File sync and backup
Nextcloud privacy rating
Self-hosted collaboration platform for file sync and sharing, with desktop and mobile clients plus apps for calendar, contacts, office documents and chat. Supports optional server-side and end-to-end encryption.
Summary
Nextcloud scores 65 out of 100 (grade C) on the file sync and backup criteria. It meets 2 of 4 criteria: open source and no ads or data sales. It partly meets no trackers or telemetry. It does not meet independent audit. It is based in Germany: Fourteen Eyes member; EU member (GDPR).
Score 65 out of 100. How scoring works
Criteria
- Yes
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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, but the home page loads Matomo Cloud, which can set cookies (automated test).
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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?
Free software funded by Nextcloud GmbH's enterprise subscriptions, with no ads.
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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 by Nextcloud. A third-party penetration test of one university deployment exists but does not cover the product as a whole.