Zapier is a workflow automation software that helps users create complete, customized, automated solutions by combining user interfaces, data tables, and logic with thousands of apps. It empowers individuals to automate repetitive tasks and workflows, saving time and energy. The author uses Zapier to automate tasks such as creating calendar events from email invites, adding information from specific email labels into Google Sheets, and connecting Google Sheets with Trello for task management. By automating these tasks, the author is able to focus on more creative work and avoid wasting time on administrative tasks. Zapier's automation capabilities enable users to streamline their workflows and increase productivity.