XLS to CSV
Convert XLS to CSV in your browser. Your file is never uploaded.
This free XLS to CSV converter runs in your browser. Drop in a XLS file and download a CSV a moment later, with no upload, no sign-up, and nothing to install. Because the work happens on your own device, your file never leaves it.
What is XLS?
XLS is the older Excel format from before 2007. Converting it to XLSX or CSV makes it easier to use in current tools.
What is CSV?
CSV stores tabular data as comma-separated plain text. Almost every spreadsheet and database reads and writes it, which makes it the common language for moving data.
Questions
Is the XLS to CSV converter free?
Yes, it is free with no sign-up and no watermark. There is no cap on how many files you can convert, and nothing to install.
Do my files get uploaded to a server?
No. The conversion runs entirely in your browser using code that loads onto your device, so the file is read, converted, and downloaded locally. It never reaches us or anyone else.