Comparison

클래스카드 vs Chappy

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

Head to head
About

클래스카드

Features
Read full description

▶ 대한민국 영어쌤 1/3이 선택한 스마트 단어장! ◀ 1. 11만명의 영어 선생님, 230만의 학생들이 이용중 ▶ 클래스카드 기능 (선생님) 1. 학생들이 더 즐거워하는 과학적인 3단계 암기학습 2. NE능률, 웅진 등 국내 No.1 출판사 출간 700권 교재수록 공식 단어장 무료제공 3. 자동 출제되고, 집에서 응시 가능한 시험기능, '테스트' 4. 학생 학습기록과 시험결과는 리포트로 실시간 확인 5. 단어/문장 스피킹, 연습문제 풀이, 듣기연습 및 딕테이션 학습까지 6. 학생 성적표, 녹음결과는 카톡으로 편리하게 전송 ▶ 클래스카드 기능(학생) 1. 선생님께서 주신 세트로 암기하고 테스트 제출! 2. 한 손으로 넘기다 보면 어느새 암기되는 과학적 학습 3. 학습 후에는 '테스트'로 목표점수까지 도전! 4. 일단 세트를 다운로드 받으면 데이터요금 걱정없는 오프라인 학습모드 클래스카드는 선생님의 소중한 시간을 줄여드리고, 우리반 학생들에게 효과적인 암기학습을 제공합니다. ※참고 사항 클래스카드 앱 사용 중에 문제가 발생할 경우, ‘메뉴-고객센터 문의하기’를 이용하면 최대한 빠른시간내 서비스를 받을 수 있습니다. 다른 사항에 대해서 아래로 문의주세요. 회사 이메일 : service@classcard.net

About

Chappy

Snap a photo of your homework problem and get instant answers with an AI tutor. This app provides immediate explanations for questions, helping you understand concepts without waiting for a teacher. Simply take a picture, crop it, and receive your solution.

Highlights
  • AI-powered problem solver
  • Instant answers
  • Photo recognition for questions
  • Immediate explanations
  • Homework assistance
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Don't wait any longer for your teacher to solve the problem. Take a picture of the problem and find the answer by the AI tutor. Chappy provides immediate explanation of the question using AI model. Take a picture of the question, crop it, and check the answer. We're working hardly to improve the app. If you have any suggestions or questions, please email at any time. ---- ■ Email: bethechappy@gmail.com ■ Privacy Policy: https://chappylabs.com/privacy/policy

Screenshots

클래스카드4 screens
Chappy4 screens

Verdict

The call

The clearest difference is ads: 클래스카드 at none against Chappy's shown. 클래스카드 also leads on update cadence (every 4 days vs every 4 weeks) and review sentiment (70% vs 44%). On price and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

클래스카드 ships an update every 4 days, Chappy every 4 weeks. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

Scorecard5 real differences · 5 level
클래스카드 versus Chappy: the parameters behind the verdict, then further details
Parameter클래스카드Chappy
PriceFreeFree
Rating4.3 (207 ratings) — better—
Positive reviews69.9% of reviews — better44.0% of reviews
Number of ratings207 — better—
Update frequencyEvery 4 days — betterEvery 4 weeks
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better18.0
Further details — not scored
Size75 MB38 MB
Age rating4+4+
DeveloperCLASSCARD, Inc.Saerom Shin

Customer experience

클래스카드

All ratings207 ratings
Positive79.7%
Neutral5.3%
Negative15.0%
Written reviews73 reviews
Positive69.9%
Neutral5.5%
Negative24.7%

Chappy

Written reviews50 reviews
Positive44.0%
Neutral2.0%
Negative54.0%

In-app purchases

None

클래스카드

No in-app purchases

None

Chappy

No in-app purchases

Questions

Is 클래스카드 free?
클래스카드 is free to download, with no in-app purchases.
Is Chappy free?
Chappy is free to download, with no in-app purchases.
Do 클래스카드 or Chappy have ads?
Chappy shows ads; 클래스카드 does not.
Which is updated more often, 클래스카드 or Chappy?
클래스카드 ships an update every 4 days, and Chappy every 4 weeks. Most recently, 클래스카드 was updated on September 23, 2026 and Chappy on September 19, 2026.

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