All 11,353 reviewed words are built into BSKorean for English, Japanese, Vietnamese, Thai, and Indonesian learners.
01
The complete catalog is built in
Learn all 11,353 reviewed words with explanations in any of the five supported languages.
02
Each session adapts to you
The next word is chosen from your level, recent mistakes, and reviews that are due.
03
Review only what is due
Focused review uses the 1 · 3 · 7-day path and keeps already completed items out of the way.
04
Keep learning offline
When a connection drops, the built-in catalog keeps learning and review available.
05
Update without losing progress
Moving from 2.4.3 to 2.4.4 preserves learning progress, answer history, and review state.
See the current 2.4.4 experience

A clear next step
Open the app and see what to learn or review next, along with your current TOPIK path.

Shape a session around your goal
Choose general, TOPIK, situation, saved, or weak words and set a focused session size.

Keep going when the connection drops
The built-in catalog keeps the current learning flow available without switching to a smaller fallback list.

Focus on words due today
The review screen shows the due queue, mistake type, and current review stage before you begin.

Keep your learning history
Device progress remains visible and is preserved when you update from 2.4.3 to 2.4.4.
Built for learners living and working in Korea
- 11,353 words with explanations in each of five supported languages
- Review timing follows the 1 · 3 · 7-day path
- Updating from 2.4.3 to 2.4.4 preserves progress and review state
