Tuta Calendar Reviews in 2026

Audience

Privacy-conscious professionals seeking a secure, encrypted solution to manage and share their schedules across multiple devices

About Tuta Calendar

Tuta Calendar is a zero-knowledge calendar with quantum-safe encryption, ensuring that all your events are protected from snooping and prying eyes. Whether you schedule events, receive event invitations, or share your calendar with others, all steps in the Tuta Calendar are automatically encrypted end-to-end. This means your data belongs to you, and no one else can access it. The intuitive, clean design allows for easy organization of appointments, business meetings, and repeating tasks. Push notifications are sent securely, so no third party can track you. Two-factor authentication can be enabled to protect your login credentials from malicious attacks. Tuta Calendar is available with free and open source desktop clients. You can share calendars and events with your family, organization, or company with a few taps.

Other Popular Alternatives & Related Software

Proton Calendar

(1 Rating)

Your calendar is a record of your life. Proton Calendar helps keep it private. Proton Calendar automatically secures all your events with end-to-end encryption. Events received from people who use other calendars are secured with zero-knowledge encryption. In both cases, event details, including the title, description, location, and people invited, are encrypted so not even we can see them. Proton Calendar makes staying on top of your schedule simple while keeping your information secure. Proton Calendar was built by the team behind Proton Mail, the world’s largest encrypted email service. Over 50 million people and some of the world’s largest organizations have signed up with Proton. Proton Calendar comes with a Proton Mail email address that you can use to securely send event invites. You can also add events to Proton Calendar directly from your Proton Mail inbox.

Learn more

CalendarX

Communicate to your audience through their calendar. When a user follows your CalendarX calendar, you can push your important events to their personal calendar. Create your first calendar and adjust the settings to fit your needs. Control who can manage the calendar and what you want to know about your followers. Generate an unlimited number of calendars your users can follow. Adding events to your calendar is quick and easy. Add repeating events and set reminders so your audience won't forget. Update events if changes occur. Your followers' calendars will automatically be updated with the changes. Adding the button to your website is easy. Use the button configurator to change appearance of the button or customize it using HTML to match the design of your website. You can also link to a follow page in newsletters and social media.

Learn more

AddEvent

You have events and calendars that you want to share with your customers – that’s why you’re here. Easily create those events right in the dashboard or import them from external calendars. As you add events, you’ll be able to see them clearly laid out in the dashboard calendar. When you’re ready, go ahead and share your events with your users one by one, or share an entire calendar of events all at once! Embed a beautiful "Add to calendar" button or calendar on your website, copy and paste "Add to Calendar" links into your emails (zero coding knowledge required) or share a custom event landing page with your users. The comprehensive calendar solution you never knew you needed. CalendarX is an embeddable calendar, a subscription calendar, and a data collection service all rolled into one.

Learn more

Tuta

(3 Ratings)

Tuta offers a highly secure, encrypted email, calendar, and contacts service designed to give users complete control over their data. With end-to-end encryption powered by quantum-safe cryptography, Tuta ensures that all your communications are private and safe from surveillance. The platform is easy to use, supports mobile apps for Android and iOS, and is ad-free, offering a seamless experience across multiple devices. Tuta is committed to using renewable energy to power its servers, ensuring privacy while contributing to a greener future.

Learn more

Pricing

Starting Price:

€3 per month

Free Version:

Free Version available.

Integrations

No integrations listed.

Ratings/Reviews

Overall 0.0 / 5

ease 0.0 / 5

features 0.0 / 5

design 0.0 / 5

support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Videos and Screen Captures

Other Useful Business Software

Our Free Plans just got better! | Auth0

With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.

Try free now

Product Details

Platforms Supported

Cloud

Windows

Mac

Linux

iPhone

iPad

Android

Chromebook

Training

Documentation

Support

Online

Compare This Software

Proton Calendar

Your calendar is a record of your life. Proton Calendar helps keep it private. Proton Calendar automatically secures all your events with end-to-end encryption. Events received from people who use other calendars are secured with zero-knowledge encryption. In both cases, event details, including...

Compare
Let's Calendar

Let's Calendar is the worlds first and most advanced bulk calendar invite tool designed to help event managers, conference organizers, webinar admins, or simply any type of event and meeting organizers to send mass calendar invites to thousands of participants at once, and block their contacts...

Compare
CalendarX

Communicate to your audience through their calendar. When a user follows your CalendarX calendar, you can push your important events to their personal calendar. Create your first calendar and adjust the settings to fit your needs. Control who can manage the calendar and what you want to know...

Compare
Tuta

Tuta offers a highly secure, encrypted email, calendar, and contacts service designed to give users complete control over their data. With end-to-end encryption powered by quantum-safe cryptography, Tuta ensures that all your communications are private and safe from surveillance. The platform is...

Compare
AddEvent

You have events and calendars that you want to share with your customers – that’s why you’re here. Easily create those events right in the dashboard or import them from external calendars. As you add events, you’ll be able to see them clearly laid out in the dashboard calendar. When you’re...

Compare
Timely Event Calendar

Expand and delight your audience with a beautiful event calendar on your website. Easily create, promote, manage and monetize your events. All in one event calendar software. Our event calendaring software makes it easy to create a striking and engaging event calendar. Build a white-label...

Compare

Recommended Software

Proton Calendar

Your calendar is a record of your life. Proton Calendar helps keep it private. Proton Calendar automatically secures all your events with end-to-end encryption. Events received from people who use other calendars are secured with zero-knowledge encryption. In both cases, event details, including...

See Software
Let's Calendar

Let's Calendar is the worlds first and most advanced bulk calendar invite tool designed to help event managers, conference organizers, webinar admins, or simply any type of event and meeting organizers to send mass calendar invites to thousands of participants at once, and block their contacts...

See Software
CalendarX

Communicate to your audience through their calendar. When a user follows your CalendarX calendar, you can push your important events to their personal calendar. Create your first calendar and adjust the settings to fit your needs. Control who can manage the calendar and what you want to know...

See Software