Transform your XLS (Excel Spreadsheet) files to various formats with our powerful online converter. XLS is Microsoft Excel's legacy spreadsheet format that stores data in cells organized by rows and columns, allowing users to perform calculations, create charts, and analyze data efficiently.
Our XLS converter enables you to convert your spreadsheets to multiple formats while preserving formulas, formatting, and data integrity. Whether you need to convert to XLSX for better compatibility, PDF for sharing, CSV for data portability, or other formats for specific requirements, our tool handles it all with precision and ease.
About XLS Format
XLS (Excel Spreadsheet) is Microsoft Excel's binary file format used before Excel 2007. Key features include:
- Supports complex calculations and formulas
- Allows for data visualization through charts and graphs
- Includes multiple worksheets in a single file
- Supports cell formatting and conditional formatting
- Compatible with various Excel versions but has size limitations
How to convert XLS
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Upload your XLS file using the file picker or drag & drop
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Select your desired output format (XLSX, PDF, CSV, etc.)
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Wait for the automatic conversion process to complete
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Download your converted file
Benefits of converting XLS
Free online XLS converter that preserves all data and formatting
Convert to multiple formats including XLSX, PDF, CSV, HTML and more
Fast conversion with secure cloud processing
Batch conversion available for multiple files
No registration, email, or software installation required