Watermark PDFs Securely
Stamp every page of your PDF documents with your brand logo, name, or the viewer's distinct information.
Multi-Page Support
Automatically applies the watermark to every single page in your PDF document effortlessly.
Text & Image Compatible
Use your brand logo or generate a text overlay natively inside the PDF structure.
Document Integrity
We preserve your original vector texts and formatting. Only a distinct visual overlay is appended.
Why Choose API Watermark?
The robust, secure, and blazing-fast way to protect your digital properties.
Versatile Formats
We natively analyze and properly encode MP4s, PDFs, JPEGs, PNGs, and GIFs securely maintaining optimal bitrates.
Unremovable Encryption
Instead of relying on easily bypassed EXIF metadata, we permanently burn-in texts and images down to the pixel level.
Worldwide Distributed Edge
Requests are dynamically routed to the closest worker in our global fleet, keeping latency practically zero.
Custom Positioning
Lock it to the top-right, tile it infinitely, or offset it seamlessly using detailed percentage ratios!
Frequently Asked Questions
Is the watermark applied to every page?
Yes, our engine loops through your document and embeds the watermark on every page seamlessly.
Are the original texts still selectable?
Yes, the underlying PDF structure remains fully intact. You can still select and highlight text beneath the watermark.
Ready to secure your content?
Start watermarking your media seamlessly through our dashboard or integrate with our robust API in minutes.