MacSonik PDF Manager for Mac is the safest and secure software to manage PDF files efficiently and effectively. This tool can convert, split, merge, lock and unlock PDF files by maintaining data integrity. It can convert PDF files into multiple file formats like MOBI, EML, RTF, TGA, etc., and also various email clients. This software provides an option to remove the password to unlock the password-protected PDF files and to provide them access to the users. This tool allows the users to split the large size PDF files by using the various parameters. The Parameter for splitting the large PDF files based on Range, Size, Page Number, Even and Odd Pages, etc. According to this users can choose criteria to split the PDF files as per their requirement. To lock and protect the PDF files, you can select the different encryption levels in the PDF File Management Tool according to the level of security that you want to provide to your file. It offers four different encryption levels, namely, AESx128, AESx256, RC4x128, and RC4x40. The user can lock the PDF file using any one of the encryption levels and can perform the process with ease. This tool is built with an advanced algorithm that can perform all the tasks on Bulk PDF files all at once. It can save a lot of time for the users by selecting multiple PDFs. The PDF Manager for Mac comprises an Add Folder option that allows adding a complete folder of PDF files with ease.