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Reviewed comparison · verified 2026-09-16

FirefoxvsLibreWolfin 2026

Choose Firefox for official support and convenience; choose LibreWolf for a hardened, reduced-service profile with more compatibility and maintenance trade-offs.

33 documented facts compared 10 differ 23 identical
BrowserPedia mascot comparing browsers on balance scale

Head-to-head: Firefox versus LibreWolf

Firefox

Mozilla · United States

LibreWolf

LibreWolf contributors · International

Firefox: Mozilla's independent Gecko browser with strong customization, privacy controls, and a separate extension ecosystem.

LibreWolf: A Firefox derivative with privacy-hardening defaults and reduced Mozilla service integration.

Key facts, on one axis

  • Yes
  • Partial
  • No
Gecko
Engine identical
Gecko
Built in
Blocks trackers identical
Built in
Built in
Anti-fingerprinting identical
Built in
Built in
Native ad blocking identical
Built in
Unsupported
Chrome Web Store identical
Unsupported
Built in
Sync across devices
Minimal or opt-in
Google
Default search
DuckDuckGo
macWinLinAndiOS
Platforms 5 vs 3 of 5
macWinLinAndiOS
4
Privacy & tracking /4
3
3
Extensions /4
3
8
Workflow & tabs /11
7
5
Platforms /5
3

A count of the capabilities each record documents in that category - half a point for partial support. It is a shape, not a score: BrowserPedia does not rank browsers.

Firefox profile Full records LibreWolf profile

What actually differs

See all 33 facts

  • Built-in VPN or proxy

    Only in Firefox · Privacy & tracking

  • Command palette

    Only in Firefox · Workflow & tabs

  • Sync across devices

    Only in Firefox · Workflow & tabs

  • Android

    Only in Firefox · Platforms

  • iOS

    Only in Firefox · Platforms

Firefox vs LibreWolf: every documented fact

Each row is a field from the two browser records. Open a row to read the documented note and its source. Categorical rows carry no colour, because one engine is not better than another.

33 documented facts · 10 differ · 23 identical

Fact
Firefox
LibreWolf

Privacy & tracking

built in
4/4
3/4

Extensions

built in
3/4
3/4

Workflow & tabs

built in
8/11
7/11

Platforms

built in
5/5
3/5

Foundation

Firefox vs LibreWolf: common questions

Do Firefox and LibreWolf use the same browser engine?
Yes. Firefox and LibreWolf both render with Gecko, so page rendering and web compatibility are largely the same. The differences between them are in defaults, bundled features and who ships the updates.
Which blocks trackers by default, Firefox or LibreWolf?
Both Firefox and LibreWolf document tracker blocking enabled by default.
Can Firefox and LibreWolf run Chrome extensions?
Neither Firefox nor LibreWolf documents Chrome Web Store support.
Does Firefox or LibreWolf have vertical tabs?
Both Firefox and LibreWolf document built-in vertical tabs.
What platforms do Firefox and LibreWolf run on?
Firefox is documented on macOS, Windows, Linux, Android and iOS. LibreWolf is documented on macOS, Windows and Linux.
Is Firefox or LibreWolf still actively developed?
Firefox is active and LibreWolf is active, as of the profile verification dates on this page.

Evidence sources

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Best privacy browsers A ranked shortlist rather than a single pair

BrowserPedia does not rank browsers by a universal score. The verdict is an editorial interpretation of the sourced facts above.

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