Based on the user reviews on the Apple App Store, here are the top 3 cons and pros of the YO Link app: **Pros:** 1. Highly convenient for booking and managing deliveries, very user-friendly interface. 2. Reliable and efficient for tracking packages, accurate updates and notifications. 3. Great customer support, quick response to queries and issues resolved promptly. **Cons:** 1. Some users experience occasional app crashes and freezing, frustrating experience. 2. Limited functionality for international tracking, lack of real-time updates. 3. No clear option for managing multiple shipments at once, inefficient for frequent users. Note: I've extracted the most common and relevant points from the user reviews, but please keep in mind that individual experiences may vary.