Based on the users' reviews, here are three cons and three pros of the "Emoji Master" app: **Cons:** 1. Limited emoji selection: Some users find the app's emoji collection to be mediocre and lacking in variety. 2. Ad overload: Many users complain about the app's aggressive advertising, which disrupts their experience. 3. Glitchy performance: Some users report encountering bugs and glitches that slow down the app's performance. **Pros:** 1. Easy to use: Most users praise the app's intuitive interface, making it simple to navigate and access emojis. 2. Customization options: Users appreciate the ability to personalize their emoji experience with customizable stickers and filters. 3. Fun and engaging: Many users enjoy the app's gamification features, such as the daily challenges and rewards system.