Based on the users' reviews, here are three cons and pros for the Helicopter Flight Simulator app: **Cons:** 1. Some users found the controls unresponsive and frustrating to use. 2. Graphics and sound effects are outdated and lack realism. 3. Limited airfields and missions can get repetitive and boring. **Pros:** 1. Realistic helicopter physics and accurate handling make it a joy to fly. 2. Simple and intuitive controls allow for easy learning and navigation. 3. Great for learning helicopter flying basics and practicing skills.