Coolmuster PDF Encrypter for Mac

Handy Tool to Add Password Protections to PDF Want to add password protections to your PDF files without Adobe Acrobat? Then, please don't hesitate to try Coolmuster PDF Encrypter for Mac. With it, you can easily encrypt any PDF files with the user or owner password as you like. * Set PDF with Owner Password to prevent the file from printing, editing, coping, and changing. * 3 encryption modes to protect your document well. * Instantly add a password to a batch of PDF documents on Mac at one go.