Convert XLS to CSV

Convert legacy Excel files to CSV — free, instant, and private. Files never leave your browser.

Convert XLS to CSV Now →
🔒 Browser Processing🆓 100% Free⚡ Instant

How to Convert XLS to CSV

1

Upload

Drag your .xls file or click to browse

2

Convert

Click Convert — processing starts instantly

3

Download

Save your .csv file to your device

FAQ — XLS to CSV Conversion

How do I convert XLS to CSV?

Upload your .xls file to ViewAnyFile.app/convert, select CSV as the output format, and click Convert. The converted file will download instantly.

Is the XLS to CSV converter free?

Yes! ViewAnyFile.app's XLS to CSV converter is completely free with no account or signup required.

Is it safe to convert XLS to CSV online?

Absolutely. Your file is processed entirely in your browser using WebAssembly — it never leaves your device.

What is the maximum file size?

There is no hard limit for client-side conversions. Performance depends on your device — most files under 100MB convert smoothly.