Based on the users' reviews of the "What Logo?" app, here are three cons and pros in English, 15 words limited for each item: **Cons:** 1. Limited logo library: Some users feel the app's logo collection is too small. 2. Frequent ads and interruptions: Users complained about frequent ads and interruptions during gameplay. 3. Lack of challenge: Some users found the game too easy and lacking in challenge. **Pros:** 1. Simple and addictive gameplay: Many users praise the app's easy-to-play and engaging gameplay. 2. Wide range of logo recognition: Users appreciate the app's ability to recognize many logo types. 3. Social sharing features: Users enjoy sharing their scores and competing with friends. Note: These pros and cons are based on the overall sentiment expressed in the users' reviews and may not be exhaustive.