Based on the users' reviews, here are three cons and pros for the "Navy Gunner: Battleship War" app, limited to 15 words each: **Cons:** 1. "Too many ads and in-app purchases can be frustrating and annoying." 2. "Lack of variety in ship designs and upgrades can get repetitive." 3. "Some controls can be unresponsive or laggy, affecting gameplay." **Pros:** 1. "Immersive 3D graphics and realistic sound effects create an engaging experience." 2. "High-level strategy requiring skill and timing to defeat opponents." 3. "Constant updates with new content and events keep the game fresh." Please note that these are general summaries based on the reviews and may not reflect the opinions of every individual user.