After turning scanned or image-based PDF files into a fully editable document, you can:
Search the text
Edit, insert, and delete text
Change text formatting
Re-size and remove images

Video about PDF Editor Pro for Mac:
More Features:

> Add, delete, and correct text with automatic reflow
> Create PDF Files from web pages/images/text files
> Transfer PDF files to Word, Excel, ePub, HTML, Text, etc