For macOS users, PDFelement Pro PDFelement Pro can act as a professional PDF combiner Mac program which allows you to edit and combine PDF files on macOS (including 10.15 Catalina). On the off chance that you are a Windows user, you can utilize PDFelement Pro for Windows version. What's more, you can import various distinctive file formats and afterward combine them into a single PDF file. How to Combine PDFs on Mac: 3 Ridiculously Simple Ways. PDF is arguably the best document to communicate with your clients and employees. For your extensive use of PDF, you may stumble into using more than one PDFs. In this case, you will find this tutorial helpful in combing PDFs on your Mac. Learn how to combine PDFs and reorder, rotate, and delete pages. Combine two PDFs. Open a PDF in Preview. Choose View Thumbnails to show page thumbnails in the sidebar. To indicate where to insert the other document, select a page thumbnail. The good news is you don’t need to download anything to combine PDF files on Mac. With your Mac’s Preview tool, you can merge PDFs for free. Preview is a surprisingly powerful little tool that can not only combine PDFs on Mac but split, reorder, rotate and even annotate them. Learn how to merge PDF files using Preview and its most powerful alternatives. Flatten PDFs, export combines files as searchable PDFs, customize PDF outputs, based on your own requirements. Open the PDFs that you want to combine in Preview. In each document, choose View Thumbnails to show page thumbnails in the sidebar. Press and hold the Command key, select the page thumbnails that you want to add to the other document, then let go of Command. As Smallpdf runs an online suite of PDF tools, you can combine PDFs without the need to create an account or download a local software. And because we don’t restrict the number of documents, you can drag and drop into the tool, you merge two or more PDF files, delete the page thumbnails you don’t want to keep and re-order them to your preference. Open Acrobat DC to combine files: Open the Tools tab and select Combine files. ; Add files: Click Add Files and select the files you want to include in your PDF. You can merge PDFs or a mix of PDF documents and other files. Arrange and delete content: Click, drag, and drop to reorder files or press Delete to remove any content you don't want. Combine multiple PDFs into one on Mac with Movavi PDF Editor! This easy-to-use tool lets you manage and merge two or more PDF files. Join PDF files on your Mac – with a little help from PDF Editor.