Processed on your device — never uploaded
Add page numbers to a PDF
Add numbering in any position or format
Drop a file here, or browse
.pdf — processed on your device, never uploaded
How it works
- 1
Drop the PDF you want to number.
- 2
Choose position, format and starting number.
- 3
Download the numbered copy.
Why FoldPDF
- Files processed 100% locally — verifiable in DevTools
- No file size or daily usage limits
- No watermarks, no accounts, no paywalls
- Works offline once loaded
Frequently asked questions
Is this page numbers tool really free?+
Yes — every FoldPDF tool is free with no file limits, watermarks, or sign-up. Processing runs on your own device, so it costs us nothing to serve.
Are my files uploaded to a server?+
No. Files are processed entirely inside your browser using WebAssembly. You can verify with your browser's developer tools that no file data is transmitted.
How does page numbers work?+
Stamp page numbers onto every page with full control over position, format and starting number — drawn as real text, not an image.