How do I use Fingerprint PDF?

Select a PDF. A unique fingerprint is generated in the browser. Metadata and micro-text are embedded. Download the fingerprinted copy.

Is Fingerprint PDF free and watermark-free?

Yes. Fingerprint PDF is free to run and does not stamp a watermark. After a download we may ask for a small tip in rupees. Skip is always there.

Fingerprint PDF

Stamp a unique ID into metadata and draw nearly-invisible text so each download can be traced. Runs in this browser tab. Files never leave the device.