Can also be used offline.You can use it without ads for a while.This is still a test version of the app, so please be careful when using it.Please create and save important data as a PDF as soon as possible.If you have any requests for additional features or report any bugs, please leave a review.This is an app that allows you to paste images of seals and stamps.You can set the image size, position, and transparency.You can specify the resolution (DPI) of the PDF after stamping.The content of the created PDF is converted from the original PDF content to an image and a stamp image is pasted on top of it, so the text cannot be edited.please note.