Based on the user reviews, here are three pros and three cons of the Boxy Hero app: Pros: 1. **Easy and intuitive interface**: Users praise the app's user-friendly design, saying it's easy to navigate and understand. 2. **Effective mental math exercises**: Many users find the math problems challenging yet engaging, helping them improve their mental calculation skills. 3. **Motivational badges and rewards**: Users appreciate the rewards system, which motivates them to continue practicing and improving their mental math abilities. Cons: 1. **Limited problem types and difficulty levels**: Some users feel the app lacks variety in problem types and difficulty levels, making it less engaging. 2. **Too simplistic for advanced users**: Advanced math enthusiasts may find the app too easy and not challenging enough for their skills. 3. **In-app purchases can be frustrating**: A few users express frustration with the in-app purchases, saying they can be expensive and limit the app's full functionality. Let me know if you'd like me to rephrase or expand on these points!