Based on the reviews, here are the conclusions: **Pros:** 1. Effective learning tool: Many users praised Tapper for its interactive and fun way of teaching Mandarin Chinese. 2. Engaging lessons: Users enjoyed the gamified format, which made learning Chinese more enjoyable and motivating. 3. Useful for beginners: Several reviewers found Tapper to be an excellent starting point for learning Mandarin Chinese. **Cons:** 1. Limited content: Some users criticized Tapper for offering limited material and scope for learning, making it less comprehensive. 2. Inconsistent sound quality: A few reviewers reported issues with poor audio quality, which disrupted their learning experience. 3. Lack of personalized feedback: Some users felt that the app lacked customized feedback and correction, making it difficult to improve specific skills.