Apps with 'Reorder pages' feature

  1. NAPS2 is a document scanning application with a focus on simplicity and ease of use.
  2. PDFTK Builder is a free graphical interface to for PDFtk, making it much easier to use. It is a easy to use tool to collate (merge), split, encrypt, decrypt, stamp and rotate (only 90°, 180° or 270°) pdf documents.