Convert ODS to XLS Online
ODS and XLS serve different purposes. Convert ODS to XLS here when you need legacy spreadsheets.
How to convert ODS to XLS
- Upload your ODS file. Drag it onto the box above or click to browse. Files up to 200 MB are accepted.
- Choose XLS as the output. The target format is pre-selected on this page — just press “Convert now”.
- Download the result. Conversion runs on our own server and the download starts as soon as it is ready. Your files are deleted automatically.
Why convert ODS to XLS?
ODS is the open-source spreadsheet format. XLS is the legacy binary Excel spreadsheet format. That difference is exactly why converting between them is so common: XLS is the better choice for legacy spreadsheets.
ODS vs XLS: key differences
| ODS | XLS | |
|---|---|---|
| File type | open editable | legacy |
| Typical use | LibreOffice spreadsheets, open data | legacy spreadsheets |
| Compatibility | Supported by LibreOffice and modern Excel. | Superseded by XLSX. |
Tips for a clean ODS to XLS conversion
- Supported by LibreOffice and modern Excel.
- Use the highest-quality source ODS you have — converting a compressed file again cannot restore lost detail.
- If you only need a smaller file, try a lower resolution or bitrate instead of a different format.
- Keep the original ODS until you have checked the converted XLS opens the way you expect.
Frequently asked questions
How do I convert ODS to XLS?
Upload your ODS file to the converter on this page, make sure XLS is selected as the output format and click “Convert now”. When the conversion finishes the download starts automatically.
Is this ODS to XLS converter free?
Yes — it is completely free and needs no account. Files up to 200 MB are accepted, and heavy use is rate-limited so the service stays available for everyone.
Will converting ODS to XLS reduce quality?
XLS uses its own compression, so the converted file is re-encoded. Quality loss is minimal at sensible settings, but keep the original ODS if you may need to convert again later.
What is a ODS file?
ODS is the open-source spreadsheet format. Its technical name is OpenDocument Spreadsheet and it is typically used for LibreOffice spreadsheets, open data.
What is a XLS file?
XLS is the legacy binary Excel spreadsheet format. Its technical name is Microsoft Excel 97-2003 and it is typically used for legacy spreadsheets.
Can I convert ODS to XLS on my phone?
Yes. The converter runs in the browser on Android, iOS, Windows, macOS and Linux — no app installation is required.
Are my files kept on the server?
No. Uploaded files and converted results are deleted automatically a short time after the conversion finishes.