All products require a full version of Microsoft Word (2007 thru 2016 see FAQs for more) running on a 32 or 64 bit version of Microsoft Windows (7 thru 10). These versions can be purchased, e.g., Office Home and Student, or rented Office Home Premium 365, Note: Office Starter, Google Docs, Open Office, and Office Web Versions are NOT compatible. See FAQs for more information.