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Why convert ODT to XLSX?
Fast
Your file is converted in under 30 seconds in our cloud.
Secure
Files are automatically deleted after 1 hour.
Quality preserved
Maximum quality preserved during conversion.
About the ODT format
ODT — OpenDocument Text
ODT is the standard document format for OpenDocument-compliant word processors, including LibreOffice Writer and Apache OpenOffice. Based on XML and ZIP, it is an open international standard (ISO/IEC 26300) providing a non-proprietary alternative to DOCX.
Common uses
- LibreOffice and OpenOffice documents
- Government and institutional documents requiring open standards
- Cross-platform word processing
- Long-term document archiving with open formats
About the XLSX format
XLSX — Microsoft Excel Open XML Spreadsheet
XLSX is the default format for Microsoft Excel spreadsheets. It supports complex formulas, pivot tables, charts, and large datasets, making it the standard for business data analysis and financial reporting.
Common uses
- Financial reports and budgets
- Data analysis and statistics
- Inventory and databases
- Business dashboards
Related conversions
Other conversions available for ODT and XLSX files
Frequently asked questions
Is the conversion free?
Yes, basic conversion is completely free. For large volumes, check out our paid plans.
What is the maximum file size?
Free accounts can convert files up to 25 MB. Pro accounts up to 100 MB.
How long are my files kept?
Files are automatically deleted after 1 hour on the free plan, 24 hours on Pro.
What formats are supported?
We support over 200 source and target formats. See our complete formats page.