purchased app sharing issue

hi there

I’ve bought app named “Seven” which I’m going to share with my family. in the appstore I see that this pirchased support sharing however based of answer of developer of this app it doesn’t. what can I do to start share tyis app? see comment bellow

thanks miro

https://support.apple.com/en-us/HT203046

On that link there's a list of things that cannot be shared.

"... and other subscriptions, such as magazines and newspapers."

Seven Club falls under the other subscriptionscategory here. We (Seven) support Family Sharing. This is a restriction from Apple that we can't override.