How to convert XLS to CSV
- Choose a XLS file up to 100 MB.
- Start the conversion and wait while Rosconvert prepares the CSV file.
- Download the result and check it in the application where you plan to use it.
All converters
XLS β CSV
Convert XLS to CSV online
Convert XLS files to CSV directly in your browser. The finished file is ready to download after processing.
What to check when converting XLS β CSV
Spreadsheet formats differ in formulas, formatting, multiple sheets and data types. After converting XLS to CSV, check important values, columns and worksheets.
For business-critical data, verify formulas, dates, leading zeros and sheet structure before using the converted file in another workflow.
Frequently asked questions
Do I need to install software?
No. The conversion runs online in your browser and does not require a desktop application.
What is the maximum file size?
You can upload one source file up to 100 MB on this page.
Should I keep the original file?
Yes. Keep the source file until you have checked that the converted result is suitable for your use.