CJK Characters
RedMoon Lab Education Contains ads
Compare Korean, Chinese, and Japanese characters in one comprehensive app
- Downloads
- 45+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Aug 26
- 2026 · v1.3.0
Screenshots
About CJK Characters
CJK Characters is a professional learning app that lets you explore how the same character differs across Korean, Chinese, and Japanese.
◆ The Same Character, Three Different Ways
Korea mainly preserves traditional character forms, China uses simplified characters (簡體字), and Japan uses modernized forms (新字體). CJK Characters shows you all these differences at a glance.
◆ 10,000+ Characters Included
• Korean: 1,800 characters
• Japanese: 2,136 characters
• Chinese: 3,500+ characters
◆ Powerful Features
✓ Side-by-Side Comparison: View forms, readings, and meanings together
✓ AI-powered Handwriting Recognition: Draw characters to search instantly
✓ Radical Lookup: Browse by 214 radicals for quick discovery
✓ Smart Conversion: Auto-convert between Simplified and Traditional Chinese
✓ Three Learning Modes: Study words, take quizzes, explore phrases
◆ Trusted, Authoritative Data
We've integrated data from 9 respected dictionaries:
• Korean National Institute of Korean Language
• Standard Korean Language Dictionary
• KANJIDIC (Japanese character database)
• Unihan (Unicode CJK Unified Ideographs)
• Make Me a Hanzi (stroke order data)
◆ Works Offline, Everywhere
No internet required. All features work seamlessly without a connection, so you can learn anywhere, anytime.
◆ Multilingual Interface
Use the app in Korean, English, Japanese, or Traditional Chinese.
Explore the depth and diversity of CJK characters!
◆ The Same Character, Three Different Ways
Korea mainly preserves traditional character forms, China uses simplified characters (簡體字), and Japan uses modernized forms (新字體). CJK Characters shows you all these differences at a glance.
◆ 10,000+ Characters Included
• Korean: 1,800 characters
• Japanese: 2,136 characters
• Chinese: 3,500+ characters
◆ Powerful Features
✓ Side-by-Side Comparison: View forms, readings, and meanings together
✓ AI-powered Handwriting Recognition: Draw characters to search instantly
✓ Radical Lookup: Browse by 214 radicals for quick discovery
✓ Smart Conversion: Auto-convert between Simplified and Traditional Chinese
✓ Three Learning Modes: Study words, take quizzes, explore phrases
◆ Trusted, Authoritative Data
We've integrated data from 9 respected dictionaries:
• Korean National Institute of Korean Language
• Standard Korean Language Dictionary
• KANJIDIC (Japanese character database)
• Unihan (Unicode CJK Unified Ideographs)
• Make Me a Hanzi (stroke order data)
◆ Works Offline, Everywhere
No internet required. All features work seamlessly without a connection, so you can learn anywhere, anytime.
◆ Multilingual Interface
Use the app in Korean, English, Japanese, or Traditional Chinese.
Explore the depth and diversity of CJK characters!
What’s new
Version 1.3.0 · Updated August 26, 2026
🎉 What's New Since v1.0 📚 Idioms: dictionary, search, favorites, decks, SRS quiz 🀄 Chinese tab: HSK 3.0 grading (3,000 chars) 🌏 Expanded KO/CN/JA/EN meanings for 5,000+ chars ✍️ Smoother scrolling, stroke-order polish 🔒 GDPR ad consent (UMP) 🐛 Multiple crash fixes
Alternatives to CJK Characters
Looking for apps like CJK Characters? Here are 6 similar Android apps on Google Play. All of them are free to download.
-
매일매일 일본어 단어
-
매일매일 영단어
-
TOPIK Korean (Learn Korean)
-
Daily Sudoku
-
Smart Trivia
-
Memory Game - Brain Training
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| CJK Characters | – | Free | 10+ | Aug 26, 2026 | |
| 매일매일 일본어 단어 | – | Free | 5+ | Sep 14, 2026 | Compare |
| 매일매일 영단어 | – | Free | 10+ | Sep 16, 2026 | Compare |
| TOPIK Korean (Learn Korean) | – | Free | 100+ | Sep 19, 2026 | Compare |
| Daily Sudoku | – | Free | 10+ | Sep 21, 2026 | Compare |
| Smart Trivia | – | Free | 10+ | Jun 4, 2026 | Compare |
| Memory Game - Brain Training | – | Free | 10+ | Sep 22, 2026 | Compare |
Compare CJK Characters with the top alternatives: ratings, updates, ASO score and keyword gaps →