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
  • Read Aloud: A Text to Speech Voice Reader

    Read Aloud: A Text to Speech Voice Reader

    Read out loud the current web-page article with one click. Supports 40+ languages.

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  • Tomato Clock - A Simple Pomodoro Timer

    Tomato Clock - A Simple Pomodoro Timer

    A simple browser extension for managing your productivity

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  • 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.

    159,002 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.

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Explore all Android extensions
  • YouTube

    YouTube

    Download YouTube video with one click, no hassle. Support Full HD, 1080p, or audio-only.

    482 users

  • Website Media Downloader

    Website Media Downloader

    Website Media Downloader automatically detects and downloads videos, audio, images, and live streams from websites. Supports HLS/DASH streams, fast multi-thread downloads, batch downloading, and 100% local processing for maximum privacy.

    738 users

  • Duckduckgo

    Duckduckgo

    Set DuckDuckGo as your default search engine for fast, private, ad-free search. Block trackers, protect your data, and browse anonymously.

  • YT Premium

    YT Premium

    Youtube adblock and Premium features for free

    1,689 users

  • Cookie

    Cookie

    Instantly removes cookie consent popups so you can browse distraction-free. A lightweight banner blocker for any website - fully GDPR-aware.

    88 users

  • Claude in Sidebar

    Claude in Sidebar

    Chat with Claude AI directly in your browser sidebar. Summarize articles, explain code, translate pages, and get instant answers without switching tabs.

    808 users

  • WebRequest Rules

    WebRequest Rules

    Customize web requests by coding JavaScript yourself.

    166 users

  • RABG: Add Beaten Badges to RetroAchievements

    RABG: Add Beaten Badges to RetroAchievements

    Shows your beaten games alongside mastered games in the Game Awards section of RetroAchievements profile pages.