ODT to XLSX Converter
Convert ODT to XLSX quickly and securely. Free, fast, and easy - no sign-up required. Start free and download your converted XLSX file online with no account required.
Drop your ODT files here
Up to 50MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your ODT files
Drag and drop or select ODT files from your device. You can upload multiple files at once.
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Configure Output
Start the conversion. Crest Convert will prepare the XLSX file using the appropriate format engine.
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Download XLSX files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert ODT to XLSX?
ODT is the OpenDocument text format used by LibreOffice Writer and compatible editors. Converting it to XLSX creates the current Microsoft Excel workbook format with worksheets, formulas, and formatted cells, ready for workflows that use the destination format.
XLSX opens in Microsoft Excel, Google Sheets, Apple Numbers, and LibreOffice Calc.
Frequently Asked Questions
How do I convert ODT to XLSX?
Add your ODT file, start the conversion, and download the completed XLSX result. No account is required.
What is a ODT file?
ODT is the OpenDocument text format used by LibreOffice Writer and compatible word processors.
What is included in the converted XLSX?
Document tables are placed into worksheets, with remaining readable text added to a separate sheet.
Can I convert several ODT files?
Yes. Add multiple ODT files and convert them together. Each upload produces its own result.
Where can I use the converted XLSX?
XLSX opens in Microsoft Excel, Google Sheets, Apple Numbers, and LibreOffice Calc.
Is ODT to XLSX conversion secure?
Yes. Files are transferred over an encrypted connection, processed securely, and automatically deleted shortly after conversion. No account is required.