"Google Calendar" is a web-based service for managing personal, organizational, and team calendars.
With a Google for Work, it provides an interface for end-users to view their calendars, schedule meetings with other end-users, see availability information for other end-users, and schedule rooms and resources.
Want More Efficient, Effective Meetings? It All Starts with Google Calendar
A Faster, Easier Way to Add Events to Google Calendar
Quick Add Google Calendar functionality