Watermark PDF
Stamp a text watermark on every page of your PDF. Control size, color, angle and transparency.
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How to use Watermark PDF
- Select the PDF file.
- Type your watermark text and choose size, color and angle.
- Click "Add watermark".
- Download your watermarked PDF.
Why use Super PDF to watermark pdf?
- It is free. There is no sign up and no hidden fee.
- Your files stay on your device, so your documents remain private.
- It works on phones, tablets and computers without installing anything.
- Results are ready in seconds and contain no watermark.
Watermark PDF – frequently asked questions
Which characters are supported?
Standard English letters, numbers and common symbols are supported.
Is Super PDF really free?
Yes. All tools are free to use with no sign up and no watermark added to your files.
Are my files safe and private?
Yes. Files are processed directly inside your web browser. They are never uploaded to a server, so nobody else can see them.
Does it work on mobile phones?
Yes. Super PDF works on Android, iPhone, tablets, Windows, Mac and Linux in any modern browser.
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