Add Watermark
To watermark a PDF: 1) drop your PDF below, 2) type your text or add an image and set opacity and angle, 3) click Apply and download. Free, files stay on your device.
🔒 This tool runs entirely in your browser — your files never leave your device.
How to add watermark
- 1 Drop or select your PDF.
- 2 Add watermark text or an image, then set opacity, size and angle.
- 3 Click Apply and download your watermarked PDF.
Frequently asked questions
Are my files uploaded to a server?
No. This tool runs entirely in your browser. Your files are processed on your own device and never leave it, so nothing is uploaded, stored, or seen by us.
Can I use my logo as a watermark?
Yes. Upload a PNG or JPG logo and place it as a watermark with adjustable opacity.
Is it really free?
Yes, it is free forever with no account required. There is no watermark, no email signup, and no daily limit.