tool / documents

PDF Watermark

pdf-lib + PDF.js · Client-side only
No uploads · No server

Upload any PDF and stamp a custom text watermark on all pages or a specific page range. Pick colour, opacity, rotation angle, font size, and layout — centred or tiled. Live page preview updates instantly. 100% client-side, no file uploads, no account required.

Drop your PDF here
or
Add a text watermark · Custom colour, opacity & rotation · Entirely in your browser
Need to split, merge, or rotate PDFs? Try the PDF Splitter, PDF Merger, or PDF Rotator.
Built by Rizwan Mansuri · Powered by pdf-lib & PDF.js · No server, no logging