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What is LuxPDF?
LuxPDF is an open-source, privacy-focused, and completely free suite of online PDF tools. We never upload your files to a server. Everything runs in your browser so your documents stay on your device.
Why use our Add Watermark tool?
- Text or Image Watermarks: Add a custom text watermark or upload your own image/logo watermark.
- Live First-Page Preview: Place, rotate, resize, and tune opacity before applying.
- Page Exclusion: Skip specific pages like covers, signatures, or inserts.
- 100% Private: Processing happens locally in your browser with no uploads.
- Free & Unlimited: No registration and no usage caps.
How to use Add Watermark:
- Step 1: Upload one PDF file.
- Step 2: Choose Add Text or Add Image.
- Step 3: Adjust watermark settings and drag it in the first-page preview.
- Step 4: Optionally enter excluded pages (example: 6, 9, 12-14).
- Step 5: Click Apply Watermark and download your updated PDF.
Frequently Asked Questions (FAQ)
Are my PDFs uploaded to your servers?
No. Everything runs client-side in your browser. We do not upload or store your files.
Can I skip watermarking specific pages?
Yes. Use the excluded pages field to skip any page numbers or page ranges.
Does the watermark style stay consistent across pages?
Yes. The same watermark settings and placement are applied to every non-excluded page.