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
  • SingleFile

    SingleFile

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

    83,988 users

  • Immersive Translate - Translate Website & PDF

    Immersive Translate - Translate Website & PDF

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

    114,398 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.

    125,673 users

  • Web Archives

    Web Archives

    View archived and cached versions of web pages on various search engines, such as the Wayback Machine and Archive․is.

    67,512 users

Explore all Android extensions
  • Ecosia

    Ecosia

    Set Ecosia as the default search engine.

  • Google Translate

    Google Translate

    Translate selected text inside a webpage with Google Translate.

  • Gemini AI Search

    Gemini AI Search

    Ask Google Gemini directly from address bar. Select contents on page and ask Google Gemini to summarize.

  • YouTube Download

    YouTube Download

    Download YouTube videos with just one click.

  • Claude in Sidebar

    Claude in Sidebar

    Ask any question about the page you visit with Claude AI in the sidebar.

  • 豆包

    豆包

    将豆包设为默认搜索,地址栏快捷提问;右键选中文字即可向豆包提问或生成摘要

  • ChatGPT

    ChatGPT

    Set ChatGPT as your default Firefox search engine; Send address-bar queries directly to ChatGPT.

  • Claude

    Claude

    Upgrade your default search engine to Claude AI.

    2,223 users