Excel to PDF: how it works
To convert Excel to PDF, open the Excel to PDF tool and add an XLS or XLSX file; PDFER lays the sheets out and converts them to a PDF in your browser. The spreadsheet is never uploaded.
How to use Excel to PDF
- Open the Excel to PDF tool and add your XLS or XLSX file.
- Let PDFER paginate the sheets and render to PDF locally.
- Download the PDF.
In your browser vs. uploading to a server
Best for sharing a spreadsheet as a fixed, printable PDF without exposing the data to an online service. Wide sheets are paginated automatically.
Frequently asked questions
How do I convert an Excel spreadsheet to PDF?
- Add the XLSX to the Excel to PDF tool and download; PDFER paginates the sheets and renders them to PDF in the browser.
Are my files uploaded to a server?
- No. PDFER runs entirely in your browser using WebAssembly and JavaScript. Your files are read into memory on your device, processed locally, and never sent to PDFER or any third party. Closing the tab or leaving the tool erases them from memory.
PDFER is a privacy-first PDF toolkit built by Kiril Urbonas. Every tool runs entirely in your browser — see our security model and privacy policy.