Data visualization tools are software applications that help users create visual representations of data, making complex information easier to understand. These tools can transform raw data into charts, graphs, and maps, allowing users to identify patterns, trends, and insights quickly. Popular examples include Tableau, Microsoft Power BI, and Google Data Studio. These tools are widely used in various fields, including business, healthcare, and education, to support decision-making and communicate findings effectively. By presenting data visually, users can engage their audience and convey messages more clearly, enhancing overall comprehension and retention of information.