Grumpy Old Geeks Products PDF Expert 5 Product PDF Expert 5 2 mentions in 1 episode An iOS PDF app recommended for exporting highlights and handling the PDFs the speaker receives. Mentions 165: Brexit Through the Gift Shop Jun 24, 2016 1:05:13 Then I found PDF Expert 5 for iOS. 1:05:37 PDF Expert 5 handles them flawlessly.