Adobe Acrobat Reader DC software is the free, trusted standard for viewing, printing, signing, and annotating PDFs. Its the only PDF viewer that can open and interact with all types of PDF content ...

Adobe Acrobat Reader DC software is the free, trusted standard for viewing, printing, signing, and annotating PDFs. Its the only PDF viewer that can open and interact with all types of PDF content ...

Finally, save the edited PDF by going to File menu > Save option. Foxit Reader is also a PDF viewer ... freeware that is easy to use. Another free software to add stamps to your PDF is PDF-XChange ...