STAMP
Watermark Configuration
Private Processing: Watermarks are rendered entirely within your browser using our Local PDF Engine.
Add a PDF Watermark Instantly
Protect your intellectual property and clearly mark document status with our custom PDF stamper. Whether you need to label a document "CONFIDENTIAL" or stamp your brand name across the pages, our browser-based engine applies secure watermarks with an elite94ms response time. Your files are never uploaded, ensuring 100% privacy.
Offline Security
Live Visual Preview
Adjustable Transparency
How to add a watermark to your PDF:
- Click "Drop File or Click to Add" to load your document.
- Type your desired text (e.g., "DRAFT" or "CONFIDENTIAL").
- Use the slider to adjust the text transparency in the live preview.
- Click "APPLY WATERMARK" to securely stamp every page.
- Download your protected PDF file.
Is my sensitive data safe?
Yes. By utilizing our proprietary Local PDF Engine, iLoveFastPDF processes your documents directly inside your computer's memory. No data is stored, shared, or sent to external servers.
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