PDF Watermark Converter

PDF Watermark Converter

Add text or image watermarks to your PDF files directly in your browser. No data leaves your computer.

Upload PDF & Configure Watermark

Drag & Drop Your PDF Here

or click to browse your files

Maximum file size: 50MB

Selected PDF

Name: -
Size: -
Pages: -
Status: -

Watermark Type

Text Settings

48px
30%
45°

Watermark Position

Apply To

Processing PDF...

PDF Preview

Page: - of -

No PDF Loaded

Upload a PDF file to preview it here

Preview Tips

The preview shows your original PDF. After applying the watermark, the watermarked version will be available for download.

How to Use the PDF Watermark Converter

Step 1: Upload PDF

Drag and drop your PDF file or click to browse. The file is processed entirely in your browser.

Step 2: Configure Watermark

Choose between text or image watermark and customize its appearance, position, and opacity.

Step 3: Preview

Check the PDF preview to ensure everything looks correct before applying the watermark.

Step 4: Apply & Download

Click "Apply Watermark" to process the PDF, then download your watermarked file.

PDF Watermark Converter © | Client-Side Application Built with HTML5, CSS3 & Vanilla JavaScript

All processing happens locally in your browser. No data is uploaded to any server.