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
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    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.

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    Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.

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Explore all Android extensions
  • Free VPN HideMy

    Free VPN HideMy

    Unblock the sites with HideMy

  • Proton Proxy

    Proton Proxy

    Unblock Proton services

  • FireShot

    FireShot

    Capture any page as a screenshot, crop and annotate with arrows and text, then save or share the image. Full page, visible area, and selected region.

  • Save Image As Type - WebP to JPG, PNG, PDF

    Save Image As Type - WebP to JPG, PNG, PDF

    Convert WebP to JPG, or save any image as PNG, AVIF or PDF, straight from the right-click menu. Pick the folder and filename. Everything runs on your device - no image ever leaves it, and this build contains no analytics code at all.

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  • Adblock

    Adblock

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

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  • ModHeader ✨ by modheader.app ✅

    ModHeader ✨ by modheader.app ✅

    ModHeader ✨ by modheader.app ✅ Modify change add edit update remove replace override HTTP request and response headers free.

    151 users

  • 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.

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  • ProBlocker - Adblock for YouTube & Web

    ProBlocker - Adblock for YouTube & Web

    Fast, free adblock for YouTube™ and all sites. Block video ads, popups, banners and trackers.

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