TIFF Junction - Convert TIFF to PDF - Version 1.10h Batch convert TIFF to PDF with lightning speed! TIFF Junction is a command line tool that can rapidly process high volumes of document image files. Tiff Junction provides the ability to split and merge TIFF files (from single page to multi-page and vice versa), and to convert TIFF files to PDF (Portable Document Format). The product may be used as command line tool (for manual use or inclusion in scripts).