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Bethemesh
PDF & documents

Add a watermark to a PDF

Add a text watermark to every page of a PDF locally in your browser.

Embed this widget

Customize the result, check the live preview, then copy the code.

Preview

Embed code type

Code to copy

Responsive and automatically resized by Bethemesh.

  • 100% local
  • Instant
  • Free
  • No account
  • Works offline

Your files are processed locally in your browser and are never sent to our servers.

Watermark text · Opacity · Text size

Drop your file here

Recommended size: up to 100 MB

Why use this tool?

Process this PDF directly in your browser without uploading it to a remote server. The source file remains unchanged and a new PDF is generated with your selected settings.

100% local and secure

Your data stays on your device and is never sent to our servers.

Smart processing

Process PDF documents easily with operations suited to their structure.

Supported formats

Imported PDF files and downloadable results depending on the selected operation.

Save time

Get a clean, ready-to-use result in seconds without installing software or configuring a complex workflow.

Fonctionnement

How does this tool work?

The engine loads the PDF structure locally in your browser, applies the selected settings to each relevant page, and then rebuilds a new document. The original file is never modified. This transformation can be used on its own from the tool or included in a Workspace pipeline together with other compatible PDF operations.

Use cases

Prepare a document

Use this function in a practical, repeatable local PDF workflow while keeping the original document unchanged.

Automate processing

Use this function in a practical, repeatable local PDF workflow while keeping the original document unchanged.

Keep the source file

Use this function in a practical, repeatable local PDF workflow while keeping the original document unchanged.

Guide

How to use this tool

  1. 1

    Import your PDF

    Processing runs locally in the browser using the selected settings.

  2. 2

    Configure the options

    Processing runs locally in the browser using the selected settings.

  3. 3

    Download the result

    Processing runs locally in the browser using the selected settings.

Tips and best practices

  • Keep the original document until you have checked the result.
  • Review several pages before sharing the final file.
  • Reuse this transformation in Workspace when the same processing must be repeated.

Frequently asked questions

Is the PDF uploaded to the Internet?

No. Processing remains local and a new file is generated without modifying or uploading the source document.

Is the original file modified?

No. Processing remains local and a new file is generated without modifying or uploading the source document.

Can I use this operation in a pipeline?

No. Processing remains local and a new file is generated without modifying or uploading the source document.

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