Google Play Store is testing a new minimal design for app listings for core system apps that could prevent review bombing.
If you struggle with sticking to a budget, this app's granular approach could help. But it requires some work on your part.
"If your app is mis-rated, customers might be surprised by what they get, or it could trigger an inquiry from government regulators," the report quotes from Apple's App Review guidelines, point 2.3.6.