PDF Reader Pro allows you to easily add standard stamps like "Approved" or custom text/image stamps to give feedback and finalize PDF documents.
1. Enter the reading page, and tap on the toolbar;
2. Select Standard, and you will get an ordinary stamp;
3. Or select Custom to create a customized Text Stamp or Image Stamp;
4. Then click an area you want to add a stamp;
5. To remove the stamp, click the stamp and choose Delete.