Comparison

우리말 공부 vs K

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

우리말 공부

This app offers a comprehensive collection of Korean language learning content, including spelling, pronunciation, spacing, vocabulary, and idioms. It features detailed explanations and covers the latest linguistic regulations, with over 8000 practice questions.

Highlights
  • Spelling, pronunciation, and spacing practice
  • Vocabulary and idiom learning
  • Detailed explanations and linguistic regulations
  • Topic and step-by-step problem solving
  • Keyword search function
  • Progress tracking with accuracy display
  • Dark mode support
Features
Read full description

■ 개발자를 만나다 선정 ■ 오늘의 앱 선정 ■ 우리말 공부 종합판 별책의 우리말 공부 시리즈를 오롯이 모았습니다. 틀리기 쉬운 맞춤법, 표준 발음, 띄어쓰기, 우리말 어휘, 사자성어 등 다양한 유형의 우리말 관련 문제들을 한 화면에서 풀어 보세요. 모든 문제는 전문 편집자들이 꼼꼼히 준비하고, 국립국어원의 최신 개정 어문 규정을 신속하게 반영합니다. 문제마다 상세한 해설은 물론 관련 어문 규정까지 수록했습니다. ■ 기존 낱개 앱과의 차이점 낱개 앱은 터치를 통한 고유의 문제 풀이 방식이 있습니다. 공부의 재미를 느끼게 하는 요소입니다. 통합 앱은 낱개 앱의 모든 콘텐츠를 한 화면에서 신속하고 효율적으로 이용할 수 있도록 했습니다. 문제 풀이 방식이 한두 가지로 통일되어 있습니다. 현재 콘텐츠 면에서는 속담과 숙어를 제외하고 동일합니다. ■ 주요 기능 *iPad 지원(가로 모드, 분할 모드) *체계적 학습을 위한 주제별, 토픽별 문제 풀이 *꾸준한 학습을 유도하는 단계별 문제 풀이 *충실한 해설 및 관련 어문 규정 수록 *키워드 검색 기능 *학습 성취도를 확인할 수 있는 정답률 표시 *오늘의 맞춤법 위젯 *다크 모드 지원 ■ 제공 콘텐츠 *우리말 공부 시리즈(현재 총 8000여 문제) -한글 맞춤법 -표준 발음법 -띄어쓰기 -우리말 어휘 -사자성어 -외래어 표기 -우리말 속담 -우리말 숙어 문의: info@byeol.co

About

K

Features
Read full description

Master Korean spacing rules through the traditional Wongoji (grid paper) format! SpacingWords helps you systematically learn Korean spacing rules using the familiar 10-column grid paper format from Korean schools. Key Features: • Authentic 10-column Wongoji interface • Difficulty-based problems (Beginner, Intermediate, Advanced, Expert) • 8 categories (Daily Life, Nature & Travel, Food & Health, Learning & Growth, Current Events & Economy, Academic & Humanities, Law & Administration, Classics & Proverbs) • Real-time scoring with correction symbols (⌒ connect, ∨ add space) • Error pattern analysis to identify weaknesses • Badge system for motivation • Streak tracking for consistent learning habits Why SpacingWords? Rule-based analysis without AI dependency Learn offline, anytime, anywhere Traditional Wongoji format for authentic experience Immediate feedback for effective learning Perfect for: Korean learners struggling with spacing Job seekers, professionals, teachers Foreigners learning Korean Anyone committed to proper Korean orthography Proper spacing conveys professionalism and trustworthiness. Start mastering it today! For support or inquiries, please contact us at support@sigirang.com.

Screenshots

우리말 공부4 screens
K4 screens

Verdict

The call

The clearest difference is ads: 우리말 공부 at none against K's shown. 우리말 공부 also leads on iOS requirement (16.0 vs 18.6). K's advantage is update cadence (every 3 days vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 우리말 공부 sells 1 one-off in-app purchase and K sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

우리말 공부 ships an update every 2 months, K every 3 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
우리말 공부 versus K: the parameters behind the verdict, then further details
Parameter우리말 공부K
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews84.3% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS16.0 — better18.6
Further details — not scored
Size36 MB41 MB
Age rating4+4+
Developer별책Been KyoungSik

In-app purchases

1 purchases

우리말 공부

One-time1
  • 무제한 이용권$2.99
4 purchases

K

One-time4
  • 광고 제거 한달권$0.49
  • AI 설명권 100회$0.49
  • AI 설명권 한달 무제한$1.99
Show 1 more
  • 광고 제거 1년권$1.99

Questions

Is 우리말 공부 free?
우리말 공부 is free to download, with in-app purchases available.
Is K free?
K is free to download, with in-app purchases available.
Do 우리말 공부 or K have ads?
K shows ads; 우리말 공부 does not.
Which is updated more often, 우리말 공부 or K?
우리말 공부 ships an update every 2 months, and K every 3 days. Most recently, 우리말 공부 was updated on October 20, 2026 and K on October 24, 2026.

Other comparisons