TIFF Junction is a command line tool that can rapidly process high volumes of document image files. TIFF Junction can also merge and split single and multipage tiff images files. Drag and drop interfaces can be used as an alternative to the command line interface for converting TIFF files to PDF, merging and splitting TIFF files.
OK, so you want to stamp your document. Maybe you need to give reviewers some advice about the document's status or sensitivity. This tip from author Ted Padova demonstrates how to add stamps with the Stamp Tool along with related comments.