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Watermark a PDF

Add a text watermark or logo with adjustable size, position, and opacity.

✓ Your files stay on your device

Choose a PDF to watermark

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Private by design

Your document never reaches our servers.

This tool performs its work in your browser. Keep the page open while processing, especially with large files.

Text and PNG or JPG image watermarks are supported · · Return to BetterThanPDF

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Add BetterThanPDF directly to your device for quick return access. No App Store or account is required.

  1. Open BetterThanPDF in Safari.
  2. Tap the Share button.
  3. Choose Add to Home Screen, then tap Add.

The PDF Tools icon will open BetterThanPDF directly from your Home Screen.
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Keep your browser updated. Large PDFs may require additional memory; if processing stops, close unused tabs and try again with a smaller file.
Privacy

Your documents are not our business.

Supported BetterThanPDF tools process your files directly on your device. Document contents are not uploaded to, processed by, or stored on BetterThanPDF servers.

Website hosting, analytics, advertising, donation, and linked services may receive ordinary technical information under their own privacy policies. They do not receive document contents from these on-device tools.
Important limitations

Review every finished document.

Keep an original copy and confirm the completed result before signing, submitting, printing, sharing, or relying upon it. Damaged, encrypted, unusually constructed, or extremely large PDFs may not process successfully.

BetterThanPDF is a document utility, not a legal, financial, medical, tax, or professional-advice service. Visible signatures created here are not certificate-backed digital signatures.