Convert Excel (XLSX/XLS) to CSV — free, in your browser

Free online Excel (XLSX/XLS) to CSV converter — no sign up, no upload. Convert in your browser at no cost. Per-file limit is 50 MB; PDF jobs are capped at 50 pages per conversion.

Drop files to convert

How it works

Convert Excel (XLSX/XLS) files to CSV for sharing, editing, or publishing. CSV is widely supported and works well for everyday workflows.

Drop your Excel (XLSX/XLS) file above to open the converter, review the preview, and download the converted result.

Why use a browser converter

Ask Jeeves runs entirely in your browser — your files are never uploaded to a server. Processing stays on your device, so you keep control of your data.

Limits

Ask Jeeves is free with unlimited conversions — no sign up and no daily cap. Per-file limit is 50 MB; PDF jobs are capped at 50 pages per conversion.