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Converter XLS a ODS

Free online XLS to ODS converter. Fast, secure, no signup required.

12.9K+ files converted

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Accepted: XLS files · Max 100 MB per file

xls ods

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Need to convert XLS to ODS? MegaConvert makes it easy. Upload your Microsoft Excel Spreadsheet (XLS) file and get a OpenDocument Spreadsheet (ODS) file in seconds — no software to install, no signup required. Whether you need this conversion for data analysis, office work / email attachments, our online converter handles it instantly. Free for files up to 25MB, with support for larger files up to 2GB.

How to Convert XLS to ODS Online

  1. 1
    Upload your XLS file

    Click the upload area or drag and drop your XLS file. Files up to 25MB are free. Larger files are supported with pay-per-use.

  2. 2
    Choose ODS as output format

    ODS is automatically selected on this page. You can adjust conversion settings if needed.

  3. 3
    Click Convert

    Hit the Convert button to start processing. Your file will be converted using our high-performance servers.

  4. 4
    Download your ODS file

    Once conversion is complete, click Download to save your new ODS file. Free files are available for 1 hour.

Why Convert XLS to ODS?

  • **Modernize your files** — XLS is an older format. Converting to ODS ensures better compatibility with current software and devices.
  • **Reduce file size** — Converting between formats can significantly reduce file size, making files easier to share via email or cloud storage.
  • **Software requirements** — Your software or platform may require ODS format specifically. Converting ensures full compatibility.

XLS vs ODS — Format Comparison

Feature XLS ODS
Full Name Microsoft Excel Spreadsheet OpenDocument Spreadsheet
Developer Microsoft OASIS
First Released 1987 2005
Category Spreadsheet Spreadsheet
Extension .xls .ods
MIME Type application/vnd.ms-excel application/vnd.oasis.opendocument.spreadsheet

Formulas, charts, and macros may not transfer to simpler formats like CSV.

About XLS Format

Legacy Microsoft Excel binary format for spreadsheets with formulas and charts.

Full name: Microsoft Excel Spreadsheet

Developer: Microsoft (1987)

About ODS Format

Open standard spreadsheet format used by LibreOffice Calc and other applications.

Full name: OpenDocument Spreadsheet

Developer: OASIS (2005)

Preguntas Frecuentes

Upload your XLS file to MegaConvert.io, select ODS as the output format, and click Convert. Your converted file will be ready to download in seconds. No software installation required.
Yes! Files up to 25MB can be converted for free, up to 3 times per day. For larger files, pay-per-use pricing starts at just $2 for files up to 100MB.
Absolutely. All uploaded files are encrypted in transit (HTTPS), scanned for viruses, and automatically deleted after conversion. We never share or access your files.
Free users can convert files up to 25MB. Pay-per-use supports files up to 2GB. Subscribers get up to 2GB with priority processing.
Legacy Microsoft Excel binary format for spreadsheets with formulas and charts. Developer: Microsoft (1987).
Open standard spreadsheet format used by LibreOffice Calc and other applications. Developer: OASIS (2005).