Ad and tracker blockers
1Blocker privacy rating
Safari content blocker for iPhone, iPad, Mac and Vision Pro with filters for ads, trackers, annoyances and adult content, plus custom rules and an in-app tracker filter.
Summary
1Blocker scores 53 out of 100 (grade D) on the ad and tracker blockers criteria. It meets 4 of 7 criteria: no trackers or telemetry, no ads or data sales, no browsing data collected and custom filters. It does not meet open source, independent audit and effective by default.
Score 53 out of 100. How scoring works
Criteria
- No
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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?
The app contains no analytics tracking code and does not track visited sites.
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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?
Funded by Premium subscriptions and lifetime licenses. No data is collected or sold.
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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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No
Effective by default Weight 3 of 3
Does it block ads and trackers with its default settings, without paid tiers?
The free version allows only one filter category at a time, so blocking ads and trackers together requires Premium.
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Yes
No browsing data collected Weight 3 of 3
Does it work without sending browsing data to the developer?
Filtering happens in Safari on the device, and the app does not collect browsing data.
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Yes
Custom filters Weight 1 of 3
Can users add their own filter lists and rules?
Custom rules are available for free.