Documateo

PDF Tool

Stamp PDF

Put a logo, signature or approval mark on a PDF — click to place it by hand, or add it to a corner of every page in one go. Runs entirely in your browser.

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Drag a PDF here, or click to browse

Single file · Max 100.0 MB

How it works

  1. 1

    Upload the PDF.

  2. 2

    Upload the stamp image — a logo, signature, or approval mark, as PNG or JPG.

  3. 3

    Set the width, opacity and distance from the edge. Then either add the stamp to a corner of many pages at once, or click the page preview to place one by hand.

  4. 4

    Click Apply to bake the stamps into the PDF and download it.

Stamp PDF — frequently asked questions

How do I put my logo on every page?
Under 'Quick place on many pages', choose a position (for example bottom right) and 'All pages', then add it. You can also pick odd pages, even pages or a range, and the stamp goes in the right spot on each page even when pages are different sizes or rotated.
What's the difference between Stamp PDF and Watermark PDF?
Watermark PDF adds a text watermark (one stamp or a repeating pattern). Stamp PDF places an image you upload — a logo, signature, or seal — either at a corner of the pages you choose or exactly where you click.
Will my logo be squashed or stretched?
No — you set the width and the height follows your image's own shape.
Does the stamp image need a transparent background?
It's not required, but a transparent PNG looks cleanest — a JPG stamp will show as a solid rectangle since JPG doesn't support transparency.
Can I stamp the same PDF with different images?
Each pass uses one stamp image. To use a second image, download the first result and run it through the tool again with the new stamp.