Mailtrack is a tool designed for Gmail users that provides email tracking capabilities. It enables users to see when their sent emails have been opened, using a simple and intuitive interface integrated directly into Gmail. With Mailtrack, users receive real-time notifications and double-check marks to indicate if emails have been read, similar to messaging apps. It is especially useful for professionals looking to monitor communication with clients, colleagues, or prospects. Mailtrack offers both free and premium plans with additional features like daily reports and activity dashboards.