Based on the users' reviews of the "Mystery Files: Case of the Missing French Bulldog Puppies" app, here are three cons and pros with a 15-word limit each: **Cons:** 1. Limited storyline and too easy: Reviewers found the gameplay too repetitive and easy. 2. Frequent ads and in-app purchases: Users complained about the frequency and aggressiveness of ads and in-app purchases. 3. Poor sound effects: Some reviewers noted that the sound effects were annoying and poorly designed. **Pros:** 1. Engaging storyline and characters: Reviewers praised the game's cute characters and engaging storyline. 2. Challenging puzzles: Users enjoyed the clever puzzles and brain teasers in the game. 3. Colorful and fun graphics: Reviewers appreciated the game's colorful and cartoonish visuals.