The Hangul Studio

Learn Korean,
beautifully.

From your first Hangul letter to TOPIK fluency - Hanguljo blends smart SRS flashcards, natural conversation practice, and a calm, distraction-free design.

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Why Hanguljo

Everything you need to read, write & speak

Thoughtful tools that make studying Korean feel light and rewarding.

Hangul foundations

Master every consonant and vowel with guided breakdowns, stroke order, and clear native-audio pronunciation.

Smart SRS review

A 7-stage spaced-repetition garden schedules each word and grammar point exactly when you're about to forget it.

Conversation practice

Real-life dialogues by TOPIK level with play-along audio and shadowing - speak out loud and build natural rhythm.

TOPIK 1–6

Structured lessons covering vocabulary, grammar and particles, unlocking step by step as you progress.

On-device OCR

Point your camera at Korean text to look up words instantly. Images are processed on your device and never uploaded.

Calm by design

A soft, focused interface with light and dark modes, gentle animations, and zero noisy interruptions.

Home & lock screen widgets

A Korean word on your lock screen and home screen all day — learning in the moments you already look at your phone.

Interactive quiz widget

Answer a quick question right on your home screen, without opening the app. Thirty seconds, many times a day.

Dictation from real videos

60 lessons and 496 sentences from real Korean videos, TOPIK 1–6. Listen, rebuild each sentence, replay and slow down.

Learn from any video

Paste a link to any Korean video — every spoken line becomes words you can tap, understand and save to your deck.

Hanja roots & memory hooks

1,432 Hanja with a memory hook each. Learn 學 once and 학교, 학생 and 과학 fall into place.

Sentence analyser

Type or paste any Korean sentence: Hanguljo splits it into words and detects the grammar patterns inside.

The complete toolkit

Everything inside Hanguljo

Twenty-two tools that take you from your first Hangul letter to TOPIK 6 — reading, speaking, listening to real Korean, and remembering it for good. Tap a group to explore.

439TOPIK 1–6 lessons
6,718words with audio
1,432Hanja roots
139conversations
60dictation lessons

Hangul foundations

Every vowel and consonant, how syllable blocks are built, stroke order and native audio — reading Korean within days.

TOPIK 1–6 vocabulary

6,718 words in 439 lessons, each with audio and example sentences, unlocking level by level.

Grammar & particles

Every grammar point and particle by TOPIK level, with worked examples and the mistakes to avoid.

Hanja roots & memory hooksNew

1,432 Hanja with a memory hook each — learn 學 once and 학교, 학생 and 과학 fall into place.

Conversation (회화)

139 real-life dialogues from TOPIK 1 to 6 with play-along highlighting and a quiz after every scene.

Shadowing

Say each line out loud — speech recognition checks your pronunciation and shows what to retry.

DictationNew

60 lessons and 496 sentences from real Korean videos, TOPIK 1–6: listen, rebuild each sentence, replay and slow down.

Learn from any videoNew

Paste a link to any Korean video: every spoken line is split into words you can tap, understand and save.

Tests after every lesson

Flip cards, meaning, listening and fill-in questions that check you can recall it, not just recognise it.

On-device OCR

Point your camera at Korean text — signs, menus, webtoons — and look up every word. Images never leave your phone.

Sentence analyserNew

Type or paste any sentence: Hanguljo splits it into words and detects the grammar patterns inside.

Lock screen widgetNew

A Korean word on your lock screen all day — learning without opening the app.

Home screen widgetNew

Your words on the home screen, one tap away from their lesson.

Interactive quiz widgetNew

Answer a quick question right on your home screen. Thirty seconds, many times a day.

Lesson of the day

One hand-picked lesson every day, so you never open the app wondering where to start.

7-stage SRS garden

Every word and grammar point grows from seed to ancient tree, reviewed right before you would forget it.

Gentle review reminders

Reminders when reviews are due that respect your sleep — never between 10 pm and 8 am.

Collections & favouritesNew

Build your own decks from lessons, scans and videos, star favourites, and quiz yourself on any collection.

Statistics & streaks

See what you know, what is due and how your streak is growing, at a glance.

Cloud sync

Your progress is saved to your account and follows you to every device.

Light & dark mode

A soft pink interface by day, a calm dark one by night — no noisy gamification.

One Premium, three apps

A single Premium unlocks Hanguljo, Kanjijo (Japanese) and Hanzijo (Chinese).

Free to download on iPhone. Start today, at your own pace.

Download Hanguljo Free
Learn in the gaps of your day

Korean on your lock screen, not just in the app

You already look at your phone dozens of times a day. Hanguljo turns those glances into tiny reviews — so a word you learned this morning is still there tonight.

  • 잠
    Lock screen widgetA Korean word with its romanisation and meaning, right under the clock.
  • 홈
    Home screen widgetYour current words next to your apps — tap one to open its lesson.
  • 문
    Interactive quiz widgetAnswer a question on the home screen itself. No app to open, no streak to protect — just thirty seconds of Korean.
  • 싹
    Fed by your SRS gardenWidgets only show words you have already studied — and every answer on the quiz widget counts as a real review.
Also learning Japanese?

Meet Kanjijo - master Japanese the same smart way

JLPT N5–N1 Kanji, vocabulary, grammar, reading & listening with smart SRS flashcards, OCR scanning, widgets and exclusive mnemonics - from the makers of Hanguljo. One premium account also unlocks Kanjijo. Visit kanjijo.com →

Download on theApp Store
Coming soon onGoogle Play
Also learning Chinese?

Meet Hanzijo - master Mandarin the same smart way

HSK 1–9 Hanzi, pinyin, tones, vocabulary, grammar, reading & listening with smart SRS flashcards, OCR scanning, widgets and exclusive mnemonics - from the makers of Hanguljo. One premium account also unlocks Hanzijo. Visit hanzijo.com →

Download on theApp Store
Coming soon onGoogle Play

Start your Korean journey today

One Premium unlocks Hanguljo, Hanzijo & Kanjijo with a single account.

Download on the App Store Google Play - coming soon