# Tuta Calendar privacy rating

End-to-end encrypted calendar from Tuta, available as a standalone Android and iOS app and in Tuta's web and desktop clients. Events, invitations and shared calendars are encrypted.

## Summary

Tuta Calendar scores 65 out of 100 (grade C) on the calendars criteria. It meets 2 of 4 criteria: no trackers or telemetry and no ads or data sales. It partly meets open source. It does not meet independent audit. It is based in Germany: Fourteen Eyes member; EU member (GDPR).

- Website: https://tuta.com/calendar
- Source code: https://github.com/tutao/tutanota
- License: GPL-3.0
- Jurisdiction: Germany. Fourteen Eyes member. EU member (GDPR).
- Platforms: Android, iOS, Web, Windows, macOS, Linux
- Home page trackers: none found
- Category: [Calendars](https://privacyratings.com/calendars/)
- Also rated: [Tuta](https://privacyratings.com/email-providers/tuta/) (Email providers)
- Grade: C (65/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Partial | Apps are open source under GPL-3.0. The server is not. | https://github.com/tutao/tutanota/blob/master/LICENSE.txt |
| No trackers or telemetry | Yes | No third-party analysis tools. Anonymized usage statistics are collected only with prior consent, and Exodus finds no trackers in the Android app. | https://tuta.com/privacy-policy |
| No ads or data sales | Yes | Funded by paid plans. No ads on any plan, including the free plan. | https://tuta.com/pricing |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/calendars/tuta-calendar/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/calendars/tuta-calendar.md