Power BI is a business analytics service by Microsoft that provides interactive visualizations and business intelligence capabilities with an interface simple enough for end-users to create their own reports and dashboards. Power BI allows users to connect to a wide variety of data sources, including Excel spreadsheets, cloud-based and on-premises data sources, and popular third-party services like Salesforce and Google Analytics.

Power BI provides a wide range of visualizations, including charts, maps, and tables, to help users better understand and interpret their data. Users can also create custom visuals using the Power BI Developer Tools.

One of the key features of Power BI is the ability to create interactive dashboards that allow users to explore their data in real-time. Power BI dashboards can be shared with others in an organization and can be accessed from anywhere using a web browser or mobile app.

Power BI also includes a range of advanced analytics capabilities, including machine learning and natural language processing, that allow users to gain deeper insights from their data.

Power BI is a popular tool for business analysts, data analysts, and other professionals who need to work with data regularly. It can be used for a wide range of business applications, such as sales forecasting, inventory management, and financial reporting.