Qoppa Software has launched PDF Studio 11 (http://www.qoppa.com/pdfstudio/), an update to their PDF editing application for macOS X.
The tool creates PDF documents that are compliant with the Adobe PDF specifications. Version 11 introduces a brand new OCR engine, and adds a number of new features including Spell Check, Non-Latin OCR Languages, Output Preview, and Enhanced Print Dialog.
PDF Studio Standard costs $89, and the Pro version is $129. A demo is available for download.