Multi-site and comparison of features

https://www.ads-software.com/plugins/media-library-plus/

Media Library Folders for WordPress — https://www.maxgalleria.com/downloads/media-library-plus-pro/

Media Library Folders Pro for WordPress — https://www.maxgalleria.com/downloads/media-library-plus-pro/

Which versions are a) fully multi-site compatible or b) don’t cause errors if installed on multi-site? You should specify this on the Features page and on the Installation page and on the WordPress Repository installation page.

What is the licensing for a single multi-site installation?

WordPress Repository page, Installation instructions: You have instructions for uploading the .zip file; most people would simply locate the plugin in the repository from within their WordPress installation, and click “install”.

What are the differences between the https://www.ads-software.com/plugins/media-library-plus/ version and the paid version?

What are the differences between “Media Library Folders”, “Media Library Plus”, “Media Library Folders Pro” and “Media Library Plus Pro”? With so many names you should explain the differences. (Or are they the same program? If so, clean up your site.)

Where is the Documentation? https://maxgalleria.com/downloads/media-library-plus-pro/ has link to Documentation — https://maxgalleria.com/downloads/media-library-plus-pro/# (oops, that is the same page).