Convert XLSX to XLSM Online
Need XLSM instead of XLSX? This free converter changes XLSX files into XLSM in seconds, right in your browser.
How to convert XLSX to XLSM
- Upload your XLSX file. Drag it onto the box above or click to browse. Files up to 200 MB are accepted.
- Choose XLSM 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 XLSX to XLSM?
Converting XLSX to XLSM is usually about reach: XLSM works well for XLSM workflows, while XLSX is more at home in data analysis, budgets, reporting.
XLSX vs XLSM: key differences
| XLSX | XLSM | |
|---|---|---|
| File type | editable | file format |
| Typical use | data analysis, budgets, reporting | XLSM workflows |
| Compatibility | Supported by Excel, Google Sheets and LibreOffice. | Support for XLSM depends on the application you use. |
Tips for a clean XLSX to XLSM conversion
- Supported by Excel, Google Sheets and LibreOffice.
- Use the highest-quality source XLSX 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 XLSX until you have checked the converted XLSM opens the way you expect.
Frequently asked questions
How do I convert XLSX to XLSM?
Upload your XLSX file to the converter on this page, make sure XLSM is selected as the output format and click “Convert now”. When the conversion finishes the download starts automatically.
Is this XLSX to XLSM 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 XLSX to XLSM reduce quality?
XLSM uses its own compression, so the converted file is re-encoded. Quality loss is minimal at sensible settings, but keep the original XLSX if you may need to convert again later.
What is a XLSX file?
XLSX is the modern Excel workbook format. Its technical name is Office Open XML Spreadsheet and it is typically used for data analysis, budgets, reporting.
What is a XLSM file?
XLSM is a XLSM file, handled by the converthubor conversion engine. Its technical name is XLSM and it is typically used for XLSM workflows.
Can I convert XLSX to XLSM 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.