[seer1337]

Originally Posted by BetterRed

Try this:

1. Set Preferred Output in Preferences->Behaviour to PDF.
2. Set Page size, margins etc in Preferences->Conversion->Output options->PDF Output
3. Create an integer custom column for page counts, e.g. #pages/Pages
4. Set this plugins Page count column accordingly
5. Set this plugins Page count Algorithm to E-book Viewer (calibre)
6. Convert whatever ebook-format you have (e.g. EPUB) to PDF
7. Run this plugin

BR

This worked, it's 99% accurate which is good enough for me. THANK YOU!
Addition for it to work:
8. Go into the plugin options with customize plugin > Other > Other options > SET "use preferred output format if available"
9.