← All apps

Tuta Calendar

Name: Tuta Calendar
Author: Tutao GmbH

Tutao GmbH · Part of Tuta apps

Quantum-safe encrypted planner to schedule & manage your events & sync calendars

Calendar
FOSS
Free
No ads
No tracking

iOS
Android

Get Tuta Calendar

Download on the App Store Get it on Google Play

Get it with Aurora Store Get it on F-Droid Get it on Zapstore

What are these stores? App Store, Google Play, Aurora Store, F-Droid, Zapstore

Take your privacy to the next level with the secure Tuta Calendar app. This encrypted time-management tool is the most private way to organize your busy schedule – and it’s quick to navigate, comes with dark and light mode, plus, it’s perfectly integrated with the Tuta Mail app. SECURE CALENDAR

Developer: Tutao GmbH
Website: tuta.com
Source code: github.com/tutao/tutanota
Added to AppCosmos: 9 October 2026
License: GPL-3.0-or-later