Android App Gamification System

I want to add a points-based gamification layer to my Android app. The goal is to give users up to 5,000 points as they complete quests and challenges, keeping them engaged and returning daily. Here’s... (Budget: $2 - $8 USD, Jobs: Android, Android App Development, Gamification, HTML5, Kotlin, Mobile App Development, Mobile Development, PHP, Sketching, Typing)