Unfortunately, we currently do not offer any family plan within the iSharing app.
If you and your family have Apple devices, you can set up a Family Sharing feature through iTunes. To learn more, please visit the page below:
[iOS] How to set up Family Sharing
If you have an android device, Google Play Store, unfortunately, does not offer a feature where you can share in-app subscriptions. Once something similar is offered, we will enable it for our users.