Add a watermark to PDF

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Add a text watermark to PDF online. Mark drafts as confidential, set opacity and position, then download. Free, no install.

Choose a file or drop it here

One PDF · text watermark · up to 25 MB

Watermark textPositionOpacity (25%)Pages (empty = all)

Processed on the server and not kept after the response. Free plan — up to 5 PDF operations per day.

How it works

1
Upload a PDF
One file up to 25 MB — drafts, contracts, or packs you want marked.
2
Set the watermark
Type the text, pick position and opacity, optionally limit to page ranges.
3
Download
Get the marked PDF. We do not keep the file after processing.

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Why people use Toolsy

Fast

You get the result in a second. No waiting in a line.

Private

Browser tools stay on your device. Uploaded files are processed and discarded with the response.

No sign-up

Open the page and start. An account is only for paid plans.

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Add a text watermark to PDF files

A watermark marks drafts, contracts, or shared copies so people know the status of the file.

Upload one PDF. Enter text such as CONFIDENTIAL, choose diagonal or corner placement, and set opacity.

Download the marked file. We do not keep your PDF after processing.

Good for

Draft contracts
Internal reviews
Sample packs
Client previews

Tips

Diagonal works well for full-page marks
Keep opacity around 20–35%
Optional page ranges
Free: 5 PDF jobs per day

Common questions

How do I add a watermark to a PDF?

Upload your PDF, type the watermark text, pick position and opacity, then download.

Can I watermark only some pages?

Yes. Leave pages blank for the whole file, or enter ranges like 1-3,5.

Is watermark PDF free?

Yes. Free accounts get up to 5 PDF operations per day, up to 25 MB per file.

What happens to my file?

It is used only for processing. We do not keep it after the response.