Gmail is a free email service provided by Google. It was launched in 2004 and has since become one of the most popular email services worldwide. Gmail offers several features, such as a large storage capacity, the ability to send and receive emails with attachments, an advanced search function, and integration with other Google services like Google Drive, Google Calendar, and Google Hangouts. Gmail also includes robust spam filtering and security measures to help protect users’ information and keep their inboxes safe from malicious emails. Users can access Gmail through a web browser or through dedicated mobile apps available for Android and iOS devices.