Google Calendar is a free tool that integrates with other Google services like Gmail, Drive, and Tasks, and recently added integration with Gemini for creating calendar entries. However, it lacks visual appeal, does not support natural language processing for date and time input, and raises data privacy concerns among users.
Proton Calendar offers end-to-end encryption for privacy, a simple design with purple accents, and limited third-party integrations, with a free version allowing three calendars and a subscription for more features.
Notion Calendar integrates with existing Notion databases, supports shared calendars and scheduling links, and offers pop-up notifications, but is most beneficial for Notion users.
Any.do combines task management with calendar functionality, integrates with major calendar providers, and has a user-friendly design, though some features require a premium plan.
Business Calendar 2 features a professional design, includes a dedicated Birthday view, integrates a Tasks section, and offers a customizable floating action button, with a free version and a premium subscription for additional features.
One Calendar supports various calendar services, has a unique task management system requiring a separate app, and allows for custom themes, with both free and premium versions available.