Based on the users' reviews on the App Store, here are three cons and three pros for the "Kanji Kana Hero JLPT N1" app: **Cons:** 1. Limited practice questions and repetition: Users feel that there aren't enough questions to practice and that the app lacks repetition to reinforce learning. 2. Inaccurate furigana: Some users have reported errors in the furigana (English romaji) provided for the kanji, making it difficult to learn. 3. No offline access: The app requires an internet connection to access, which can be inconvenient for users who prefer to study offline. **Pros:** 1. Engaging and gamified learning: Users enjoy the app's games and challenges, which make learning kanji and kana fun and interactive. 2. Comprehensive JLPT N1 coverage: The app provides a thorough review of JLPT N1-level kanji and kana, helping users prepare for the exam. 3. Personalized progress tracking: Users appreciate the app's ability to track their progress and provide statistics on their performance, helping them stay motivated. Please note that these conclusions are based on a snapshot of user reviews and may not reflect the full range of opinions.