Add an Image Watermark to a PDF Online
Add a positioned PNG watermark to every PDF page
How to use Watermark online
Place a logo, stamp, or other transparent PNG consistently across every page of your PDF.
Upload your PDF
Drop your PDF into the upload area above or click to browse.
Configure settings
Upload a PNG watermark, then choose its position, scale, and opacity.
Download your result
Apply the image watermark to every page and download the updated PDF.
Frequently asked questions
What image format can I use as a PDF watermark?
Upload a valid PNG image, then control its position, scale, and opacity before processing.
What is pay-per-use pricing?
You only pay for completed operations. The fee is deducted from your wallet when your result is ready to download.
Do I need an account to use this tool?
You can choose a file and configure the tool first. Sign in is required to process and download the result.
How secure are my documents?
Files use private object storage and signed access. Uploaded sources are scheduled for deletion when processing finishes, abandoned uploads expire within 24 hours, and generated results remain available in My files for 7 days.
What file size limits apply?
Each file can be up to 100 MB. Multi-file tools accept up to 50 sources and 200 MB combined.