Convert Excel to CSV Online

4.5 (590)

The fastest way to convert Excel to CSV online. Extract data from both XLS and XLSX files into standard CSV format. Secure, free, and instant.

Secure & PrivateFast ProcessingFree to Use

The Ultimate Excel to CSV Solution

Excel spreadsheets are the standard for business data, but they aren't always the best format for data processing. Whether you're dealing with a modern .xlsx workbook or a legacy .xls file from the 90s, our Excel to CSV converter handles it all. Converting spreadsheets to Comma Separated Values (CSV) is a critical step for data migration, database entry, and programming tasks. Our tool simplifies this process, allowing you to extract raw data from proprietary Excel formats into a universal text format that can be read by any system, script, or application. Use our online Excel to CSV tool for fast and reliable results.

How to Convert

Upload Excel File

Drag and drop your Excel file (XLS or XLSX) onto the page, or click to select it from your file system. We support files from all versions of Microsoft Excel for Excel to CSV conversion.

Extract Data

Our engine instantly reads the active sheet and converts the cell data into plain text, handling special characters and formatting automatically.

Download CSV

Save the resulting CSV file to your computer. You can then open it in a text editor, import it into a database, or use it in another application.

Key Benefits

Dual Format Support

We support both the modern, XML-based .xlsx format used by Excel 2007+ and the older binary .xls format, ensuring you can work with any spreadsheet file when you convert Excel to CSV.

Zero Latency

Local processing means you don't have to wait for uploads or downloads. The conversion happens instantly, right in your browser.

Privacy First

Your financial and personal data stays safe on your machine. We do not store, view, or transmit your files to any third party.

Cross-Platform Compatibility

Use it on Windows, Mac, Linux, or any device with a modern web browser. No specific operating system or software is required to use our Excel to CSV converter.

Developer Ready

Get clean, structured data ready for SQL imports, Python scripts, or machine learning pipelines without the overhead of parsing Excel files manually.

When to Use This Tool

Legacy System Integration

Import data into older systems or mainframes that don't support complex Excel files but can easily read standard CSV text files.

Data Cleaning & Preparation

Strip away formatting, formulas, and macros to focus purely on the raw data values, making it easier to clean and standardize your datasets after converting Excel to CSV.

Software Interoperability

Move data between different spreadsheet applications (like Numbers, Calc, and Sheets) or import it into CRMs and accounting software seamlessly.

FAQ: How to Convert Excel to CSV

How do I convert Excel to CSV?

1. Upload your .xls or .xlsx file by dragging it onto the page or clicking the upload button of our Excel to CSV tool. 2. The tool automatically parses the spreadsheet content. 3. Click 'Download CSV' to save the result to your computer.

Is this tool free?

Yes, our Excel to CSV converter is completely free to use. You can convert as many files as you need without any cost or subscription.

Do I need Excel installed?

No. You can convert Excel files to CSV directly in your browser without having Microsoft Office installed. This is perfect for users on Linux or Chromebooks.

Can I convert large files?

Yes, our tool is optimized to handle large spreadsheets efficiently. Since the processing is done locally, it avoids the slow upload times associated with server-based Excel to CSV converters.

Is my data safe?

Yes. All processing happens on your device using JavaScript. Your sensitive financial or personal data never leaves your computer, ensuring 100% privacy when you convert Excel to CSV.