You will have the cost related to the frequency of the contracted plan (monthly or annual), in addition to the values for creating the Google and/or Apple Developer account(s) mentioned in the question above. If you use integration with other services, such as Google Maps and/or external platforms, also consider the costs charged by them. If you have a Pro plan and want to update this app on the App Store, consider a free semiannual update and, for the others, an additional fee of R$149 will be charged.