PDF Mixer is a PDF page tool which mixes pages of 2 or more PDF files, add PDF pages into existing PDF files and save them to a new file. With this powerful tool, you can reorder, copy, rotate, delete, switch and merge pages in multiple PDFs easily.
PdfMod Alternatives
PdfMod is described as 'Provides page reorder, rotation, removal, image export, metadata editing, and document merging for PDFs on Linux through a simple open-source interface' and is a PDF Editor in the office & productivity category. There are more than 50 alternatives to PdfMod for a variety of platforms, including Windows, Linux, Mac, Web-based and Flathub apps. The best PdfMod alternative is PDF Arranger, which is both free and Open Source. Other great apps like PdfMod are Stirling-PDF, PDFsam, PDF24 Creator and Adobe Acrobat DC.