XLS to XLSX Converter

Convert XLS to XLSX for improved compatibility with modern spreadsheet applications. XLSX files offer enhanced features and support for advanced functions, such as formulas and charts. You can also convert XLS to CSV, ODS, PDF, or TXT for other file formats.

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XLS

XLS Converter

XLS is a file format used by Microsoft Excel for storing spreadsheet data. It supports a wide range of functions, including calculations, graphs, and formulas. XLS files are commonly used in business, finance, and data analysis. However, it has been replaced by XLSX in newer versions of Excel for better compatibility and file size.

XLSX

XLSX Converter

XLSX is a more modern version of the XLS format used by Microsoft Excel. It stores spreadsheet data in an open XML format, offering better file compression and compatibility. XLSX files support complex formulas, charts, and formatting options, and they are widely used for business and financial data analysis.