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Hanja Helper is a scientific learning app for elementary, middle, and high school students, civil service exam candidates, and anyone who wants to broaden their knowledge of Chinese characters. ■ 1,500+ Hanja · 1,041 Practical Hanja Vocabulary · Four-Character Idioms

- Includes all levels of the Korean Hanja Proficiency Test from Level 8 to Level 1

- Office, legal, and administrative vocabulary essential for civil service exams and administrative practice

- Specialized general knowledge vocabulary covering fields such as medicine, finance, diplomacy, IT, art, and philosophy

- 4 major categories: Business, Legal & Administrative, Current Affairs, and Daily Life

■ Scientifically Spacingd Repetition Learning (FSRS)

- Optimizes long-term memory by automatically calculating review timing

- Sustainable routines with automatic daily study volume adjustment

- Balanced sessions of 70% review + 30% new learning

■ Diverse Learning Methods

- Card Learning: Quickly learn pronunciation, meaning, and definition

- Stroke Order Practice: Write directly on the Canvas and check your score

- 4 Types of Quizzes: Matching pronunciation and meaning, matching meanings, distinguishing similar characters, and identifying radicals

- Intensive Review: Selectively study only weak points and incorrect answers

- Daily Challenge: A 60-second, 5-question speed game

■ Etymology and Advanced

- The story of the 4-stage evolution from Oracle Bone Script → Bronze Script → Small Seal Script → Regular Script

- Radical breakdown animation

- Comparison of similar characters (e.g., 似/以, 大/太/犬, etc.)

■ Practical Hanja Vocabulary · Four-Character Idioms

- Business document, approval, and accounting terms

- Specialized vocabulary for law, administration, litigation, and tax

- General vocabulary for current affairs, politics, economy, and culture

- Everyday language for daily life, emotions, health, and education

- Origin stories for over 400 Four-Character Idioms

■ Smart Home Screen

- New "Hanja of the Day," Four-Character Idioms, and Practical Words provided daily

- Daily learning goal rings and weekly streaks

- Visualization of progress by proficiency level

- Instant access from the lock screen via WidgetKit widget

■ Personalized

- Recommended proficiency levels by grade (Elementary 5th Grade to High School 3rd Grade)

- Support for the three major organizations: the Korean Language Society, the Korean Language Promotion Association, and the Korean Certification Association

- Automatic assignment of starting level via adaptive diagnostic test

- Daily study time settings (5~30 minutes)