Toggl Track is a productivity app that measures time, while Zapier is workflow automation software that connects apps to create automated workflows, allowing users to measure their unmeasurable time spent on tasks and projects. Users can automate Toggl Track with other digital tools, such as Google Calendar, Notion, Airtable, Todoist, Trello, and FreshBooks, to track productivity, manage time, and streamline workflow, ultimately saving time by eliminating unnecessary tasks. By combining these apps with Zapier's automation capabilities, users can create customized workflows that enhance their productivity and efficiency.