Watermark PDF
Add Text or Image Watermark to PDF Files
How to use
- Upload your PDF file using the area above.
- Click "Add Watermark".
- Choose the watermark type and customization options (e.g., text, image, opacity, position).
- Wait a moment while we process your PDF.
- Download your watermarked PDF.
Why use this tool?
completely free, forever
No sign-up, no watermarks, and no daily limits.
Custom Watermark
Add a text or image watermark to your PDF.
Advanced Customization
Customize your watermark’s opacity, position, size, and rotation.
Secure & Private
Files are deleted after processing for privacy.
All Devices
Works on Windows, Mac, iPhone, iPad, and Android devices.
Frequently asked questions
Is this watermark PDF tool free?▼
Yes — 100%. All tools on dipsac.com are completely free. No account needed, no watermarks, no daily limits.
Can I add a custom watermark?▼
Yes, you can add either a text or an image as your watermark and customize it to your preference.
How can I customize the watermark?▼
You can customize the watermark’s opacity, position on the page, size, and rotation to suit your needs.
Is my PDF secure?▼
Your files are processed securely and deleted after conversion to maintain privacy.
Which devices are supported?▼
Works on Windows, Mac, iPhone, iPad, and Android devices.
About Add Watermark to PDF
Add a custom text or image watermark to PDF files online for free. Protect and brand your documents instantly. This free online tool runs entirely in your browser — no files are ever uploaded to our servers, ensuring your data stays private and secure. No registration, no watermarks, no limits.
Free forever
No hidden fees or paywalls
Zero uploads
100% browser-based processing
No account needed
Start using immediately