Based on the app's reviews, here are three cons and pros: **Cons:** 1. **Limited ports and lack of international coverage**: Users expressed frustration with the app's limited port coverage and lack of international data. 2. **Glitches and performance issues**: Reviewers mentioned encountering glitches, slow loading times, and poor performance of the app. 3. **Inaccurate or outdated information**: Some users reported finding incorrect or outdated information on the app, which can be frustrating and unreliable. **Pros:** 1. **Convenient and easy to use**: Many reviewers praised the app's user-friendly interface and ease of use, making it simple to access shipping information. 2. **Helpful for truckers and logistics professionals**: The app has been praised by truckers and logistics professionals for providing useful information and tools for their work. 3. **Reliable for domestic US traffic**: Reviewers generally found the app to be reliable and accurate for tracking and analyzing domestic US container traffic.