Advanced Command Line PDF Merger - Version 1.8 Advanced Command Line PDF Merger is a scriptable .exe utility that automates the task of merging multiple PDF files into one PDF document. The application, aclpdfmerge.exe, has no graphical user interface, automatically locates all PDF files in the input directory and its subdirectories, allows assignment of custom PDF output file name and by default combines all pages from all input PDF documents. In addition to this, the application provides users with an option to define specific page numbers or page number ranges that should only be merged together. Advanced Command Line PDF Merger installer includes a helper application, aclpdfmergehelper.exe, that provides graphical user interface for generation of script files to be used with aclpdfmerge.exe.