Search PDF files from command line. PDFsearchCmd enable you to search PDF files.
You can set different options to do the following:
1. Combining the search strings with [and] or [or].
2. How to search - Find only the first or find all.
3. Setting a stop value - How long the search shall max. run.
4. If the relevant PDF file should be opened with a linked pdf-viewer on the matching page.

The license of this software is Free Trial Software, the price is $57.00, you can free download and get a free trial.