.XLS files (Excel 97-2003 workbook)

A legacy binary spreadsheet. These tools read ordinary unencrypted XLS and write values-only Excel 97-2003 workbooks, without macros, formatting, or formula calculations.

Apps that make .xls files

• Microsoft Excel 97-2003
• Legacy reporting software

Converters for .xls

From .xls

• XLS to XLSX Converter
• XLS to ODS Converter
• XLS to CSV Converter
• XLS to TSV Converter
• XLS to JSON Converter
• XLS to HTML Converter

To .xls

• XLSX to XLS Converter
• ODS to XLS Converter
• XLSB to XLS Converter
• CSV to XLS Converter
• TSV to XLS Converter
• JSON to XLS Converter