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
  • 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.

    128,623 users

  • ClearURLs

    ClearURLs

    Removes tracking elements from URLs

    507,416 users

  • Decentraleyes

    Decentraleyes

    Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

    256,086 users

  • Yomitan

    Yomitan

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

    28,859 users

Explore all Android extensions
  • GScholarLENS

    GScholarLENS

    Advanced Insights into Google Scholar Profiles.

    92 users

  • VPN

    VPN

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

    1,171 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.

    132 users

  • Youtube Adblock

    Youtube Adblock

    Removes all image and video ads from Youtube.

    924 users

  • Time Tracker - Web Habit Builder

    Time Tracker - Web Habit Builder

    Track time, analyze your habits and block addictive sites

    2,276 users

  • SpotifyMobileEnhancer

    SpotifyMobileEnhancer

    This extension makes use of Spotify's desktop version and re-models it back into a mobile UI. This means we get all the desktop features and are not limiting ourselfs with the mobile experience.

    94 users

  • AI Blocker

    AI Blocker

    Filter Google search results to hide AI overviews, sponsored ads, and more

    171 users

  • Instagram Download

    Instagram Download

    Download photos, videos and Reels from Instagram.

    101 users