TwentyElement vs TOPIK Korean (Learn Korean)

Master the First 20 Elements with Elemental Memory Trainer! Elevate your chemistry knowledge with our interactive learning app. Test and improve your understanding of the periodic table's first 20 elements through engaging memory challenges. Features include: Comprehensive testing across atomic number, mass number, symbols, and groups Detailed performance tracking with precise percentage-based progress Customizable test modes to target your learning needs Intuitive interface designed for students and chemistry enthusiasts Challenge yourself, track your progress, and become a periodic table pro! Perfect for students, educators, and science lovers looking to strengthen their elemental knowledge.

TOPIK Korean — A comprehensive Korean learning app for international learners From the Hangul alphabet to advanced TOPIK (Test of Proficiency in Korean) Level 1-6 vocabulary and real-life conversations. Practice reading, listening, writing, and speaking with a wide range of study modes — all in one app. See every word and example in your own language and learn quickly and easily. 10,000+ words for TOPIK Levels 1-6 · Essential vocabulary organized by level · Pick topics from picture-dictionary categories · Meaning, examples, and pronunciation on one screen Real-life situational conversations · 60 natural dialogues across beginner, intermediate, and advanced · Listen and repeat with translations in your language Start from Hangul — the basics course · 40 lessons from consonants and vowels to everyday expressions · Perfect for complete beginners 100+ essential grammar points · Understand core TOPIK grammar with example sentences Trendy Korean · Slang and buzzwords from K-dramas, K-POP, and social media Smart flashcard learning · Spaced repetition (SRS) to remember longer · Flip the card to reveal the meaning, then rate yourself: Again / Unsure / Got it · Hands-free auto-play mode Many quizzes & practice modes · Multiple-choice word quizzes to check your skills · Vocabulary & grammar mock tests (choose question count and level) · Listening quiz — hear Korean and pick the answer · Dictation — type the sentence you hear · Handwriting — write the Korean word from its meaning · Speaking practice — pronounce and check your accuracy · Conjugation — conjugate verbs and adjectives correctly · Sentence building — arrange words into a sentence · Review mistakes — replay only the words you missed Learning stats & favorites · Track growth with level, XP, and study streak · Dashboard for progress, activity, quizzes, and weak points · Save tricky words to Favorites for focused review · Stay consistent with daily review reminders Natural voice pronunciation (TTS) · Listen to words, example sentences, and conversations in a natural voice Available in 15 languages Korean, English, Japanese, Chinese (Simplified · Traditional), Vietnamese, Thai, Indonesian, Spanish, Malay, Portuguese, German, French, Russian, and Arabic. Learn Korean in your own language. Perfect for · Learners preparing for the TOPIK exam · Anyone drawn to Korean through K-dramas and K-POP · Beginners who want to start from Hangul Start learning for free today and grow your Korean a little every day! * The app is free to download and use, and includes ads. You can remove ads with coins earned in the app.