Based on the user reviews of City Bike 3D, here are three cons and three pros: **Cons:** 1. Limited routes and difficulty customization Users find the app's available routes and adjustability options limited. 2. Poor navigation and unclear directions Several users struggle with unclear or absent navigation instructions. 3. Frequent bugs and glitches Some users experience frustrating errors and crashes during gameplay. **Pros:** 1. Immersive 3D graphics and realistic bike feel Most users praise the app's stunning graphics and realistic bike physics. 2. Simple and intuitive controls Many users find the app's controls easy to understand and operate. 3. Good workout and exercise experience Some users appreciate the app's ability to simulate a realistic cycling experience.