XLSM to CSV Converter
Convert your Excel XLSM workbook into organized CSV rows for spreadsheets, imports, and data analysis. Process securely online and download free.
Drop your XLSM files here
Up to 50MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your XLSM files
Drag and drop or select XLSM 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 CSV file using the appropriate format engine.
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Download CSV files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert XLSM to CSV?
XLSM is a macro-enabled Microsoft Excel workbook containing worksheets, formulas, formatted cells, and spreadsheet data. Converting it to CSV creates a simple tabular data format used by spreadsheets, databases, and data tools, ready for workflows that use the destination format.
CSV opens in Excel, Google Sheets, Apple Numbers, LibreOffice Calc, database tools, and most programming languages.
Frequently Asked Questions
How do I convert XLSM to CSV?
Add your XLSM Excel workbook, start the conversion, and download organized CSV rows ready for spreadsheet apps, data imports, and analysis.
What is an XLSM workbook?
XLSM is a macro-enabled Microsoft Excel workbook format used for worksheets, formulas, formatted cells, charts, and spreadsheet data.
What does converting XLSM to CSV do?
The converter reads your XLSM workbook and creates organized CSV rows ready for spreadsheet apps, data imports, and analysis.
Which spreadsheet data appears in the converted file?
Worksheet values are organized into genuine CSV rows and columns, ready for spreadsheet applications, imports, reporting, and analysis.
Can I convert several XLSM workbooks?
Yes. Add multiple XLSM files and download a separate CSV result for each spreadsheet.
Is XLSM to CSV conversion secure?
Yes. Spreadsheets are transferred over an encrypted connection, processed securely, and automatically removed after conversion. No account is required.