100% Private
All processing happens in your browser. Your files are never uploaded to any server — they never leave your device.
Add Watermark
Add a text watermark to your PDF
Add Watermark
Add a text watermark to your PDF. Customize its position, font size, and opacity. Free and private.
-
Upload files
Drag and drop files here Files stay on your device — no upload, no server
-
Apply
Add a text watermark to your PDF
-
Download
Done — your file is ready
File size
- File is too large. Maximum size is 100 MB.
- The selected files are too large. Total size must not exceed 200 MB.
- This PDF has too many pages. The maximum is 200 pages.