Free Watermark PDF Online

Add a text watermark to your PDF without uploading the file anywhere.

Watermark PDF

Add text watermarks to PDF files with positioning controls.

🔒 Processes data locally in your browser — input isn’t uploaded or stored.

What This Tool Does

Upload a PDF, choose watermark settings, apply the watermark, and download the updated file.

How to Use

Upload your PDF file.
Enter watermark text and set font size, opacity, rotation, position, and page scope.
Click Apply Watermark.
Click Download Watermarked PDF to save the result.

Common Mistakes

Setting opacity too high so watermark text blocks document content.
Applying watermark to all pages when only selected pages are needed.
Forgetting to click the download button after watermarking completes.

Workflow Notes

Use lower opacity values to keep original content readable.
For selective placement, set scope to selected pages and enter page ranges.
After processing, use the download button shown in the result area to save your file.

Related Tools

Continue with related tools that handle the next step in your workflow.

Reorder PDF Pages - Reorder PDF pages and export a new file.
PDF Compressor - Compress PDF files with quality and scale controls.
Rotate PDF Pages - Rotate selected PDF pages and export an updated file.
Merge PDF - Merge multiple PDF files into one ordered PDF.
Protect PDF with Password - Add an open password to a PDF and download a protected copy.

FAQ

What does Watermark PDF do?

It applies a configurable text watermark to selected or all pages in your PDF.

Does Watermark PDF upload my data?

Your input is processed locally in your browser. It isn't uploaded or stored.

What input does Watermark PDF support?

Upload one PDF file, configure watermark settings, click Apply Watermark, then click Download Watermarked PDF.