Calendar 366
Calendar 366 is a native calendar and task management app for Mac that helps you plan events, reminders, and meetings across connected accounts.
What is Calendar 366?
Calendar 366 is a calendar and task management app for Mac that helps users organize schedules, reminders, and meeting plans in one place. It supports events and tasks together, so you can manage appointments, deadlines, and personal to-do lists without switching between separate tools. The app includes multiple calendar views, natural language entry for quickly creating items, and integrations with common calendar services such as iCloud, Google, Outlook, Microsoft 365, CalDAV, and Todoist. On macOS, it also offers a menu bar calendar, widgets, keyboard shortcuts, and automation support through Apple Shortcuts and a custom URL scheme. Calendar 366 is designed for people who want a full-featured planning app that fits everyday work, school, and personal scheduling workflows.
Key features
- Create events and tasks with natural language input
- View schedules in multiple calendar layouts and switch between them quickly
- Manage calendars and reminders from iCloud, Google, Outlook, Microsoft 365, CalDAV, and Todoist
- Schedule and join meeting links such as Zoom, Google Meet, and Microsoft Teams
- Use a menu bar calendar, widgets, and keyboard shortcuts on Mac
- Automate actions with Apple Shortcuts and a custom URL scheme
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Safety overview
Status: Safe
Calendar 366 is legitimate productivity software for scheduling and task management. Access to your calendars, reminders, contacts, or location can be normal for features such as event syncing, birthdays, and travel-time reminders. If you use shared calendars or connected online accounts, review what data each connected service can access and keep only the integrations you want.
Recommendation: Keep Calendar 366 if you use it for planning, reminders, or calendar syncing on your Mac. Remove it if you no longer use the app, knowing that uninstalling it can also remove its local settings, widgets, and account connections from this Mac.
Common paths
/Applications/Calendar 366.app
Container paths
~/Library/Group Containers/346J24NQNV.com.nspektor.Calendar366
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