Convert to XLSX

Convert spreadsheet files to XLSX format

Drop your SPREADSHEET files here

or click to select multiple files from your device

Maximum file size: 100 MB

Why Convert SPREADSHEET Files?

  • SPREADSHEET to XLS – convert for different use cases and compatibility
  • SPREADSHEET to CSV – convert for different use cases and compatibility
  • SPREADSHEET to ODS – convert for different use cases and compatibility
  • SPREADSHEET to TSV – convert for different use cases and compatibility

Supported SPREADSHEET Conversions

You can convert SPREADSHEET to:

  • SPREADSHEET to XLS — versatile format conversion
  • SPREADSHEET to CSV — versatile format conversion
  • SPREADSHEET to ODS — versatile format conversion
  • SPREADSHEET to TSV — versatile format conversion

    • Frequently Asked Questions

    How do I convert SPREADSHEET online?

    Upload your SPREADSHEET files, select XLS, CSV, ODS or any other format from the dropdown menu, and click convert. Your files will be ready for download instantly.

    Can I convert multiple SPREADSHEET files at once?

    Yes! Upload multiple SPREADSHEET files and they'll all be converted simultaneously. Large batches are automatically packaged as a ZIP file for download.

    Is the SPREADSHEET converter free to use?

    Absolutely — our SPREADSHEET converter is 100% free. No registration or payment required.

    Is SPREADSHEET conversion secure?

    Yes, all SPREADSHEET conversions are processed securely in your browser. Your files are never uploaded to our servers and remain completely private on your device.