Google Calendar

Google Calendar is an online time management and scheduling tool that allows individuals, teams, and organizations to create, manage, and share events across multiple time zones and devices. The core functionality revolves around a digital calendar where users can add events with title, date, time, location, description, and attachments. Events can be set to repeat at custom intervals, such as daily, weekly, or monthly, and reminders can be configured via email, pop-up notifications, or mobile alerts to ensure users do not miss important appointments. One of the primary features is the ability to share calendars with others. Users can create separate calendars for work, personal life, or specific projects and control the visibility of each calendar — from full public access to private, or sharing only free/busy information. This enables collaborative scheduling: for example, a team can view each other’s availability, propose meeting times, and directly add events to a shared calendar without back-and-forth emails. Google Calendar integrates deeply with other Google services, particularly Gmail. When an email contains event details like flight confirmations, hotel bookings, or meeting invitations, a user can click the "Add to Calendar" button to automatically create an event with the correct information. The integration with Gemini, Google’s AI assistant, goes further: within Gmail, Gemini can analyze the context of an email thread and suggest optimal meeting times based on participants’ existing Google Calendar events. Users can then directly share proposed time slots and book appointments with a single tap, reducing manual coordination effort. Appointment scheduling is another built-in feature that eliminates the need for external booking tools. Users can set up appoin