Kanji Quizzer is an iPhone app developed by Ryan Edmonds. It falls under the category of Education & Reference and is designed to help users practice Japanese Kanji, Hiragana, and Katakana. With its fun and easy-to-use flashcard quiz format, the app offers an engaging learning experience.

One of the key features of Kanji Quizzer is its organization of Kanji by JLPT (Japanese Language Proficiency Test) level. This allows users to focus on specific levels of difficulty and gradually progress in their Kanji learning journey. In addition to Kanji, the app also provides the opportunity to study Hiragana and Katakana, making it a comprehensive tool for Japanese language learners.

To increase the difficulty and challenge users, Kanji Quizzer presents a 9-answer multiple-choice grid. This grid format adds an extra layer of complexity to the quiz, ensuring that learners are thoroughly tested on their knowledge. Whether you're a beginner or an advanced learner, Kanji Quizzer offers a versatile learning tool for mastering the Japanese writing system.

Please note that this review is based solely on the information provided and does not include personal judgments or opinions.