SwifDoo PDF – A Free Reliable PDF Protector on Windows
- Fulfill All Your PDF Protecting Needs
For Windows 11/10/8.1/7/XP
Two types of passwords safeguard your PDF files: a user password is required when you need to open a secured PDF while a permission password is used for restricting certain features such as printing, editing and annotating. SwifDoo PDF makes it easier to keep your files from any unwanted access.