uBlock Origin vs AdGuard: privacy compared
uBlock Origin and AdGuard are both rated in ad and tracker blockers against the same 7 public criteria. uBlock Origin does better on open source, no trackers or telemetry and no browsing data collected.
| Criterion | uBlock Origin Our pick | AdGuard |
|---|---|---|
| Grade | Grade B B (88/100) | Grade C C (62/100) |
| Jurisdiction | Unknown | Cyprus Outside Eyes |
| Open source Is all the source code needed to run the product public? | Yes source | Partial source |
| No trackers or telemetry Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default? | Yes source | Partial source |
| No ads or data sales Is the product funded without advertising, ad targeting or selling user data? | Yes source | Yes source |
| Independent audit Has an independent security or privacy audit been published within the last three years? | No | No |
| Effective by default Does it block ads and trackers with its default settings, without paid tiers? | Yes source | Yes source |
| No browsing data collected Does it work without sending browsing data to the developer? | Yes source | Partial source |
| Custom filters Can users add their own filter lists and rules? | Yes source | Yes source |
Summaries
uBlock Origin. uBlock Origin 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.
AdGuard. AdGuard scores 62 out of 100 (grade C) on the ad and tracker blockers criteria. It meets 3 of 7 criteria: no ads or data sales, effective by default and custom filters. It partly meets open source, no trackers or telemetry and no browsing data collected. It does not meet independent audit. It is based in Cyprus: Not in the Five, Nine or Fourteen Eyes; EU member (GDPR).