Add Watermark to PDF
Add a custom text watermark to every page of your PDF. Choose font size, color, opacity, and angle.
Files are processed locally — nothing leaves your browser.
Drop your PDF here, or click to browse
PDF files only • Maximum 200MB • Add custom text watermarks
Processed locally — your file never leaves your browser
How to add watermark to pdf
Upload PDF
Select a PDF file from your device
Customize watermark
Set your watermark text, style, and position
Download
Save the watermarked PDF
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Frequently Asked Questions
Can I change the watermark appearance?
Yes — you can customize the text, font size, color, opacity, and rotation angle.
Is the watermark added to every page?
Yes, the watermark is applied to all pages of the PDF.
Are my files secure?
Yes — files never leave your device. All processing happens locally in your browser.
Can I preview the watermark before downloading?
Yes — the first page shows a live preview of your watermark as you adjust the text, size, color, opacity, and angle settings.
Can I add an image watermark?
Currently only text watermarks are supported. Image watermark support is planned for a future update.
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