Advanced Bulk PDF Merger is an affordable utility that automates the task of merging multiple PDF documents into one PDF document. Advanced Bulk PDF Merger automatically selects all PDF documents in a specific directory and all of its subdirectories. Alternatively, users can manually choose PDF documents that need to be merged together.Advanced Bulk PDF Merger allows users to select input and output directories, preview selected PDF documents and sort selected PDF documents by path, size and creation date.Requirements: