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
  • 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.

    162,905 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.

    69,089 users

  • Tomato Clock

    Tomato Clock

    Tomato Clock is a simple browser extension that helps with online time management.

    36,662 users

  • Web Archives

    Web Archives

    View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive․is, Google, Bing and Yandex

    58,131 users

Explore all Android extensions
  • Lock Adblock

    Lock Adblock

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

    393 users

  • Reddit NSFW Unblocker

    Reddit NSFW Unblocker

    Unblock and remove these pesky popups and blurs to freely view NSFW content! No login required. Made for the new Reddit (Beta) UI.

    1,863 users

  • GitHub Web IDE

    GitHub Web IDE

    This extension enhances GitHub repositories by adding a convenient dropdown menu which offers direct links to various online platforms that allow users to view and interact with the repository's source code in an environment reminiscent of an IDE.

    338 users

  • Night Mode - Dark Theme

    Night Mode - Dark Theme

    A universal dark theme. Night Mode is an extension that helps you quickly turn the screen (browser) to dark at night time. Toolbar button serves as an On & Off switch which enables you to easily and quickly turn the extension On or Off.

    100 users

  • Media Grabber

    Media Grabber

    MediaGrabber simplifies the process of downloading online media content, including videos, music, and images, from various websites with ease.

    967 users

  • Rinine CharacterAI Tools Lite

    Rinine CharacterAI Tools Lite

    Basic tools for charBasic tools for character AI. Lite version of Rinine CharacterAI Tools Lite version of Rinine CharacterAI Tools. Enhance your experience using the character.ai websiteacter AI. Lite version of Rinine CharacterAI Tools

    123 users

  • Yesterday For Old Reddit

    Yesterday For Old Reddit

    For those who prefer the old reddit interface. An extension that switches reddit back to the old UI.

    137 users

  • Let Me Read Haaretz (Desktop & Android)

    Let Me Read Haaretz (Desktop & Android)

    Allows you to read full articles from haaretz.co.il, haaretz.com, themarker.co.il without any pay banners. Works also in incognito. Also on Firefox for Android.

    125 users