Privacy Ratings

Two-factor authentication

Chronos Authenticator privacy rating

Open source two-factor authentication app for iOS that supports TOTP and HOTP codes. Tokens are encrypted on the device, with optional encrypted iCloud sync and exports.

License: AGPL-3.0

Summary

Chronos Authenticator scores 80 out of 100 (grade B) on the two-factor authentication criteria. It meets 3 of 4 criteria: open source, no trackers or telemetry and no ads or data sales. It does not meet independent audit.

Score 80 out of 100. How scoring works

Criteria

  • Yes

    Open source Weight 3 of 3

    Is all the source code needed to run the product public?

    AGPL-3.0.

    github.com

  • 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 project states the app has no telemetry and needs no account.

    github.com

  • Yes

    No ads or data sales Weight 2 of 3

    Is the product funded without advertising, ad targeting or selling user data?

    Free open source app with no ads or paid tiers.

    github.com

  • 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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