Based on the users' reviews of the "Escape Game 20 Doors" app, here are the conclusion: **Cons:** 1. Limited storyline and confusing plot: Some users found the storyline too simplistic and the plot unclear. 2. Difficulty level not suitable for everyone: A few reviewers felt that the puzzles were too easy or too hard, leading to frustration. 3. In-app purchases intrusive: Some users were annoyed by the frequent in-app purchases notifications, feeling they disrupted gameplay. **Pros:** 1. Engaging puzzles and atmosphere: Many reviewers praised the app's immersive atmosphere and challenging, yet solvable, puzzles. 2. Variety of doors and stages: Users appreciated the diverse range of doors and stages, keeping gameplay fresh and exciting. 3. Good value for the price: Several reviewers felt that the app's price and content were reasonable and provided good value. Note: Each of these points is within the 15-word limit.