Best Protonmail Calendar Apps

4.1😐(1.6K ratings)

FreeIn-App Purchases

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This app helps you manage your schedule with privacy in mind. It offers various viewing options, reminders, and recurring event creation. All your data is protected by end-to-end encryption and strict Swiss privacy laws, ensuring your personal information is not tracked or harvested.

What We Love

🚀 Intuitive interface
🔒 Secure and private
👍 Good integration with Proton suite
👍 Visually appealing design

Room to Improve

🐛 Slow performance and crashes
🔍 Lacking search functionality
📅 Missing advanced calendar views (week, month)
🔗 Limited integration with other calendars

Teamup Calendar by Teamup Solutions AG

The Shared Calendar for Groups

Strong Contender

💼 Business

4.8😊(10K ratings)

Free

This app facilitates efficient information sharing and task completion for groups through a shared calendar. It allows for organizing people, scheduling work, managing availability, and securely sharing events with teams or external parties.

What We Love

👍 Easy to use
👍 Intuitive interface
👍 Helpful for organizing schedules
👍 Reliable and efficient
👍 Great for small businesses and teams
👍 Seamless syncing across devices

Room to Improve

🐛 App crashes and freezes
🐛 Glitches with editing and deleting events
🐛 Inconsistent performance between mobile and desktop versions
🔍 Limited functionality in mobile app compared to web version
📱 Lack of push notifications and reminders

Encrypted Email - Proton Mail by Proton AG

Fast, private, secure inbox

Worth Considering

Calendar App- Schedule Planner

4.8😊(50K ratings)

FreeIn-App Purchases

#66in Productivity

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This secure email service offers end-to-end encryption and a private inbox, free from ads and AI training. It protects against spam, phishing, and trackers, with features for organizing emails and offline access. Based in Switzerland, it adheres to strict privacy laws.

What We Love

🚀 Smooth performance
🔒 Excellent security and privacy
👍 Clean and intuitive interface
💡 Expanding ecosystem of Proton services

Room to Improve

🐛 Occasional crashes and bugs
⏱️ Slow email loading times
📝 Lacking advanced email management features
💰 Expensive paid plans

More Protonmail Calendar apps to explore

Plan Your Day, Week & Life

Month & Week ViewsReal-Time SyncingEvent Management

This app offers a simple yet powerful way to manage your schedule with intuitive design and robust features. It provides seamless syncing with popular calendar services and customizable notifications to keep you organized and stress-free.

Organize your entire schedule in one place. View events from multiple accounts, manage tasks, and plan gatherings with others. Stay on top of appointments, holidays, and birthdays with customizable views and shared calendars.

Unified schedule viewEvent creation and editingTask management integration

All calendars in ONE place!

Integrates multiple calendar providersUnified calendar viewManage appointments and events

Consolidate all your calendars from various providers into a single, easy-to-read view. Manage appointments, events, and birthdays efficiently across all your devices. Offers a clean interface for seamless organization.

(21K)

Zoho Mail - Email and Calendar

More than just an inbox

Unified inbox for multiple accountsOffline email access and composingAd-free and end-to-end encryption

Manage multiple email accounts, calendars, and contacts from a single, secure inbox. Offers offline access, advanced search, and collaborative features for enhanced productivity. Enjoy a private, ad-free experience with customizable notifications and 24/7 support.

(8K)

Notion Calendar

For your work and life

Deep Google Calendar integrationConnects to Notion documents and projectsMultiple time zone support

Manage your schedule and meetings with a unified calendar view. Seamlessly integrate with Google Calendar and Notion to organize your work and personal life. Offers helpful widgets and multi-time zone support.

2026 Calendar Planner,Reminder

Daily to-do listsMultiple calendar views (day, week, month, year)Notification reminders

This daily planner and reminder app helps you organize tasks, meetings, and events with customizable views and notifications. It offers to-do lists, checklists, and the ability to add locations and notes to your schedule.

(13)

Kanban Calendar - KanCalendar

Eisenhower Matrix, Note Taker

Kanban-style calendar with drag-and-drop reschedulingEisenhower Matrix for task prioritizationSync with Google Calendar, Google Tasks, Outlook Calendar, Microsoft To Do

This app transforms your calendar into a visual Kanban board for effortless event and reminder management. Prioritize tasks using the Eisenhower Matrix and sync with Google or Microsoft services. Enjoy a clutter-free, customizable experience for enhanced productivity.

A clean calendar for planning

Good Calendar - Schedule, Memo

(0)

Simple and easy calendar.

Drag and drop schedule managementCustomizable event categoriesDiary entries with photos and notes

Manage your schedule and personal records with an intuitive calendar interface. Easily create events, add notes, and track important dates with customizable categories and a convenient widget for quick access.

(3)

AdGuard Ad Blocker for Safari

No Ads DNS, Adblock, Privacy

Block ads in SafariBlock YouTube adsStop trackers and protect privacy

Block ads, trackers, and unwanted content in Safari and across your device. Enhance browsing speed, protect your privacy with advanced DNS filtering, and customize your protection with powerful tools. Offers both free and pro features for a cleaner, safer online experience.

A privacy-focused calendar app offering local encryption and planned end-to-end encrypted cloud storage. Easily schedule tasks, plans, and meetings with an intuitive interface and a unique inbox for drafting events.

Local encryption for data securityEnd-to-end encrypted cloud storage (future)Calendar tab for scheduling events

Shifts and timetables, sorted

(2)

free

tapless - Calendar App

Task Planner & Calendar

Multiple Calendar ViewsQuick Event CreationIntegrated Tasks & To-Do Lists

Effortlessly manage your schedule and stay organized with this powerful calendar app. View events, plan your day, and coordinate multiple calendars in one place to never miss an important appointment or deadline.

(14)

hand-drawn page-a-day calendar

DayCommand: AI Calendar

Talk to every calendar

Copy events between calendars

(0)

Carbon - Calendar Mirror