Watermark PDF - Add Text Watermark to PDF Free

Add Watermark to PDF Online Free

Add a custom text watermark to every page of your PDF document instantly with no signup required. Whether you need to watermark a PDF as CONFIDENTIAL DRAFT APPROVED or with your company name HollaPDF adds the watermark diagonally across every page for maximum visibility.

A PDF watermark is a text label that appears diagonally across every page of your document. Watermarks are commonly used to mark documents as CONFIDENTIAL DRAFT APPROVED or to brand documents with a company name.

How to Add a Watermark to a PDF

Upload your PDF file by clicking the upload box
Enter your watermark text — for example CONFIDENTIAL or DRAFT
Choose the opacity — Light Medium or Heavy
Click Add Watermark and download your watermarked PDF

Watermark Opacity Guide

Light — The watermark is barely visible. Good for subtle branding.

Medium — The watermark is clearly visible but does not obscure the content. Recommended for most documents.

Heavy — The watermark is very prominent. Use this when you want the watermark to be impossible to miss.

Your PDF is processed securely and deleted from our servers immediately after the watermark is applied. We never store or share your files.

Frequently Asked Questions

Can I use any text as a watermark?

Yes. You can enter any text you like such as CONFIDENTIAL DRAFT APPROVED your company name or any other label. Keep it short for the best visual result.

Will the watermark appear on all pages?

Yes. The watermark is applied to every page of your PDF document automatically.

Can the watermark be removed?

The watermark is embedded into the PDF and cannot be easily removed without specialist software. This makes it effective for protecting documents.

Can I watermark a password protected PDF?

Yes. HollaPDF can add a watermark to PDFs with permission restrictions. However if your PDF requires an open password you will need to unlock it first.