Ad and tracker blockers
uBlock Origin Lite privacy rating
Our pick
Manifest V3 content blocker from the uBlock Origin developer that filters ads and trackers through declarative browser rules, with no background process.
Summary
uBlock Origin Lite scores 88 out of 100 (grade B) on the ad and tracker blockers criteria. It meets 6 of 7 criteria: open source, no trackers or telemetry, no ads or data sales, effective by default, no browsing data collected and custom filters. It does not meet independent audit.
Score 88 out of 100. How scoring works
Criteria
- Yes
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Yes
No trackers or telemetry Weight 3 of 3
Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
No analytics or telemetry in the code and no home server.
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Yes
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
No ads, and donations are not accepted.
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No
Independent audit Weight 2 of 3
Has an independent security or privacy audit been published within the last three years?
No independent audit is published.
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Yes
Effective by default Weight 3 of 3
Does it block ads and trackers with its default settings, without paid tiers?
The default rulesets include uBlock Origin's filters, EasyList, EasyPrivacy and Peter Lowe's list.
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Yes
No browsing data collected Weight 3 of 3
Does it work without sending browsing data to the developer?
No data of any kind is collected. The only remote requests are for filter lists the user subscribes to.
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Yes
Custom filters Weight 1 of 3
Can users add their own filter lists and rules?
Custom filters and subscriptions to external filter lists are supported.