Choose files
Select the supported files. They upload directly into an isolated job workspace.
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Fidelity A · High fidelity
This tool preserves normal PDF quality and structure for its core operation.
Choose files or drag them here
application/pdf, image/png, image/jpeg · Up to 2 files · Max 25 MB per file
Options
Set options
Configure only the settings relevant to this tool, then start processing.
Download safely
Review warnings, download the result, or delete the job immediately.
Frequently Asked Questions
Is Watermark PDF completely free on Ukitz?
Yes, Watermark PDF is 100% free with no subscriptions, no watermarks, and no registration required.
Are my files secure when using Watermark PDF?
Your files and data remain completely private. Processing occurs locally in your web browser or inside an isolated session that automatically deletes files.
Can I use Watermark PDF on mobile devices?
Yes, Watermark PDF is fully responsive and optimized for iPhones, iPads, Android smartphones, tablets, and desktop computers.