Google Calendar is a cloud-based calendar service developed by Google as part of its suite of productivity tools, known as Google Workspace. It allows users to create, manage, and share events and appointments easily across multiple devices. With features like event reminders, notifications, and customizable event colors, Google Calendar helps users stay organized and on schedule. Its intuitive interface and integration with other Google Workspace apps such as Gmail and Google Drive enable seamless scheduling and collaboration among individuals and teams. Additionally, Google Calendar offers the ability to create multiple calendars, share them with specific individuals or groups, and set access permissions, making it a versatile tool for personal and professional use alike.