Translation
Firefox Translations privacy rating
Built-in Firefox feature that translates web pages on the device with local machine translation models, without sending text to a cloud service.
Summary
Firefox Translations scores 63 out of 100 (grade C) on the translation criteria. It meets 3 of 6 criteria: open source, works offline and text not kept. It partly meets no trackers or telemetry. It does not meet no ads or data sales and independent audit. It is based in the United States: Five Eyes member; subject to the US CLOUD Act.
Score 63 out of 100. How scoring works
Criteria
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Yes
Open source Weight 3 of 3
Is all the source code needed to run the product public?
Part of Firefox, licensed under MPL-2.0.
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Partial
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 third-party trackers in the feature, but Firefox sends technical and interaction telemetry by default. Telemetry can be turned off.
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No
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
Part of Firefox, which shows sponsored content on the New Tab page by default and is mainly funded by search engine deals.
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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
Works offline Weight 3 of 3
Can text be translated on the device, without sending it to a server?
Translation runs entirely on the device, and text is not sent to cloud servers.
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Yes
Text not kept Weight 2 of 3
Is translated text deleted after translation and kept out of model training?
Text is translated locally and never leaves the device.