which you can easily download videos from the Internet. It works by installing a button on the interface, which becomes animated when you register the presence of multimedia content on the page.

    youtube-download helper firefox addon


    • It works with major video streaming sites including YouTube, Facebook and Instagram


    • Nevertheless, to access more features, the subscription needs to upgrade by paying money
    • The toolbar is little complicated with features and hard to find the required feature
    • In contrast, it is vulnerable and can be buggy

    In conclusion, our recommendation is to use the iTubeGo YouTube Downloader extension for Firefox to download and convert any of your videos quickly and easily.

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    She is engaged in the Internet industry and is a professional in audio/video downloading and conversion topics. She has published articles on some blogs and media to help many people solve audio and video problems. She usually watches YouTube and occasionally shares some video tutorials on YouTube. She is a humble and serious person, hoping to write technology and life in her own language.

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