Add Watermark to PDF
Stamp text or image watermarks on your PDF pages.
PDF 업로드
텍스트 워터마크를 삽입합니다
✨ Convert
- Text Watermark
- Image Watermark
- Opacity control
- Rotation
- Positioning
💡 Info
**Copyright** Protect your work before sending it to clients.
**Status** Stamp 'DRAFT' or 'APPROVED' clearly.
🚀 Usage
- 1
Upload PDF.
- 2
Type text or upload image.
- 3
Place and save.
Overview
This tool is designed for fast, local processing with no server upload. It focuses on clarity and repeatable results.
When to use it
- • When you need a quick result without installing software.
- • When you must keep files on your device for privacy.
- • When you want a predictable output for reuse or sharing.
How it works
Your file is processed in the browser. The workflow is deterministic and optimized for common document patterns.
Best practices
- • Start with a small sample to confirm output expectations.
- • Keep file names simple to avoid OS-specific edge cases.
- • If results look off, try the tool again after a page refresh.
Common mistakes
- • Uploading encrypted or corrupted files without preparing them first.
- • Assuming a tool will fix formatting issues outside its scope.
- • Closing the tab before the download completes.
⚠️ Limits
- • Overlays on top or bottom
- • Cannot remove existing burned-in watermarks
📥 Inputs & Outputs
Inputs
- PDF File Formats: pdf
- Watermark Text Formats: n/a
Outputs
- file Formats: pdf
🔒 Privacy & Security
- • Stamping is local.
🛠 Troubleshooting
Covers text?
Lower opacity or move to background layer.
Image format?
Use PNG with transparency.
Not showing?
Check if Z-index is behind opaque background.
❓ FAQ
Can I remove it?
Not easily once saved.
Free?
Yes.
Secure?
Local.
Batch?
Coming soon.
Mobile?
Yes.
Font support?
Standard fonts.