Kanji Book is an iPhone app developed by Bird Cartel LLC, designed to aid in the learning of jōyō kanji at your own pace. Inspired by Japanese style journals, the app allows you to build your own workbook to visually track your progress. With Kanji Book, you have the flexibility to learn as many kanji as you want each day, with a recommended cadence of 2 or 3. The app encourages short, frequent study sessions, making it ideal for busy learners.

The app offers a comprehensive learning experience, covering all aspects of kanji, including readings, drawing, recall, definition, and recollection. As you progress, the language of the workbook adapts to reflect your knowledge, providing a personalized learning environment. Kanji Book also provides various study modes, allowing you to use it as simple flashcards or challenge yourself with 25 random questions.

Additionally, once you have learned enough kanji to form compound vocabulary words, the app presents you with a grid of kanji, which you can use to practice forming vocabulary words. This feature helps reinforce your understanding of kanji and its application in real-world contexts.

Kanji Book is a free app that offers a unique and customizable approach to learning kanji. Whether you are a beginner or advanced learner, this app provides a valuable tool to enhance your kanji learning journey. Try it out and see how many kanji you can master!