Entertainment APK Ad-Free Mod and coins adding

I have an entertainment Android app whose current APK forces disruptive ads and caps how long the user can enjoy its premium content. I already possess the latest APK; what I need now is a clean rebuild... (Budget: ₹600 - ₹1500 INR, Jobs: Android, Android App Development, Android Studio, Java, Mobile App Development, Mobile App Testing, PHP, Reverse Engineering)