What are data visualization tools and how do they help transform complex data into charts, dashboards, and visual insights for better decision-making? How do popular tools like Tableau, Power BI, Qlik Sense, and others compare in terms of features like interactivity, integrations, scalability, and ease of use? Where are these tools most commonly used, such as in business intelligence, marketing analytics, or operations monitoring? When should a user choose a simple tool versus an advanced enterprise-grade platform? What are the key pros and cons of the top data visualization tools that users should consider before selecting one?