About Add Page Numbers to PDF Free — Number PDF Pages Online
Add professional page numbers, pagination, and reference labels to unnumbered PDF documents. Ensure your reports, legal briefs, and academic papers follow standardized formatting.
Key Features & Capabilities
- Custom numbering formats (1 of N, Page 1, Roman numerals)
- Flexible positioning (top/bottom, left/center/right)
- Custom start page and offset options
- Font style, size, and margin customization
- 100% private in-browser execution
How to Add Page Numbers to a PDF
Step 1: Select PDF File
Choose the document you need to paginate.
Step 2: Customize Numbering
Select position, format (e.g. Page X of Y), font size, and starting number.
Step 3: Apply & Download
Click Add Page Numbers to generate the paginated PDF document.
Frequently Asked Questions
Can I exclude the cover page from numbering?
Yes, you can set the start page and offset so your cover page remains unnumbered.
Are files uploaded to an external server?
No, all page calculations and font embedding occur locally on your device.
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Why Zaeyon?
Private, free, and browser-based — no account, no uploads, no compromises.
Zero Uploads
Your files never leave your device. All processing happens locally in your browser memory — nothing is sent to any server.
100% Free Forever
No subscriptions, no hidden fees, no daily limits. Every tool on Zaeyon is permanently free to use without an account.
Instant & Powerful
Powered by WebAssembly — the same low-level technology used in native apps — so processing is fast even for large files.
Works Offline
Once the page loads, the WebAssembly engine runs entirely on your device. No internet connection needed to process files.
Works Everywhere
No software installation required. Runs directly in your browser on Windows, Mac, Linux, iOS, and Android.