Add page numbers to a PDF
Stamp page numbers on every page with configurable format, position, font size and starting number, using the built-in Helvetica font.
Runs in your browserEvery computation happens in your browser — your data never leaves this device.
PDF (base64)
Result
The output is the base64 of the numbered PDF.
Loading the PDF module…
Paste the PDF base64 to add page numbers
Pages: 0
What this tool does
- Add footer numbering to a printout.
- Number a merged document consistently.
- Produce a paginated reference copy.
Example
Input
JVBERi0xLjUKJbutwN4KMSAwIG9iago8PD4+CmVuZG9iagoyIDAgb2JqCjw8L0xlbmd0aCAwPj5zdHJlYW0KCmVuZHN0cmVhbSAKZW5kb2JqCjMgMCBvYmoKPDwvVHlwZS9QYWdlL1BhcmVudCA4IDAgUi9Db250ZW50cyAyIDAgUi9SZXNvdXJjZXMgMSAwIFIvTWVkaWFCb3hbMCAwIDU5NSA4NDJdPj4KZW5kb2JqCjQgMCBvYmoKPDwvTGVuZ3RoIDA+PnN0cmVhbQoKZW5kc3RyZWFtIAplbmRvYmoKNSAwIG9iago8PC9UeXBlL1BhZ2UvUGFyZW50IDggMCBSL0NvbnRlbnRzIDQgMCBSL1Jlc291cmNlcyAxIDAgUi9NZWRpYUJveFswIDAgNTk1IDg0Ml0+PgplbmRvYmoKNiAwIG9iago8PC9MZW5ndGggMD4+c3RyZWFtCgplbmRzdHJlYW0gCmVuZG9iago3IDAgb2JqCjw8L1R5cGUvUGFnZS9QYXJlbnQgOCAwIFIvQ29udGVudHMgNiAwIFIvUmVzb3VyY2VzIDEgMCBSL01lZGlhQm94WzAgMCA1OTUgODQyXT4+CmVuZG9iago4IDAgb2JqCjw8L1R5cGUvUGFnZXMvS2lkc1szIDAgUiA1IDAgUiA3IDAgUl0vQ291bnQgMz4+CmVuZG9iago5IDAgb2JqCjw8L1R5cGUvQ2F0YWxvZy9QYWdlcyA4IDAgUj4+CmVuZG9iagoxMCAwIG9iago8PC9Sb290IDkgMCBSL1R5cGUvWFJlZi9TaXplIDExL1dbMSA0IDJdL0luZGV4WzEgMTBdL0xlbmd0aCA3MD4+c3RyZWFtCgEAAAAPAAABAAAAIwAAAQAAAFIAAAEAAACyAAABAAAA4QAAAQAAAUEAAAEAAAFwAAABAAAB0AAAAQAAAg8AAAEAAAI8AAAKZW5kc3RyZWFtIAplbmRvYmoKCnN0YXJ0eHJlZgo1NzIKJSVFT0Y=
Output
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
The format accepts {page}, {total} and {n} placeholders; centring uses an average glyph width, so it is not exact typesetting.
Frequently asked questions
Can I use Chinese page numbers?
No. The built-in Helvetica font only covers Latin characters.
Can I place numbers anywhere?
Six preset positions are offered; arbitrary coordinates are not supported.
Will it clash with existing numbers?
No. New numbers are drawn on top of the page content.
Keywords：pdfwasmofflinePDF 加页码