공무원 국어 기출문법어휘 한자편 is an educational app available on the iPhone platform. Developed by SangJin Lee, this app aims to provide keyword-based explanations for the Korean civil service exam.

The app offers concise explanations to facilitate quick review. The explanations are presented in a clear and easy-to-understand manner. Additionally, the app uses larger characters for the Chinese characters to enhance learning effectiveness.

One of the notable features of this app is the check note functionality. Users can register questions that they have answered incorrectly or found confusing, and review them later.

Furthermore, the app includes a vocabulary feature that allows users to practice memorization. Users can choose to randomly test themselves or select specific words to test.

Overall, 공무원 국어 기출문법어휘 한자편 is a useful educational tool for those preparing for the Korean civil service exam. It provides keyword-based explanations, check notes, and a vocabulary feature to aid in exam preparation.