Based on the user reviews on the Apple App Store, here are three cons and three pros of the Ball Crusher 3D app, each limited to 15 words: **Cons:** 1. Many users feel that the game is too short, with no lasting challenge. 2. Some players experience frustrating glitches and poor graphics quality. 3. A few users find the controls to be unresponsive and difficult to navigate. **Pros:** 1. Most users praise the game's addictive and engaging 3D physics-based gameplay. 2. The app's colorful and vibrant graphics are a major plus for many players. 3. Many reviewers appreciate the game's relaxing and calming experience. Please note that these are general summaries based on a limited number of reviews, and opinions may vary among users.