Knowing for each user how likely they are to churn from the game, that's what this product provides. What would you do with this type of information?
Once you know who will and will not churn, you can :
Skip giving rewards to users who are going to stay around anyways.
Provide valuable rewards to users who are likely to churn, thus retaining them for longer periods.
Improving retention will automatically improve ad revenues.
Prioritize and triage customer service requests with based on user value, including her revenue potiential and her likelihood to churn in the near future.
If users are going to churn, then perhaps you can encourage them by letting them try out other games in your portfolio.