List-Aid products are executable files which request to have Mircrosoft-Excel-Version 2003 or higher to be installed on your PC. Otherwise List-Aid products will not work. List-Aid products were designed based on Excel2007 and tested. They should work also with Excel2003. List-Aid products provide to you functionality with which you can work on tables with data sets. Explicit information on products and their functionalities you will find under Tutorials. Tutorials.