Junko is a PDF tool developed for quicker and more efficient access to information needed from your PDF files, reorganizing them in a way that makes them easier to manage and handle.

With the ability to split PDF files into separate documents, either by page range or page numbers, and merge an unlimited number of PDF documents into a single PDF file, you gain control of all your PDF files.


  • The split function lets you split PDF files based on page ranges and page numbers.
  • Merge PDF documents quickly by sorting and combining a group of files using the merging feature. 
  • Reduce workflow, don't waste any more time trying to handle large PDF documents.
  • Manage PDF files with ease, reduce the size of PDF documents by splitting them into smaller, more managable files. Organize files by merging the documents you need.
  • Intuitive interface, an easy UI enables you to quickly learn how to split and merge.

Optional Components

Junko can use programs like PDF Creator (allows you to insert several file formats into existing files) and GhostScript (allows you to view thumbnails for each page) to perform additional functions.Junko is powered by PDFsharp.

Download Junko 2.0.4096
800 KB

System Requirements

Microsoft Windows requires the .NET Framework 4.0 or later.