PDF Shaper - a collection of PDF tools and utilities to modify and optimize your PDF documents and its content
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
PDFsam - PDFsam Basic, a free, open source, multi-platform software designed to split, merge, extract pages, mix and rotate PDF files
Wondershare PDFelement - All-in-one PDF editor
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
PDF-XChange Editor - The smallest, fastest, most feature-rich PDF editor/viewer available