PDF Encrypt will help you protect the data stored in PDF documents by encrypting the files and setting up passwords. The app also allows you to adjust the copying restrictions.
PDF Encrypt comes with bath processing capabilities and allows you to combine multiple files in a single PDF document. You are also able to view and edit the PDF metadata information.
NOTE: To buy PDF Encrypt via the App Store, an Apple account is required.
Here are some key features of "PDF Encrypt":
· Batch encrypt your PDFs
· Setup copying restriction
· Set up and edit metadata information
· Merge several PDFs into the same document
· 64-bit processor