Add Watermark to PDF

Add a watermark to a PDF file online in seconds for free
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How to Add Watermark to PDF in 3 Steps

Upload PDF

Select the PDF or drag & drop it in the box above.

Add Text/Image Watermark

Type the text or add the image you want to use in this watermark PDF tool and adjust its position.

Download PDF

Click on Download to save the watermarked PDF on your device.

Watermark PDF Documents with Simple Clicks

Watermark PDFs with Text, Image, or Logo

Add watermark in PDF by simply typing the text or uploading the image/logo you want to use. You can change the position of your text, image, or logo to any part of the PDF without affecting the file's content.

put watermark on pdf

Protect Your Copyright by Watermarking PDFs

Insert a watermark in PDF to affirm your copyright license and secure your file. ONEPDF allows you to solidify your PDF's authenticity, as well as keep sensitive data safe and prevent document forgery.

add watermark in pdf

Put Watermark on PDF Without Altering the File Structure

While adding watermark to PDF, ONEPDF does not affect the PDF content and layout. The watermarked PDF will have the same content, layout, and overall structure as the original PDF. You can confirm this in a preview mode before downloading.

adding watermark to pdf

Why Choose ONEPDF

  • User-Friendly Interface

    ONEPDF's goal is to streamline the technicalities involved in watermarking PDFs. Hence, we offer an intuitive interface that allows both tech-savvy users and beginners to seamlessly put watermarks on PDFs.
  • No Installation Needed

    Our watermark PDF tool is web-based so you can simply add a watermark in PDF using your browser. All you need is a stable internet connection to ensure a smooth watermarking process.
  • Free to Use

    ONEPDF allows you to add watermarks on PDFs for free. You don't need to pay a dime to insert protective texts, images, or logos on your PDF. All our features are available to everyone.
  • Seamless Compatibility

    ONEPDF supports every device, including desktop and portable ones. It's also compatible with both Windows and Mac. Thus, there's no barrier to the device or operating system you use.
  • Efficient Watermarking

    Adding watermarks in PDF is extremely fast and effective. Within a few seconds, your original PDF will be turned into a PDF with a watermark or a logo that you need.
  • Files Stay Private

    Built with 256-SSL encryption, ONEPDF guarantees the safety of your PDF files. After the watermarking process is completed, we delete your PDF from our server to avoid data leakage.

ONEPDF Tools to Manage Your Files

Our PDF online free tool is a one-stop shop for all your document needs. It enables various functions required for the management and modification of your files.

More About Adding Watermark to PDF

What is the use of a watermark in PDF?

  • Adding watermark to PDFs involves inserting a mark to prove ownership, protect the file content, show authenticity, and promote a company's branding.
  • • Proof of Ownership: A watermark on a PDF can include information about the name of the author, organization, or copyright holder. This prevents unauthorized use or distribution.
  • • Protection: Watermarking PDF ensures sensitive information is secure by marking it as confidential or proprietary. This discourages illegal sharing or copying of the file content.
  • • Authenticity: Watermark serves as a seal of originality, indicating that the PDF has not been tampered with. This is crucial for legal documents, certificates, and official papers.
  • • Branding: Companies often use their company’s name or logo as a watermark. This maintains brand consistency and ensures that PDFs are recognized as official documents.

How do I watermark a PDF without Acrobat?

  • Simply go to the watermark tab in ONEPDF tool sets and upload the PDF. Type your watermark text or insert the image/logo, and then adjust the position of the watermark (top, middle, or bottom) as you want. Finally, download the watermarked PDF on your device.

How to add a watermark to PDF for free?

  • You can add a watermark to PDF for free by using ONEPDF. It doesn’t require paying for a subscription or any other fee. And all its features are available to everyone. There is no category of class or subscribers. You can watermark PDFs anywhere you are, even when you are on the go by simply using your phone browser. Go to onepdf.tinyfrom.com, click on the watermark tab, upload your PDF, add watermark text or image, and download the new PDF.

What is the free tool to add watermarks in PDFs?

  • Many tools can be used to put a watermark on PDFs. A popular example is Acrobat. But its free version is only for 7 days, then you will have to pay for the Pro version.
  • On the other hand, there is ONEPDF, which is completely free and allows you to add a watermark in PDF with just a few clicks and the result can be downloaded to your device in seconds.

How to add a watermark to PDF on Mac?

  • ONEPDF is a universal watermark PDF tool. It’s compatible with several operating systems, including Mac.
  • How to add a watermark to a PDF on a Mac is similar to how it’s done on other operating systems. Follow these steps:
  • • Open onepdf.tinyfrom.com on your Mac browser.
  • • Click on the Watermark tab.
  • • Upload the PDF file you want to watermark.
  • • Type the text or insert the logo/image you want to use as a watermark.
  • • Adjust the watermark position to your preference.
  • • Click on Download to save the resulting PDF file on your device.