PDF Pro is described as 'is the complete online PDF solution, allowing professionals to get their PDF work done quickly and easily' and is an website in the Office & Productivity category. There are more than 100 alternatives to PDF Pro, not only websites but also apps for a variety of platforms, including Windows, Mac, iPhone and Linux. The best alternative is PDF-XChange Editor, which is free. Other great sites and apps similar to PDF Pro are PDFsam (Freemium, Open Source), Adobe Acrobat DC (Paid), PDF24 Creator (Free) and Smallpdf (Freemium).
The smallest, fastest, most feature-rich PDF editor/viewer available * Full Direct Content Editing (text based PDFs, not scanned/image based PDFs) * Includes OCR feature * View, Edit, and annotate PDF files
PDFsam Basic is a free, open source, multi-platform software designed to: * Merge PDF files (the entire documents or selected page ranges), retaining or discarding bookmarks, acroforms and generating or not a table of contents.
PDF24 Creator is free and feature-filled PDF creation, merging and conversion tool for Windows. Its unique feature among the free PDF printer tools is an editor, which allows to easily assemble, create and modify PDF files with Drag & Drop.
Nitro Pro gives you everything you need to create, convert, edit, sign, and share 100% industry-standard PDF files. It's simple, straightforward, and intuitive to use — so you can work more productively, your way.