uBlock Origin

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

uBlock Origin is ranked #3 of 48 in ad blockers on Inferse. It runs on Android. There is a free plan.

Compared on ad blockers

Free plan: Yesgithub.com
Device coverage: desktop-and-mobilegithub.com
Custom filter lists: Yesgithub.com
Element picker: Yesgithub.com
Cookie popup blocking: Yesgithub.com
Browser support: multiple-browsersgithub.com

Facts

Free plan: Yesgithub.com · 21 Sept 2026
Device coverage: desktop-and-mobilegithub.com · 21 Sept 2026
Custom filter lists: Yesgithub.com · 21 Sept 2026
Element picker: Yesgithub.com · 21 Sept 2026
Cookie popup blocking: Yesgithub.com · 21 Sept 2026
Browser support: multiple-browsersgithub.com · 21 Sept 2026
Pricing model: Free and open-source; no paid pricing is stated.github.com · 27 Sept 2026
Free tier limits: The page does not state a numeric free-tier limit.github.com · 27 Sept 2026
Billing terms: No billing schedule or paid subscription terms are stated.github.com · 27 Sept 2026
Trial and refund: No trial or refund policy is stated.github.com · 27 Sept 2026
Supported browsers: It works best on Firefox and supports Chromium-based browsers, including Edge and Opera.github.com · 27 Sept 2026
Platform coverage: Available for desktop and Android versions of Firefox; Chromium and Thunderbird versions are also provided.github.com · 27 Sept 2026
Content blocking: Blocks ads, trackers, coin miners, popups, anti-blockers, and malware sites by default.github.com · 27 Sept 2026
Filter lists: Uses several built-in lists and supports many other lists and hosts files.github.com · 27 Sept 2026
Custom filters: Uses EasyList syntax and extends it for custom rules and filters.github.com · 27 Sept 2026
Filter selection: Users can unselect preselected filter lists if uBO blocks too much.github.com · 27 Sept 2026
Privacy goal: Its primary goal is helping users neutralize privacy-invading methods entering the browser.github.com · 27 Sept 2026
Performance profile: Described as CPU- and memory-efficient, fast, and lean.github.com · 27 Sept 2026
User interfaces: Offers basic and advanced popup interfaces, including a per-site point-and-click firewall.github.com · 27 Sept 2026
Thunderbird scope: In Thunderbird, it affects feeds but not emails.github.com · 27 Sept 2026
Blocker compatibility: The page advises against using uBO with another content blocker.github.com · 27 Sept 2026
Enterprise deployment: Enterprise deployment documentation is provided.github.com · 27 Sept 2026
Support channel: Support, questions, and help are directed to the uBlockOrigin subreddit.github.com · 27 Sept 2026
Software license: The repository is licensed under GPL-3.0/GPLv3.github.com · 27 Sept 2026
Repository activity: The repository lists 14,307 commits, 68.2k stars, and 4.4k forks.github.com · 27 Sept 2026