Based on the users' reviews of the "Thirteen!" app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. Game crashes frequently, causing frustration and lost progress. 2. Difficulty level increases suddenly, making it hard to progress. 3. Limited tutorials and instructions, leading to confusion for new players. **Pros:** 1. Engaging gameplay mechanics, keeping players interested and challenged. 2. Beautiful graphics and soundtrack, enhancing the overall gaming experience. 3. Leaderboards and achievements encourage competition and bragging rights. Note: Please keep in mind that these conclusions are based on a snapshot of user reviews and may not reflect the opinions of all users.