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.

    129,215 users

  • LeechBlock NG

    LeechBlock NG

    LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

    105,368 users

  • 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.

    211,628 users

  • Video Background Play Fix

    Video Background Play Fix

    Some sites may not work with Firefox for Android video background play feature. This add-on provides a quick fix by blocking the Page Visibility API and the Fullscreen API.

    219,773 users

Explore all Android extensions
  • Adblock

    Adblock

    Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.

  • Claude

    Claude

    Set Claude as default search, use omnibox keyword clau, ask from selected text, and optionally send claude.ai new-chat links to Google instead.

  • Instagram Download

    Instagram Download

    Download Instagram videos with one click. Save Reels, stories, and posts free with unlimited downloads from Instagram.

  • Cookie

    Cookie

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

    195 users

  • Duckduckgo

    Duckduckgo

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

    342 users

  • YouTube

    YouTube

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

    1,168 users

  • WebRequest Rules

    WebRequest Rules

    Customize web requests by coding JavaScript yourself.

    278 users

  • No Posts No Shorts For YouTube

    No Posts No Shorts For YouTube

    Remove Posts and Shorts from YouTube

    169 users