_XLS to XLSX Convert Online Free _XLS to XLSX converter

How to convert _XLS to XLSX?


You can convert _XLS files to XLSX format in several ways. The most proven option is to download dedicated software that allows you to convert between the _XLS and XLSX formats. At the bottom you will find a list of software programs that support _XLS and XLSX files and can also save them in new file formats.

_XLS File Type


_XLS file extension is a Microsoft Excel workbook file format. It contains data that can be viewed in Microsoft Excel and other spreadsheet applications. The workbook contains rows and columns, which are used to organize the data.

Full Name Microsoft Excel Workbook
Developer Microsoft Corporation
Category SpreadSheet Files

XLSX File Type


.XLSX is a file extension of Microsoft Excel Open XML Spreadsheet. XLSX stands for "Excel 2003 XML Spreadsheet". Users of Microsoft Excel can open the files by clicking on the "Open" button in the toolbar and selecting it from the list of file extensions that they have installed. This is a text-based spreadsheet application but there are some differences between XLS and XLSX files. For instance, an XLS file will not have any security while an XLSX file will be password protected.

Full Name Microsoft Excel Open XML Spreadsheet
Developer Microsoft
Category Spreadsheet Files