This article compares the data visualization program Tableau to Excel, examines their relative strengths, and provides a simple walk-through on how to use Tableau.

Excel Power Query and Tableau Prep are designed for easy tasks that require somewhat-clean data to start with. In contrast, Alteryx and Trifacta can deal with almost all kinds of raw data.

Data Pro: An intelligent data preparation assistant that helps transform raw data into business-ready information through automated cleaning and transformation. (Available June 2025) ...