Based on the users' reviews of the Boat Stack 3D app, here are three pros and cons: **Pros:** 1. Easy to use with intuitive interface: Many users praised the app's user-friendly design, making it simple to navigate and play. 2. Variety of boats and customization options: Users enjoyed the range of boat designs and customization possibilities, allowing for creativity and experimentation. 3. Smooth gameplay and realistic physics: Many reviewers appreciated the app's realistic boat simulations, enjoying the feeling of being on the water. **Cons:** 1. Lack of instructions or tutorials: Some users found the app's learning curve steep, citing a lack of clear instructions or tutorials to help new players. 2. Limited boats and customization options compared to other similar apps: A few reviewers felt that the app's selection of boats and customization options was limited compared to other sailing apps. 3. Some glitches and minor bugs: A few users reported encountering minor issues or glitches while playing the app, which detracted from their overall experience.