The PDF is not included in the VTT Module, and likewise the VTT Module is not included in the PDF.When you purchase a PDF you'll receive a download link with the entire book in PDF format, as well as a folder containing some additional digital material such as printable card handouts, NPC tokens and maps, all relevant to the PDF you've purchased.When you purchase a Foundry VTT module you'll get a key that you can use on the Foundry VTT platform, that'll give you access to the Module for the book you've purchased. This can only be used on the Foundry VTT platform.