Comparison

QuizScanner vs 오답노트AI

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

Head to head
About

QuizScanner

Instantly scan test papers and receive AI-powered explanations for each question. Organize problems by subject and focus on incorrect answers for targeted revision. Ideal for students, teachers, and parents seeking smarter study methods.

Highlights
  • Test paper scanning with AI recognition
  • Automatic subject categorization
  • AI-powered question explanations
  • Save wrong answers for review
  • Organized learning experience
Features
Read full description

Quiz Scanner is an innovative study companion that takes your learning experience to the next level. # Key Features * Test Paper Scanning: Take a photo of your test paper with your smartphone, and our AI will instantly recognize and categorize each question. * Subject-Based Categorization: Automatically sorts problems by subject—Math, English, Science, etc.—for more organized learning. * AI-Powered Explanations: Offers clear, detailed explanations for every question, making it easy to understand. * Wrong Answer Notes: Save incorrect answers separately for focused review and revision. # Who Should Use It? * Students seeking efficient, self-directed study * Anyone wanting detailed explanations of problem-solving methods * Test-takers needing help with preparation and review * Teachers and parents looking to support students' learning With Quiz Scanner, you can get expert explanations anytime, anywhere. Download it now and start learning smarter! * Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

About

오답노트AI

This app uses AI to automatically create personalized study notes and practice tests from your incorrect answers. Simply photograph your mistakes, and the AI will transcribe them, organize them by subject, and generate similar problems for further practice. It also offers an AI tutor for instant help and tracks your progress with weekly reports.

Highlights
  • AI-generated study notes from photos
  • Automatic organization by subject and unit
  • Personalized practice tests with similar problems
  • AI tutor for instant help with questions
  • Spaced repetition for review
  • Weekly progress reports
  • Printable PDF test creation
Features
Read full description

찍기만 하세요. 오답노트는 AI가 만듭니다. 틀린 문제를 오려 붙이고 옮겨 적다 보면, 정작 다시 풀 시간이 없습니다. 오답노트AI는 사진 한 장으로 그 과정을 대신합니다. 이렇게 작동해요 • 틀린 문제를 찍고 영역만 맞추면 끝 — 지문과 보기는 AI가 읽어 옮겨 적습니다 • 그래프·도형처럼 눈으로 봐야 아는 값은 맞게 읽었는지 한 번 물어봅니다 • 과목과 단원으로 알아서 정리되고, 다시 볼 때가 되면 올라옵니다 정답부터 보여주지 않아요 • 힌트 → 풀이 방향 → 단계 해설 → 정답 순서로 하나씩 열립니다 • 필요한 만큼만 보고 다시 풀어봐도 됩니다 • 설명 방식과 말투를 고르면 해설도 그 결대로 옵니다 막히면 AI튜터에게 바로 • 공부하다 막힌 문제를 찍어서 바로 물어보세요 — 오답 등록 없이도 됩니다 • 대화는 저장돼요. 어제 하던 질문을 오늘 이어서 할 수 있어요 • 등록해 둔 내 문제를 불러와 이어서 질문할 수도 있어요 복습이 알아서 돌아와요 • 정답을 확인한 문제는 다음 날 "다시 풀 문제"로 돌아옵니다 • 맞히면 3일 뒤 한 번 더, 두 번 연속 맞히면 학습 완료 • 다시 풀 문제가 있는 날 저녁에 알려드려요 (시각 변경·끄기 가능) 같은 문제를 또 푸는 대신 • 숫자와 조건을 바꾼 유사문제를 만들어 줍니다 • 앱이 직접 풀어보고 정답이 맞은 문제만 내보냅니다 내 오답만 모은 시험지 • 틀린 문제만 골라 한 장으로 묶어 시험처럼 풀 수 있어요 • 유사문제로 바꿔 출제하면 채점과 성적표까지 나옵니다 • PDF로 뽑아 인쇄해서 손으로 풀 수도 있습니다 (정답지는 맨 뒤에 따로) 일주일의 노력이 쌓입니다 • 일요일 아침, 한 주 동안 등록하고 복습한 기록을 주간 리포트로 정리해 드려요 • 단원별 오답 수와 며칠째 이어왔는지, 어디가 약한지도 한눈에 오답노트AI Pro (선택 구독) 무제한 오답 정리, 무제한 유사문제, 무제한 AI 질문, 문제지 PDF 추출을 이용할 수 있어요. • 월간(₩9,900) 또는 연간(₩79,000) 자동갱신 구독이며, 기간 종료 24시간 전까지 해지하지 않으면 자동 갱신됩니다 • 결제는 Apple ID 계정으로 청구되며, 구독 관리·해지는 App Store 설정에서 언제든 가능합니다 • 이용약관: https://odapnote.ai.kr/terms • 개인정보처리방침: https://odapnote.ai.kr/privacy

Screenshots

QuizScanner4 screens
오답노트AI4 screens

Verdict

The call

The clearest difference is ads: 오답노트AI at none against QuizScanner's shown. 오답노트AI also leads on update cadence (every 2 days vs fortnightly). QuizScanner's advantage is iOS requirement (16.0 vs 18.0). On price, in-app purchases, monetization model 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. QuizScanner sells 8 in-app purchases, starting at $3.39 per month and 오답노트AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

QuizScanner ships an update fortnightly, 오답노트AI every 2 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
QuizScanner versus 오답노트AI: the parameters behind the verdict, then further details
ParameterQuizScanner오답노트AI
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews—100.0% of reviews
Number of ratings1 — better—
Update frequencyFortnightlyEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size139 MB33 MB
Age rating4+4+
DeveloperJungSu Park2Labs

In-app purchases

8 purchases

QuizScanner

Subscriptions6
  • 1-Month Lite Subscription 100$3.391 Month
  • 1개월 프리미엄 구독권7 Days trial$3.991 Month
  • 1-Month Lite Subscription 200$4.991 Month
Show 3 more
  • 1-Month Premium Subscription$9.991 Month
  • 3-Month Premium Subscription3 Days trial$19.993 Months
  • 1년 프리미엄 구독권7 Days trial$28.901 Year
One-time2
  • 20 Premium Plus Gems$0.99
  • 50 Premium Plus Gems$1.99
2 purchases

오답노트AI

Subscriptions2
  • 오답노트AI Pro 월간$9.991 Month
  • 오답노트AI Pro 연간$79.991 Year

Questions

Is QuizScanner free?
QuizScanner is free to download, with in-app purchases available.
Is 오답노트AI free?
오답노트AI is free to download, with in-app purchases available.
Do QuizScanner or 오답노트AI have ads?
QuizScanner shows ads; 오답노트AI does not.
Which is updated more often, QuizScanner or 오답노트AI?
QuizScanner ships an update fortnightly, and 오답노트AI every 2 days. Most recently, QuizScanner was updated on October 28, 2026 and 오답노트AI on October 31, 2026.

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