Ungoogled Chromium vs Zen Browser: privacy compared
Ungoogled Chromium and Zen Browser are both rated in browsers against the same 8 public criteria. Ungoogled Chromium does better on no calls to big-tech services. Zen Browser does better on blocks trackers by default and timely security updates.
| Criterion | Ungoogled Chromium Our pick | Zen Browser |
|---|---|---|
| Grade | Grade C C (63/100) | Grade C C (73/100) |
| Jurisdiction | Unknown | Unknown |
| Open source Is all the source code needed to run the product public? | Yes source | Yes 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 | Yes 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 |
| Blocks trackers by default Are third-party trackers blocked by default, without installing extensions? | No | Partial source |
| Fingerprinting protection Does the browser defend against fingerprinting by default? | Partial source | Partial source |
| No calls to big-tech services Does the browser work without background connections to Google, Microsoft or Apple services? | Yes source | Partial source |
| Timely security updates Are security fixes from the upstream engine shipped quickly and automatically? | Partial source | Yes source |
Summaries
Ungoogled Chromium. Ungoogled Chromium scores 63 out of 100 (grade C) on the browsers criteria. It meets 4 of 8 criteria: open source, no trackers or telemetry, no ads or data sales and no calls to big-tech services. It partly meets fingerprinting protection and timely security updates. It does not meet independent audit and blocks trackers by default.
Zen Browser. Zen Browser scores 73 out of 100 (grade C) on the browsers criteria. It meets 4 of 8 criteria: open source, no trackers or telemetry, no ads or data sales and timely security updates. It partly meets blocks trackers by default, fingerprinting protection and no calls to big-tech services. It does not meet independent audit.