Based on the user reviews, here are three cons and pros of the Train Guard app: **Cons:** 1. Unclear instructions and navigation, causing confusion and frustration for some users. 2. Limited availability and functionality in certain areas or regions, causing disappointment. 3. Occasional glitches and bugs, leading to app crashes and lost data. **Pros:** 1. Real-time train schedules and departures provide accurate and reliable information for passengers. 2. Simple and user-friendly interface makes it easy to plan and track train journeys efficiently. 3. Helpful customer support is responsive and effective in resolving issues and answering questions. Note: The above statements are based on the available user reviews and may not reflect the opinions of all users.