To use Android extensions, you'll need Firefox for Android. To explore Firefox for desktop add-ons, please visit our desktop site.

Firefox for Android extensions

Personalize Firefox for Android with powerful extensions.

Recommended extensions
  • YouTube High Definition

    YouTube High Definition

    YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.

    160,434 users

  • Google Search Fixer

    Google Search Fixer

    Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.

    99,252 users

  • TWP - Translate Web Pages

    TWP - Translate Web Pages

    Translate your page in real time using Google, Bing or Yandex. It is not necessary to open new tabs.

    567,131 users

  • Dark Reader

    Dark Reader

    Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.

    1,295,238 users

Explore all Android extensions
  • Age verification bypass

    Age verification bypass

    Skips the verification screens of various platforms!

  • YouTube Download

    YouTube Download

    Download YouTube videos to MP4 in one click => fast, free, and no software to install.

  • Video Download Helper

    Video Download Helper

    Download videos from any website. Free video downloader supporting 1000+ sites, YouTube, live streams, HD, MP4, MKV, WebM, MP3. No tracking, privacy first.

  • Ace Editor

    Ace Editor

    Ace Editor v1.4 — ACE editor injection with copy/edit helpers.

    251 users

  • Steam Inventory Helper

    Steam Inventory Helper

    SIH Enhances Steam: auto-selling skins, affordable items from various sources, and much more.

    440 users

  • VPN

    VPN

    Browse privately with a free VPN — hide your IP, encrypt your traffic, and bypass geo-restrictions. Secure, fast, one-click protection for your online privacy.

  • 1DM Integration Module

    1DM Integration Module

    Silently intercepts browser downloads and redirects them to the 1DM (1DM+) download manager app on Android.

    419 users

  • AmazonBrandFilter

    AmazonBrandFilter

    Filters out all unknown brands from Amazon search results. For more information go here: https://github.com/chris-mosley/AmazonBrandFilter To see which brands are included so far go here: https://github.com/chris-mosley/AmazonBrandFilterList

    456 users