Short description of Advanced XML Converter 2.21: If you are looking for a reliable XML converter, then this should be your first stop. The Advanced XML Converter is designed to make the conversion of your XML files easy, reliable and accurate, also offering you a preview before any conversions are carried out. Supported formats include HTML, CSV, SQL, XLS and DBF. There is no need to install any additional software or drivers and the program should work on almost any Windows-based PC.