WKS to CSV Converter
Convert your WKS Lotus 1-2-3 spreadsheet into organized CSV rows for imports and data analysis. Secure processing, free downloads, no account required.
Drop your WKS files here
Up to 50MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your WKS files
Drag and drop or select WKS 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 WKS to CSV?
WKS is a classic Lotus 1-2-3 worksheet used for business data, calculations, tables, and spreadsheet archives. 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 WKS to CSV?
Add your WKS spreadsheet, start the conversion, and download organized CSV rows ready for spreadsheets and imports.
What is a WKS file?
WKS is a classic Lotus 1-2-3 worksheet format used for tables, formulas, financial models, business records, and archived spreadsheet data.
What does converting WKS to CSV do?
The converter reads the legacy Lotus worksheet and creates organized CSV rows ready for spreadsheets and imports.
How is spreadsheet data arranged in the CSV file?
Worksheet values are exported in a structured CSV layout for convenient importing, editing, and analysis.
Can I convert several WKS files?
Yes. Add multiple WKS files and download a separate CSV result for each spreadsheet.
Is WKS to CSV conversion secure?
Yes. Files are transferred over an encrypted connection, processed securely, and automatically removed after conversion. No account is required.