Software by XLS to XLSX Converter

Upgrade XLS to XLSX by XLSX Conversion Tool

XLS to XLSX 2.1

Advance Office Upgrade software successfully upgrades the file formats of single .xls file or bulk .xls files. Convert XLS to XLSX from MS Office 95, 2000 and 2003 to MS Office 2007 and 2010.

xls to xlsx, xls to xlsx batch converter, xls to xlsx batch conversion

$49.00 Download (2.72 Mb)