반:보카다 - 구간 반복 영어공부 is a free iPhone application developed by Altimedia Corp. It falls under the Education & Reference category and offers a unique way to study English while watching movies.

The app utilizes phonetics to make speaking English easier. It allows users to practice speaking by repeating specific segments of a movie. This feature of segment repetition is particularly helpful for language learners who want to focus on specific parts of a movie for practice.

In addition, the app supports the playback of up to two subtitles simultaneously, making it easier for users to follow along with the movie and understand the dialogue. The app also automatically selects the segments for repetition, saving users the trouble of manually choosing the sections to practice.

With its user-friendly interface and innovative features, 반:보카다 - 구간 반복 영어공부 is a great tool for language learners who want to improve their English skills while enjoying movies.