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XLS to XLSX converter
XLS file format is a spreadsheet. Content of an XLS document could include numerical,statistical pieces of data with text... It could include images, worksheets, macros with Visual Basic Scripting...This file can be created with Microsoft Excel, OpenOffice or other similar spreadsheet programs.
Xlsx file is a file format used by Microsoft Excel to store spreadsheet data. It is a type of Office Open XML file and is the default file format used in Excel for versions 2007 and later. The .xlsx format allows for the storage of formulas, charts, and other features commonly found in Excel spreadsheets.
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