Based on the users' reviews of Poly Puzzle Paint by Numbers, here are three cons and pros in 15 words or less: **Cons:** 1. Many users found the app's tutorials unintuitive and frustrating. 2. Some users experienced freezing or crashing issues with the app. 3. Limited color palette options and painting tools frustrated customers. **Pros:** 1. Users praised the app's relaxing and calming effects on mental health. 2. Many found the puzzle-based design engaging and fun to play. 3. The app's social features allowed users to share their artwork with friends. Let me know if you'd like me to help with anything else!