Is this tool private?

Yes. All processing happens locally in your browser. No data is uploaded.

What extras does this tool have?

Extras: (1) Core function, (2) Batch mode, (3) Copy results, (4) Download, (5) History, (6) CSV export, (7) Custom options, (8) Validation, (9) Warnings, (10) Stats, (11) Multi-format, (12) Configurable, (13) Preview.

PDF Runs in your browser

Bates Numbering Tool

Add Bates numbering to PDF pages with custom format, position, and prefix. 100% private. 100% private.

100% Private Works Offline Instant

Presets:

Prefix

Suffix

Start number

Digits

Separator

Position

Font size (pt): 10

Margin (pt): 36

Page range (1-10, 15, 20-25)

Total pages

Bates plan

Pages stamped10

First stampDEF-000001

Last stampDEF-000010

Next start (after batch)11

• 10 page(s) will be skipped (not in range).

pdf-lib code

import { PDFDocument, rgb, StandardFonts } from 'pdf-lib';
const doc = await PDFDocument.load(pdfBytes);
const font = await doc.embedFont(StandardFonts.Helvetica);
const pages = doc.getPages();
const color = rgb(0, 0, 0);
pages[0].drawText('DEF-000001', { x: 576.0, y: 36.0, size: 10, font, color });
pages[1].drawText('DEF-000002', { x: 576.0, y: 36.0, size: 10, font, color });
pages[2].drawText('DEF-000003', { x: 576.0, y: 36.0, size: 10, font, color });
pages[3].drawText('DEF-000004', { x: 576.0, y: 36.0, size: 10, font, color });
pages[4].drawText('DEF-000005', { x: 576.0, y: 36.0, size: 10, font, color });
pages[5].drawText('DEF-000006', { x: 576.0, y: 36.0, size: 10, font, color });
pages[6].drawText('DEF-000007', { x: 576.0, y: 36.0, size: 10, font, color });
pages[7].drawText('DEF-000008', { x: 576.0, y: 36.0, size: 10, font, color });
pages[8].drawText('DEF-000009', { x: 576.0, y: 36.0, size: 10, font, color });
pages[9].drawText('DEF-000010', { x: 576.0, y: 36.0, size: 10, font, color });
const out = await doc.save();

Position reference (9-grid)

Sample stamps

Page 1DEF-000001x=576y=36

Page 2DEF-000002x=576y=36

Page 3DEF-000003x=576y=36

Page 4DEF-000004x=576y=36

Page 5DEF-000005x=576y=36

Page 6DEF-000006x=576y=36

Page 7DEF-000007x=576y=36

Page 8DEF-000008x=576y=36

Page 9DEF-000009x=576y=36

Page 10DEF-000010x=576y=36

Add Bates numbering to PDF pages with custom format, position, and prefix. 100% private. 100% private. Everything runs locally in your browser — your data never leaves your device.

How to use

Enter your input in the tool above.
Adjust any options to your preference.
Use the Copy or Download buttons to save the result.
Everything happens locally — your data never leaves your browser.

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