Add Watermark to PDF Free Online

Stamp any PDF with a custom text watermark. Control the text, colour, opacity, angle, and font size. Click directly on the page to place it exactly where you want.

Custom Text
Colour & Opacity
Angle Control
Click-to-Place
← All Tools
💧
Add Watermark to PDF Online Free
Watermark Text
Opacity
25%
Colour
Angle
-30°
Font Size
32px
CONFIDENTIAL
💧 Drop or click to upload
📂
Upload a file to get started

How to Use Add Watermark to PDF Online Free

Follow these simple steps to get your result in under a minute — everything runs in your browser, no account required.

1
Upload Your PDF

Drag your PDF file into the upload zone to see a full page preview.

2
Customise the Watermark

Set your watermark text, colour, opacity (5–80%), angle, and font size using the sidebar controls. The live preview updates instantly.

3
Click to Place

Click anywhere on any PDF page to place the watermark at that exact position. Add multiple watermarks on different pages if needed.

4
Download Watermarked PDF

Click 'Apply Watermark' and then Download. The watermark is permanently embedded in the PDF.

Common Use Cases

Here are the most popular reasons people use this tool every day:

🔒 Confidential DocumentsMark sensitive PDFs with CONFIDENTIAL or DRAFT to indicate their status clearly.
©️ Copyright ProtectionAdd your name or © copyright notice to PDF documents, presentations, and portfolios.
🏢 Brand MarkingStamp company name or logo text on customer-facing documents and proposals.
📝 Draft VersionsMark work-in-progress documents with DRAFT to prevent confusion with final versions.
🏦 Financial DocumentsAdd SAMPLE or VOID watermarks to financial document templates.
📚 Educational MaterialsTeachers watermark worksheets with school names to attribute educational content.

Frequently Asked Questions

Can I set the watermark position precisely?▾
Yes. Click anywhere on the page preview to place the watermark at that exact position. You can drag it to reposition after placing.
Can I place different watermarks on different pages?▾
Yes. Click on each page individually to place custom watermarks. Each placement is independent.
Can I apply the same watermark to all pages at once?▾
Yes. Click 'Apply to All Pages' in the viewer toolbar after placing a watermark on page 1.
Can I make the watermark semi-transparent?▾
Yes. Use the Opacity slider (5–80%) in the sidebar. 25% gives a typical light watermark effect.
Can I rotate the watermark?▾
Yes. Use the Angle slider from -90° to +90°. The default -30° gives the classic diagonal watermark look.
Is the watermark permanent?▾
Yes. Once processed and downloaded, the watermark is baked into the PDF and cannot easily be removed.

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