'English Level UP' is a comprehensive English vocabulary learning app for elementary and middle school students. This app has the following features:

1. 800 essential English words for elementary school students: Contains essential English words appropriate for the students’ level.

2. 4-choice quiz: Provides an interactive quiz format that allows you to effectively test the words you have learned.

3. Voice support: Provides English voices for every word and example sentence to help you learn accurate pronunciation.

4. Sentence learning: Example sentences with audio are provided to help you understand words in context.

5. Customized learning: We provide customized content tailored to the students’ learning environment, including vocabulary books from specific academies.

6. Expandability: In the future, vocabulary books from various academies can be added, providing a customized learning experience to more students.

This app is designed to comprehensively teach listening, reading, and understanding beyond simple memorization, helping students comprehensively improve their English skills. Additionally, the customized vocabulary book function for each academy allows students to learn more effectively in connection with academy classes.