Instantly convert Microsoft Excel workbooks into clean, standard CSV files. Extract data from single or multiple sheets securely in your browser.
Data export
Upload an Excel file (.xlsx or .xls) and we’ll convert its first sheet into a clean CSV file you can download instantly. Perfect for CRM imports, finance reports and marketing automation workflows.
Drag & drop your Excel file here
or click to browse — max 20MB
CSV is the lingua franca for SaaS imports, databases and automation tools. Stripping formulas and formatting keeps files lightweight (perfect for Salesforce, HubSpot, Airtable or BigQuery) and prevents Unicode glitches when you share data with partners.
Bonus: Pair this tool with the CSV → Excel workflow when you need a reversible process for QA or audits.
Follow these simple steps to extract data from your spreadsheets.
Drag and drop your Excel file (.xlsx, .xls) into the upload area. The tool will instantly parse the spreadsheet.
If your workbook has multiple sheets, choose the one you want to convert, or select 'All' to export everything.
Click 'Convert' to transform your formatted spreadsheet into a clean, comma-separated values file.
Save the resulting CSV file to your device, ready for import into any database or application.
Discover how professionals use this tool in real-world scenarios.
Prepare data for import into SQL databases, CRMs, or ERP systems that require standard CSV format.
Example
Import a customer list from Excel into Salesforce.
Strip away complex formatting, formulas, and styling to get just the raw data values.
Example
Remove colors and merged cells to get a clean data table.
Transfer data between incompatible systems using CSV as a universal interchange format.
Example
Move inventory data from an old POS system to a new one.
Generate test data or configuration files for software applications from an easy-to-edit Excel sheet.
Example
Convert a localization spreadsheet into a CSV resource file.
Expert advice from Data Specialists
Unhide all rows and columns in Excel before converting. Hidden data might be skipped or cause confusion in the CSV output.
Our tool exports the *calculated value* of formulas, not the formula itself. This is usually what you want for data transfer.
CSV files can only hold one sheet of data. If you convert a multi-sheet workbook, you'll get a ZIP file with separate CSVs for each sheet.
Ensure dates in Excel are formatted consistently (e.g., YYYY-MM-DD) to avoid ambiguity when importing the CSV elsewhere.
Since conversion happens in your browser, you can safely convert sensitive financial reports without uploading them to the cloud.
These tips come from our team of document processing engineers with over 10 years of combined experience in PDF technology, file conversion, and digital document workflows. We've processed millions of documents and learned what works best.
While Excel is perfect for human-readable spreadsheets, CSV (Comma Separated Values) is the gold standard for machine-readable data. Converting to CSV strips away the visual clutter (fonts, colors, borders) and leaves you with pure, structured data that can be imported anywhere.
Input Formats:
Output Format:
Trusted by professionals worldwide for secure, reliable document conversion.
"Excel to CSV conversion is lightning fast. I process large datasets here without worrying about my data leaving my browser."
"Finally, a CSV to Excel converter that handles dates and special characters correctly. A must-have tool for finance."
"I use PDF Converter Pro daily for our marketing assets. It's incredibly fast and the quality is always perfect. Best of all, it's free!"
Yes! We support both the modern .xlsx format and the older binary .xls format used by Excel 97-2003.
Formulas are evaluated, and their resulting values are written to the CSV. The formulas themselves are removed since CSV doesn't support them.
Yes. After uploading, you'll see a list of all sheets in your workbook. You can choose to convert just one or all of them.
There's no strict upload limit because files are processed on your device. However, extremely large files (100MB+) may be slower to process.
Absolutely. We use WebAssembly to read your Excel file locally. It never leaves your computer, ensuring 100% data privacy.
Yes, we export using UTF-8 encoding, which preserves accents, emojis, and special characters from your Excel file.
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