Google Calendar provides tools for scheduling events and reminders, sharing calendars, syncing across multiple devices, and integrating with other Google services like Gmail. It also allows users to set goals, customize notifications, and access schedules offline.

Yes, Google Calendar is free for all users with a Google account. Basic features are available at no cost, while Google Workspace offers additional advanced features for businesses, such as enhanced sharing options, video conferencing integrations, and administrative controls, which may incur charges.

Yes, Google Calendar can be accessed offline with limited functionality. Users can view, create, and edit events offline. However, features like syncing or accessing shared calendars require an internet connection. Changes made offline will update automatically once reconnected.

Google Calendar seamlessly integrates with various applications, especially within the Google ecosystem. It can sync with Gmail to create events from emails, connect with Google Meet for video calls, and link with Google Tasks for to-do lists. It also supports third-party apps such as Zoom and Slack, enhancing its functionality.

Google Calendar employs strong security measures, including encryption for data during transmission and storage. It offers two-factor authentication for added security. Users have control over their privacy settings, determining who can view their calendar information.