Data & spreadsheets converter
Convert XLSX to CSV online for free
Convert XLSX files to CSV securely in your browser. No upload, no account and no watermark.
Drop your file here
or choose a file from your device
Input: XLSX · Output: CSV
About this XLSX to CSV conversion
What to select
Select a XLSX file to produce a downloadable CSV file locally.
What you receive
Table data is exported as CSV for download without sending the source file to a server.
Private processing
ConvertME runs this conversion in the browser on your device. Selected files are not transferred to a processing server, and downloads are created locally after conversion.
Format details
- Input
- XLSX
- Output
- CSV
- Processing
- In browser
- Cost
- Free
How it works
Convert XLSX in three steps
Choose a converter
Pick the exact input and output format you need.
Drop your file
Select a local file. Nothing is uploaded to our servers.
Download the result
Conversion finishes in your browser and exports locally.
FAQ
XLSX to CSV questions
How do I convert XLSX to CSV?
Choose a XLSX file, select Convert now and download the resulting CSV file. Processing happens in your browser.
Is this XLSX to CSV converter private?
Yes. Your selected file is processed locally and is not uploaded to ConvertME.
Do I need an account to convert XLSX files?
No. The converter is free to use without sign-up or watermarks.
What will my CSV download contain?
Table data is exported as CSV for download without sending the source file to a server.