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
  • Immersive Translate - Translate Website & PDF

    Immersive Translate - Translate Website & PDF

    Free Translate Website, Translate PDF & Epub eBook, Translate Video Subtitles in Bilingual

    91,109 users

  • Search by Image

    Search by Image

    A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.

    442,183 users

  • Tomato Clock

    Tomato Clock

    Tomato Clock is a simple browser extension that helps with online time management.

    31,234 users

  • Yomitan

    Yomitan

    Powerful and versatile pop-up dictionary for language learning used by 100,000+ language learners.

    29,280 users

Explore all Android extensions
  • VPN

    VPN

    Free extension VPN to unblock Youtube, Facebook, Netflix, and other popular services in one click.

    645 users

  • Youtube Adblock

    Youtube Adblock

    Removes all image and video ads from Youtube.

    494 users

  • VPN

    VPN

    The most secure and stable VPN, free forever.

    5,101 users

  • Time Tracker - Web Habit Builder

    Time Tracker - Web Habit Builder

    Track time, analyze your habits and block addictive sites

    1,459 users

  • Browsec VPN

    Browsec VPN

    Browsec VPN is a free VPN extension for Chrome. For accessing YouTube, Facebook, and other blocked services.

    653 users

  • Facebook Video Download

    Facebook Video Download

    Download videos from Facebook.

    246 users

  • YouTube Video Downloader

    YouTube Video Downloader

    Free YouTube Video Downloader – download videos from YouTube, Instagram, TikTok, Bilibili & more. Supports 4K, playlists, bulk, clips, MP3/MP4. Fast, safe, ad-free online video downloader with server-side processing.

    82 users

  • Mobile DevTools

    Mobile DevTools

    an extension that adds Eruda developer tools to Firefox Android. Lets you use the console, inspect elements, and network monitor on your phone

    819 users