PDF Merger Unlimited The simplest way to merge PDFs on your Mac. PDF Merger Unlimited is a lightweight, powerful utility designed to help you combine multiple PDF files into one — quickly, securely, and with full control. Whether you’re organizing documents, compiling reports, or preparing files for clients, this tool makes it effortless with a clean drag-and-drop interface and smart merge logic. Features: • Drag and drop up to 6 PDFs per group — across 10 groups • Merge documents instantly into clean, organized PDFs • Preview page counts and thumbnails before merging • Save output wherever you choose • No ads, no internet connection required Built for speed. Designed for simplicity. Perfect for anyone who works with PDFs regularly.