Watermark PDF
Stamp text over your PDF in seconds to protect your documents.
Drag & Drop your PDF here
Only PDF files are supported
How it works
- Select or drag and drop your PDF file.
- Apply your desired PDF modifications.
- Click process.
- Download your new PDF document.
Supported Formats
Processed in your browser
This tool uses browser technologies to process your files locally on your device. Your files are not uploaded to any server.
Frequently Asked Questions
Is my data secure?
Yes! All processing happens securely in your web browser. Your PDFs never leave your device.
Can I adjust the opacity?
Yes, you can adjust the opacity slider to make the watermark more or less transparent.