Birdie XLSX to XLS Converter

Birdie XLSX to XLS Converter tool a hot-selling utility to convert batch xlsx files to xls file format in a direct way. Our XLSX XLS converter helps you to read, open or view Excel files of 2007 - 2010 into MS Excel 2003 - 97 formats without any loss of data. Now it is also available in command-line version that guides you to run the software using the command-prompt silently.