Learn Languages Systematically
Build real foreign language skills with vocabulary, textbooks, and MOAI conversation
Learning Content by Numbers
10,000+
Words & Expressions
39
Textbooks by Age
30
Supported Languages (UI)
How It Works
Assess Your Level
AI diagnoses your current skills and designs a personalized learning path
Vocabulary & Textbooks
Learn systematically with thousands of flashcards and age-appropriate textbooks
Practice with AI
Complete your reading, writing, and speaking skills through real conversations with Claude AI
Vocabulary Flashcards
Thousands of words with pronunciation, example sentences, and meanings — all in one place.
Textbooks
Age-appropriate textbooks from basics to advanced. Learn grammar and expressions naturally.
AI Quizzes
AI generates quizzes based on your level. Wrong words are automatically reviewed.
30 Language UI Support
The app UI is available in 30 languages, including Korean, English, Japanese, Chinese, Spanish, and Arabic.
FAQ
Which languages can I learn?
The app UI supports 30 languages, and vocabulary and textbook learning content are available in Japanese, Korean, and English.
How much vocabulary data is available?
Over 10,000 Japanese, Korean, and English words plus 39 textbooks by age group.
Can I study offline?
Downloaded flashcard content is available offline.