Excel to CSV

What this tool does

Excel to CSV: free online File tool with clear controls, private processing where supported and verifiable results.

Input and output

Create CSV: one file (XLSX, XLS, ODS) → the Excel to CSV result, which you can copy and download when the tool produces a file

How to use Excel to CSV

1. Provide one file (XLSX, XLS, ODS).
2. Leave Sheets at its default "one" or choose another value.
3. Fill in Sheet name (first sheet when blank).
4. Press "Create CSV" and review the result in the panel on the right.
5. Download or copy the Excel to CSV result, which you can copy and download when the tool produces a file.

Settings

Sheets

Selected or first sheet · Every sheet as ZIP

Include the first row as a header

Yes · No

Output encoding

UTF-8 · UTF-8 with BOM · ISO-8859-1 · UTF-16 LE

Privacy and limitations

• Excel to CSV runs entirely in your browser: the input is not uploaded, so it never leaves your device.
• Accepted input types: XLSX, XLS, ODS.
• Output: the Excel to CSV result, which you can copy and download when the tool produces a file.
• Results depend on valid input and on the limits declared by each field above; this page does not promise a fixed processing time or file size.

Frequently asked questions

Is my data uploaded when I use Excel to CSV?

No. This tool runs entirely in your browser, so the input stays on your device and is not uploaded.

Which input does it accept?

It accepts one file (XLSX, XLS, ODS). Supported file types: XLSX, XLS, ODS.

What do I get back?

After you press "Create CSV" the result panel shows the Excel to CSV result, which you can copy and download when the tool produces a file, which you can copy or download.

Can I change the settings?

Yes. The page exposes Sheets (Selected or first sheet, Every sheet as ZIP); Include the first row as a header (Yes, No); Output encoding (UTF-8, UTF-8 with BOM, ISO-8859-1, UTF-16 LE).