CSV to Excel
Turn a CSV file into Excel (XLSX).
Your files never leave your device No waiting, results in seconds Free, no account needed
or drag and drop here
🔒 Your files never leave your device
How to use
Choose or drop your file
Pick options and start
Download the result
About CSV to Excel
CSV to Excel converts comma or semicolon separated data into an XLSX workbook, fixing common problems like broken characters and everything landing in one column.
- 100% free
- Files stay on your device
- No sign-up
- No watermark
- Works on mobile
Frequently asked questions
Why does my CSV open in one column?
Excel guesses the separator; converting to XLSX solves it.
Are Turkish characters kept?
Yes.
Is CSV to Excel free?
Yes. CSV to Excel is completely free, needs no account and never adds a watermark to your files.
Are my files safe?
Yes. Your file is processed inside your browser on your own device; it is never uploaded or stored.
Can I use it on my phone?
Yes. CSV to Excel works in every modern browser on iPhone and Android, no app needed.