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Add Watermark
Stamp custom copyright, confidential, or draft text across every page.
or drag and drop files here
Files are processed locally in your browser and never uploaded to any server.
How to use Add Watermark
Follow these simple steps to process your files in seconds.
Select your files
Upload your document or image files from your computer or phone.
Customize options
Configure tool settings according to your preference.
Process and save
Click the action button to process and download your file in seconds.
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Frequently Asked Questions
Is this tool completely free to use?
Yes, MyPDF is 100% free with no hidden subscriptions or sign-up required.
Are my uploaded documents secure?
All file processing runs entirely client-side inside your browser. No files are uploaded to our servers.
Can I use this tool on my mobile phone?
Yes, MyPDF works seamlessly on iOS, Android, and all modern mobile web browsers.