How to file Korea NHIS Form 39 after leaving a job
Preview current NHIS Form 39, check the 365-day rule and exact deadline, compare premiums, complete foreign-dependant fields, and learn 24 Korean phrases.
KOREAN FOR LIFE IN KOREA
BSKorean
Understand more.
Live with confidence.
Practical Korean for the moments that shape everyday life, from work and transport to banking, healthcare, and home.
11,353 learning-ready words · 5 support languages
11,353learning-ready words
5support languages
1 · 3 · 7review path
INSIDE THE APP
From a real situation to the words that matter.
Choose what fits your life, study a focused set, and return to difficult expressions before they fade.
- 01
Choose your contextDaily life, construction, factories, travel, and more.
- 02
Learn in focused sessionsMeaning, listening, examples, and practical choices.
- 03
Review with purposeBring difficult words back at the right time.
DESIGNED FOR REAL LIFE
Korean you can use the same day
The complete reviewed catalog is built in, and every session responds to what you need next.
01
All 11,353 words, built in
Study the full catalog in English, Japanese, Vietnamese, Thai, or Indonesian, even when the connection drops.
02
A next word that fits you
Learning sessions choose from your level, recent mistakes, and reviews that are due.
03
Review only what is due
A focused queue brings back the right words on the 1 · 3 · 7-day path while progress stays on your device.
LEARN IN CONTEXT
Not just a word.
The moment you need it.
Learn from your level and recent mistakes, then return only to words whose review time has arrived.
- 11,353 reviewed words in five languages
- Adaptive learning from level and recent mistakes
- Focused review when each word is due
OFFICIAL FORMS
Find the Korean form you need.
Open a practical guide to official forms for work, residence, healthcare, and everyday administration in Korea.
DOWNLOAD
Start learning the Korean you need today.
Build useful language for commuting, work, and everyday life in short, focused sessions.
Scan with your phoneBSKOREAN JOURNAL
Practical Korean Journal
Useful Korean for daily life, work, and settling into Korea, explained in English.
How foreign workers file Korea Form 8 for the 19% flat tax
Preview Korea's current Form 8, test eligibility, compare the ordinary and 19% methods, complete every field, and learn 24 Korean phrases for payroll.
How Foreign Workers Complete Korea Year-End Tax Form 37
Preview the current ten-page employee section of Form 37, complete foreign-worker and deduction fields, attach proof, and use 24 practical Korean phrases.
RELEASE NOTES
What is new in BSKorean
Every release, improvement, and support change is recorded here.
ANDROID
Version 2.4.5
Google sign-in is now required before learning starts. For now, every signed-in Google account is allowed. App access is rechecked with the site, and first-party app launch activity now powers the actual-user dashboard. Your existing learning profile, history, saved words, and review progress remain preserved.
- Release date
- 2026-08-24
- Minimum OS
- Android 8.0
- Build
- 24005
ANDROID · 2026-08-24
v2.4.5
Google sign-in is now required before learning starts. For now, every signed-in Google account is allowed. App access is rechecked with the site, and first-party app launch activity now powers the actual-user dashboard. Your existing learning profile, history, saved words, and review progress remain preserved.
ANDROID · 2026-08-21
v2.4.4
Learn from all 11,353 reviewed words in English, Japanese, Vietnamese, Thai, or Indonesian. Sessions now choose the next word from your level, recent mistakes, and due reviews, and keep working from the built-in catalog when the connection drops. Your 2.4.3 progress is preserved when you update.
ANDROID · 2026-08-21
v2.4.3
BS Korean 2.4.3 improves next-word selection with device-adaptive practice ability, due-only review targets, clearer practice and account level explanations, and complete five-language offline catalog snapshots. It preserves the existing site signing identity and local app data; uninstall is not required.
ANDROID · 2026-07-31
v2.4.2
BSKorean 2.4.2 improves multilingual catalog downloads on slower connections, preserves an active English lesson when changing the learning language, restores locale downloads after relaunch, prevents duplicate rapid-answer recording, and keeps Review navigation in the intended flow. It retains five exact-locale catalogs, Google sign-in, the 2.4.1 learning data during an in-place update, and the same official signing identity.