Solve vs 개념원리ai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solve
This app offers free past exam papers for various subjects and allows users to access popular workbooks digitally. It features automatic grading and integrated note-taking for efficient studying, eliminating the need to flip between books and answer keys.
- Free past exam papers
- Digital workbooks
- Automatic grading
- Integrated note-taking
- Problem and solution on one screen
- iPad and Apple Pencil support
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Solve turns your PDFs, photos and blank pages into notebooks you can write on. Open a worksheet, a lecture handout or a scanned page, pick up your Apple Pencil, and work right on top of it. START WITHOUT AN ACCOUNT Open the app and you're on Home. There is no sign-up screen to get through. You can import files and create notes right away, and everything you make is saved on your device. BRING YOUR OWN MATERIAL • Import PDFs from Files, iCloud Drive or Google Drive • Turn photos from your library into note pages, one page per photo • Scan paper pages with your camera • Start a blank note whenever you need scratch space Each import becomes a note you can write on. WRITE THE WAY YOU WOULD ON PAPER • Pen, pencil, fountain pen, brush and calligraphy styles • Highlighter for marking what matters • Eraser and lasso to fix and move your writing • Shapes and a laser pointer Solve is built for iPad with Apple Pencil and also runs on iPhone. FREE CHAPTERS TO PRACTICE ON Home recommends free textbook chapters to practice on, including OpenStax Psychology, American Government and Statistics. Preview a chapter, add it to your Library, and write on its pages. Each chapter shows its original attribution and license, and you can hide the recommendations in Settings. The chapters include practice questions. Tap an answer to check it, then read the explanation. Explanations prepared with AI are labeled on screen. When you're signed in, an AI study coach can give you hints on those questions. YOUR ACCOUNT, YOUR CALL Create an account with Apple, Google or email when you want one. Sign out or delete your account any time from Settings. If you never sign in, your notes stay only on this device. MAKE IT YOURS • Light, dark or system appearance • Language & Region: choose your region in Settings, and set the app's language from iOS Settings NO PURCHASES Solve does not sell anything in the app. QUESTIONS OR FEEDBACK We'd love to hear from you: contact@testbank.ai Privacy Policy: https://policy.solve.im/privacy/en Terms of Service: https://policy.solve.im/terms/en OpenStax is a trademark of Rice University, which is not affiliated with and does not endorse this app.
개념원리ai
This app combines a popular math textbook with AI to offer personalized learning. It provides free assessments with detailed explanations, allows users to create custom problem notes, and features a ranking system for friendly competition. Prepare for exams with AI-predicted questions and access a vast problem bank for all middle and high school levels.
- Personalized assessments with free detailed explanations
- Customizable problem notes for focused review
- AI-predicted exam questions based on school and curriculum
- Extensive problem bank for all grades
- Interactive ranking system and missions for motivation
- Study groups and Q&A for collaborative learning
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"수학이 쉬워지는 습관, 개념원리ai" 중고등학교 1등 수학 참고서 개념원리와 AI의 만남! [평가] 완벽한 단원별 평가와 무료 해설 서비스 원하는 단원의 평가를 진행하고, 상세한 강의와 해설까지 제한없이 모두 무료로 제공받아요. 내 수준에 맞는 맞춤 평가로 실력을 정확히 진단하고, 부족한 부분은 즉시 보완할 수 있어요. 평가 후 제공되는 전문 강사의 해설 강의로 틀린 문제도 완벽하게 이해할 수 있습니다. [문제 노트] 나만의 맞춤형 학습 시스템 중요한 문제를 저장하여 나만의 문제 노트를 만들어보세요. 저장된 문제는 여러 난이도로 추가 학습이 가능하며, 해당 문제와 관련된 기본 개념부터 심화문제까지 모두 마스터할 수 있어요. 약점 문제를 집중 관리하여 효율적인 복습이 가능합니다. [랭킹] 친구들과 함께하는 즐거운 수학 경쟁 친구들과 다양한 미션을 통해 포인트를 획득하고 순위를 겨뤄보세요. 일일 문제 풀기, 연속 학습일 달성, 정답률 향상 등 재미있는 미션으로 동기부여를 받을 수 있어요. 랭킹 시스템으로 학습에 대한 성취감과 경쟁심을 동시에 자극합니다. [AI기출] 이번 시험에 뭐 나올지 개념원리ai가 다 찍어드려요! 학교와 시험 범위를 입력하면, 우리 학교 예상 시험문제를 다운로드 받을 수 있어요. 답을 입력하면 자동 채점과 취약 단원 분석까지 한 번에! 약점 문제는 무제한으로 풀어보며 내신을 완벽하게 대비하세요. [교재 학습] 22개정 콘텐츠 업데이트 완료! 전국 중고등학생 선행 필수 교재, 개념원리와 RPM을 개념원리ai에서 만나보세요. 개념 강의부터 연산 훈련, 유형 학습까지! 최고의 수학 전문가가 제안하는 커리큘럼대로 따라가다보면 누구나 수학을 정복할 수 있어요. [문제은행] 12만개 문제로 실력과 자신감 UP 중1부터 고3까지, 모든 학년의 수학 커리큘럼을 한 앱에서! 원하는 학년과 단원의 다양한 문제를 풀어보며 체계적으로 실력을 쌓을 수 있어요. 쉬는 시간에 가볍게 풀 수 있는 OX 퀴즈부터 기출 변형 고난이도 문제까지 만나보세요. [질문답변 & 스터디그룹] 혼자 공부하기 힘들 땐, 친구들과 함께! 질문답변 게시판에서 어려운 문제는 물어보고, 쉬운 문제는 설명하며 수학 실력을 쑥쑥 올려보세요. 스터디그룹에서는 실시간으로 친구들과 문제를 공유하고, 공부 팁을 나눌 수 있어요. 함께 공부하면 더 오래, 더 즐겁게 할 수 있으니까요! - 문의하기 Email: edupanions@gmail.com | Tel: 02-3415-0763
Screenshots
Verdict
The clearest difference is ads: 개념원리ai at none against Solve's shown. 개념원리ai also leads on monetization model (free vs ad-supported) and review sentiment (95% vs 86%). Solve's advantage is update cadence (every 4 days vs fortnightly). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Solve ships an update every 4 days, 개념원리ai fortnightly. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.
| Parameter | Solve | 개념원리ai |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (5 ratings) — better |
| Positive reviews | 85.7% of reviews | 95.1% of reviews — better |
| Number of ratings | — | 5 — better |
| Update frequency | Every 4 days — better | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 154 MB | 153 MB |
| Age rating | 12+ | 4+ |
| Developer | Testbank Inc. | (주)개념원리 |
Customer experience
Solve
개념원리ai
In-app purchases
Solve
No in-app purchases
개념원리ai
No in-app purchases






