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

    89,630 users

  • 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.

    157,628 users

  • SingleFile

    SingleFile

    Save an entire web page—including images and styling—as a single HTML file.

    78,428 users

  • Dark Reader

    Dark Reader

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

    1,279,878 users

Explore all Android extensions
  • VPN

    VPN

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

    546 users

  • Youtube Adblock

    Youtube Adblock

    Removes all image and video ads from Youtube.

    409 users

  • VPN

    VPN

    The most secure and stable VPN, free forever.

    4,652 users

  • Time Tracker - Web Habit Builder

    Time Tracker - Web Habit Builder

    Track time, analyze your habits and block addictive sites

    1,295 users

  • Browsec VPN

    Browsec VPN

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

    586 users

  • Facebook Video Download

    Facebook Video Download

    Download videos from Facebook.

    224 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.

    77 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

    764 users