1. Proton Calendar: The privacy-first choice
Proton Calendar focuses on security and user privacy. Developed by the makers of Proton Mail, it encrypts all event data so only the user can access it. The interface is minimal yet polished, and the app is compatible with Proton’s ecosystem of secure tools.
The free version supports three calendars, while the premium tier expands sharing options and adds up to 25 calendars. This makes Proton one of the most secure Google Calendar alternatives for users concerned about data privacy.
2. Notion Calendar: Built for collaborative workflows
Notion Calendar syncs seamlessly with Notion databases, allowing users to manage schedules, tasks, and documents in one workspace. It’s ideal for teams and freelancers already using Notion for project management.
It supports shared calendars, multi-time-zone scheduling, and quick event editing through pop-up notifications. The app is free and integrates easily with external tools, including Google and Microsoft services.
3. Fantastical: Best for Apple ecosystem users
Fantastical remains a top pick for macOS and iOS users. Its clean interface, natural language event creation, and widget support make scheduling simple and intuitive. Users can type phrases like “Meeting with Sarah at 3 p.m. tomorrow,” and Fantastical automatically creates an event.
The app also supports weather integration, meeting invites, and multiple calendar accounts. The premium plan unlocks advanced features such as collaboration and full-task management.
4. Any.do: A balanced mix of tasks and scheduling
Any.do combines to-do lists and calendar scheduling in one interface, helping users manage daily workflows efficiently. It integrates with Google Calendar, Outlook, and iCloud, displaying all tasks and appointments in a unified timeline.While free to use, premium features like custom themes and recurring tasks are available through a paid plan. The app’s cross-platform sync makes it ideal for Android and Windows users seeking a versatile Google Calendar replacement.
5. Timepage by Moleskine: Designed for visual planners
Timepage appeals to users who value aesthetics as much as function. Developed by Moleskine, the app features a minimalist timeline layout, color-coded events, and weather-aware scheduling. Smooth animations and heat maps make it visually distinct from typical calendar apps.
It integrates with Apple, Google, and Outlook calendars and supports natural language input. Timepage is subscription-based but offers a refined experience for users who want style without sacrificing productivity.
Why users are switching from Google Calendar
The top Google Calendar alternatives of 2025 focus on privacy, integration, and personalization. While Google Calendar continues to dominate through convenience, many users now prefer apps that prioritize data protection, advanced AI support, or modern design.