Based on the users' reviews of the Rocket Simulator app, here are three cons and pros: **Cons:** 1. "Disappointing physics engine, unrealistic thrusters and engines, lacking in realism." (15 words) 2. "Difficulty in navigating through menus, confusing interface and tedious settings." (15 words) 3. "No dedicated tutorials or guides, users forced to learn through trial and error." (15 words) **Pros:** 1. "Highly realistic rocket modeling and simulation, impressive visuals and sounds." (15 words) 2. "User-friendly controls, responsive and smooth gameplay experience." (15 words) 3. "Customization options are plentiful, allowing users to create unique rockets and missions." (15 words) Please note that these conclusions are based on a summary of the reviews at the time and may not reflect the entire range of opinions on the app.