ClarityHow to use Add Page Numbers to PDF
- Choose a supported file using the file picker or drag and drop.
- Set first printed number.
- Select Process, review the result, and download it.
Input reference and sample values
Use the units and choices shown for each field. Sample values are provided for practice, not as recommendations.
| Input | Format and units | Sample |
|---|---|---|
| First printed number | Numeric value. Zero or positive. Maximum: 9999. | 1 |
Check your output before using it
- Check the first and last printed numbers.
- Inspect the bottom of each page for overlap with existing content.
Continue this task
- Watermark PDF — Add a visible text watermark to the pages.
The method, explained
A number is drawn at the bottom center of each page, starting at your chosen value.
Start at 5 to label three pages 5, 6 and 7.
What to keep in mind
PDF tools accept unencrypted PDFs, up to 20 MB total and 200 pages. Editing may discard bookmarks, interactive forms, attachments or signatures. Keep an original copy. Text extraction is not OCR, and scanned pages may contain no text.
Common questions
Are my files uploaded?
No. This tool processes files in your browser. Files are not sent to ClarityKit or an external API. Reset the tool or close the tab to release the working files.
What should I do if processing fails?
Check the supported formats and limits above. Try a smaller, unencrypted file and keep the tab open until the result is ready.
Built and checked by ClarityKit. File privacy · Open-source notices