XLSX to PDF
Upload a XLSX file and download it as PDF. Free to start.
- Sent over HTTPS · link expires in 24 h
What changes
XLSX and PDF side by side: quality, size and where each one opens.
XLSX (Excel) vs PDF
| Property | XLSX | |
|---|---|---|
| Quality | Excellent | Excellent |
| File size | Small | Medium |
| Compatibility | Widely supported | Opens everywhere |
| Advantages |
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| Disadvantages |
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PDF opens in more apps and on more devices than XLSX (Excel). PDF opens on every major platform. Convert XLSX (Excel) files when the app, site or workflow you use needs PDF.
How it works
- Step 1:
Drop the XLSX file on the orange block above, or press “Choose XLSX”.
- Step 2:
Press “Convert to PDF”. The block shows the progress while the server converts the file.
- Step 3:
Press “Download” to save the PDF file. On Free the link works for 24 hours.
How XLSX to PDF conversion works
Converting an XLSX spreadsheet to PDF produces a paginated, print-ready document that displays the spreadsheet layout consistently across all devices and prevents recipients from modifying the underlying data. XLSX is the XML-based Open XML spreadsheet format used by Microsoft Excel; it renders dynamically depending on the viewer's screen size and installed software version, meaning the layout can shift between machines. PDF captures the exact layout as rendered by LibreOffice Calc in headless mode, including column widths, row heights, cell borders, merged cells, embedded charts, and conditional formatting colours. Each worksheet is converted to one or more pages based on the defined print area or the auto-fit page settings configured in the workbook. Formulas are fully evaluated and replaced by their computed values in the output. 1converter handles multi-sheet workbooks by converting each sheet sequentially and combining them into a single PDF document.
Sources and specifications
When to convert
What the PDF file is good for and why people convert to it.
- Freezes live formulas to their results, so the reader cannot alter figures or break a reference
- Locks column widths, row heights and print areas that shift between Excel versions and screen sizes
- Sending an invoice or quotation that must not be edited after it leaves your machine
- Attaching a monthly financial report to email where the recipient may not own Excel
Where your file goes
- It travels to our server over an encrypted HTTPS connection and is converted there.
- The PDF file comes back as a private link. It stops working after 24 hours on Free and 7 days on paid plans, and then the files are deleted.