uBlock Origin is the ad-blocker we recommend to everyone using Firefox or Brave. Free, open-source, no monetization, no tracking. Made by Raymond Hill solo, maintained for over a decade.
Why uBlock Origin matters in 2026:
- Average web page loads 50+ tracking scripts. Each one slows the page and tracks you across sites.
- Ad blockers reduce page load time 50-200%, save battery, save mobile data.
- uBlock Origin blocks more than ad networks: tracking pixels, malware domains, social media trackers, cryptominers.
Manifest V3 issue (Chromium browsers in 2026): Google’s Manifest V3 restricts ad-blocker capabilities. On Chrome / Edge / Brave (Chromium-based), uBlock Origin Lite is the only version available, with reduced power.
Best browsers for uBlock Origin full power in 2026:
- Firefox (Mozilla preserves Manifest V2 compatibility)
- Brave (has ad-blocking built-in + supports uBlock Lite)
- LibreWolf (privacy-focused Firefox fork)
vs AdBlock Plus: ABP accepts payment from advertisers to whitelist “acceptable ads”. uBlock Origin refuses any payment, blocks everything by default. uBlock Origin is strictly better.
vs Ghostery: Ghostery has feature overlap but does telemetry. uBlock Origin: zero telemetry, pure block.
vs AdGuard: AdGuard is freemium with desktop app + browser extension. AdGuard browser extension is comparable to uBlock Origin. Pick AdGuard if you want system-wide blocking (paid desktop app), uBlock Origin if browser-only is fine.
Verdict: install uBlock Origin in Firefox or Brave. Set “I’m an advanced user” toggle in settings for max blocking. Add malware-protection filter list. Free, forever.