The app contains approximately 200,000 headwords and 460,000 words from the English-Korean Dictionary. It supports native speaker pronunciation, real-time search, and bookmark features.
The app offers TOEIC listening comprehension training through sequential interpretation and keyword dictation. It covers frequently appearing expressions and questions by part and topic, with actual tests to build practical skills.
The app provides mobile course access, allowing users to view attendance, progress, and study time. It also offers course registration and content details for various programs, including phone English.