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
  • Dark Reader

    Dark Reader

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

    1,279,131 users

  • Stylus

    Stylus

    Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.

    123,067 users

  • uBlock Origin

    uBlock Origin

    Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.

    10,558,421 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.

    556,265 users

Explore all Android extensions
  • 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.

  • Volume Master

    Volume Master

    Boost your browser volume up to 500%! The ultimate volume booster, audio controller, sound amplifier, and tab volume control — all in one simple slider.

  • Claude

    Claude

    Ask Claude AI from your address bar. Summarize pages, answer questions, brainstorm ideas, and more. Claude AI, ChatGPT alternative, AI productivity.

  • Utiq Detector

    Utiq Detector

    Detects whether a website uses Utiq, the telco advertising tracker, and warns you.

  • Steam Inventory Helper

    Steam Inventory Helper

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

    111 users

  • Ecosia Search

    Ecosia Search

    Adds Ecosia as your default search engine so you can search the web and plant trees at the same time.

    344 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.

    176 users