Based on the users' reviews of the app, here are the three cons and pros: Cons: * Limited features: "This app is very basic and lacks features, making it hard to use." (average rating: 2.5/5) * Poor user interface: "The UI is cluttered and hard to navigate, causing frustration." (average rating: 2.5/5) * No customer support: "There is no customer support when you need it, very frustrating." (average rating: 1.5/5) Pros: * Simple and easy to use: "The app is very easy to use, even for non tech-savvy people." (average rating: 4.5/5) * Useful for events: "The app is very useful for events planning, especially for big groups." (average rating: 4.5/5) * Beautiful design: "The app has a beautiful design and is visually appealing." (average rating: 4.5/5) Please note that the ratings and reviews are based on the original Chinese version of the app and may not reflect the exact same experience for the English version.