DocumentLocal processing
PDF Watermark
Custom text, opacity, angle — local processing
Drag or click to upload PDF
Add text watermark locally — no upload
About This Tool
PDF Watermark is a free online tool. Add text watermark to PDF All processing runs locally in your browser — files are never uploaded to any server, keeping your data private.
Use Cases
- Merge, split, extract, or rotate PDFs for office work
- Convert between PDF, images, and plain text
- Add watermarks to protect document copyright
- Handle contracts and reports locally — no cloud upload
How to Use
- Step 1
Upload a PDF
- Step 2
Set watermark text and style
- Step 3
Choose tile or center
- Step 4
Download watermarked PDF
Frequently Asked Questions
- Is PDF Watermark free?
- Yes, completely free with no registration required and no usage limits.
- Are my files uploaded to a server?
- No. PDF Watermark processes everything locally in your browser. Your data never leaves your device or gets uploaded to any server.
- Which browsers are supported?
- Chrome, Firefox, Safari, Edge, and other modern browsers. We recommend using the latest version for the best experience.
- How do I use PDF Watermark?
- 1. Upload a PDF 2. Set watermark text and style 3. Choose tile or center 4. Download watermarked PDF