XLS to CSV
Convert XLS files to CSV in seconds, for free. Nothing to install.
Files are deleted from the server automatically after 1 h.
Why convert XLS to CSV?
- CSV is the universal format for importing data into databases, CRM and online services.
- Convert in a few seconds right in your browser, without installing software.
You don't need to install any software to convert XLS to CSV. Upload your file, choose CSV and download the result a few seconds later. The conversion runs on our servers and your file is deleted automatically after 1 h.
XLS vs CSV: comparison
| Feature | XLSMicrosoft Excel 97–2003 Workbook | CSVComma-Separated Values |
|---|---|---|
| Developer | Microsoft | — |
| Released | 1997 | — |
| Type | spreadsheet | spreadsheet |
| Editable content | ✓ yes | ✓ yes |
| Opens with | Microsoft Excel, LibreOffice Calc, Google Sheets | Microsoft Excel, Google Sheets, Notepad |
Tip: CSV files are saved as UTF-8, so non-Latin characters display correctly.
How it works
- Choose or drop your XLS file.
- Pick CSV as the output format.
- Click “Convert” and download your file.
XLS to CSV: questions and answers
Will quality be lost when converting XLS to CSV?
Text, tables and images are kept. Very complex layouts or rare fonts may shift slightly.
How long does XLS to CSV conversion take?
Usually 1–10 seconds. Several files are processed in parallel.
What is the maximum XLS file size?
Up to 50 MB per file and up to 20 files at once — for free.
Can I convert XLS to CSV on my phone?
Yes. TezConvert works in any browser on Android and iPhone — no app needed.
How do I open a CSV file?
CSV files open in: Microsoft Excel, Google Sheets, Notepad.
Are my files safe?
Files are used only for the conversion, never shown to anyone, and deleted automatically after 1 h. The original is deleted right after conversion.
⇄ Need the opposite? Convert CSV to XLS →