DoubleDive vs 오답노트AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DoubleDive
This app uses AI to help students understand complex problems by breaking them down step-by-step and engaging them with questions. It supports a wide range of subjects and standardized test preparation, offering personalized learning experiences.
- AI-powered step-by-step problem solving
- Interactive questioning for understanding
- Supports various subjects and standardized tests
- Voice interaction for clarification
- Practice problem generation
- Personalized learning notebook
- Multilingual support
Read full descriptionHide full description
Take a photo of any problem. DoubleDive reads it, works it out step by step, and then teaches it back to you the way a tutor does — by asking questions until it clicks, instead of handing over an answer to copy. ACCURACY YOU CAN CHECK A perfect score on the 2026 SAT math questions. A perfect ACT Composite of 36. 25 out of 25 on the F=ma physics exam. This is not a chatbot guess: it is the same solving engine that runs inside this app, scored on every question of each released exam. WHY ONE SUBSCRIPTION IS ENOUGH DoubleDive puts several frontier AI models on your problem, then makes them check each other and vote before you ever see an answer. One subscription instead of three. WHAT YOU CAN DO • Snap any problem — printed, handwritten, or straight off a screen. The tutor works out the subject on its own. • Follow every step, properly typeset, the night before a test — not just the final answer. • Talk it out loud. Say where you are stuck and the voice tutor answers back. • Write on the canvas and it reads your work. Wrote "> 0" where it should be "= 0"? You get a question, not the answer. • Photograph a textbook page and get a fresh practice set, split into easy, medium and hard, with answers. • Everything you got wrong lands in one notebook, each saved hint and concept with its own practice exercise. MAKE IT YOURS 10+ skins, 10+ handwriting fonts, dark or light — and your own photo as the background. Three taps into Settings. Text size scales along with it. ALGEBRA TO ORBITALS Pre-Algebra, Algebra I and II, Geometry, Precalculus, Calculus, Statistics, Physics, Chemistry and Biology — plus SAT, ACT and AP prep. Snap anything on the page and the tutor figures out the subject. A TUTOR THAT MEETS YOU WHERE YOU ARE DoubleDive works out the level a problem is written for and solves it with methods you have actually been taught. No calculus shortcuts on an algebra worksheet. FOR PARENTS Study logs show what your student worked on, what they have got down, and where they keep slipping — so you can see progress without hovering. 50 LANGUAGES Set the language once and the whole app follows — menus, hints and explanations, not just the interface. CURRICULUM COVERAGE Content spans grade 1 material through grade 12, so the same app keeps up as the coursework gets harder. Questions or feedback? Reach us any time at support@doubledive.ai Subscription details · DoubleDive AI Pro — auto-renewing monthly subscription (US$14.99 / month) · Renews automatically unless cancelled at least 24 hours before the period ends. · Manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://doubledive.ai/privacy
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.
- 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
Read full descriptionHide 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
Verdict
The clearest difference is in-app purchases: 오답노트AI at none against DoubleDive's 2. DoubleDive's advantage is update cadence (daily vs every 2 days) and iOS requirement (15.1 vs 18.0). On price, ads, 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
Both are free to download. DoubleDive sells 2 one-off in-app purchases. 오답노트AI asks for nothing beyond the download.
DoubleDive ships an update daily, 오답노트AI every 2 days. Both last shipped on October 7, 2026.
| Parameter | DoubleDive | 오답노트AI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Daily — better | Every 2 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 82 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | LEVELUP AI GROUP LLC | 2Labs |
Customer experience
DoubleDive
오답노트AI
In-app purchases
DoubleDive
- 20 Credits$4.99
- 50 Credits$10.99
오답노트AI
No in-app purchases









