m3.com 電子書籍 vs みんなde心電図
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
m3.com 電子書籍
Access and search over 13,000 medical e-books, including drug references and treatment guides. Carry your entire medical library on your iPhone or iPad for offline viewing and quick cross-referencing.
- 13,000+ medical e-books
- Cross-book search
- Incremental search
- Inter-book linking
- Offline reference
- Notes, bookmarks, marking
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m3.com 電子書籍は「今日の治療薬」「イヤーノート」「サンフォード感染症治療ガイド」など、13,000冊を超える医学書を閲覧・検索できる、医療分野に特化した電子書籍アプリです。 何冊もの重い医学書を持ち歩くことなく、iPhone/iPad だけでいつでも・どこでも閲覧できます。 m3.com 電子書籍は医学書の閲覧はもちろん、アプリ内のすべての書籍を横断した検索、文中語句の検索や薬剤名、疾患名などによる書籍間リンク機能も搭載。 医師・研修医・医学生・看護師・薬剤師・PT/OT、すべての医療従事者をサポートいたします。 ◇ アプリの主な特長 ・複数の書籍に対する横断検索 ・高速なインクリメンタルサーチ ・薬剤、疾患名等での書籍間リンク機能 ・院内でも安心のオフライン参照 ・メモ・ブックマーク、マーキング機能 ◇ まずは体験版をお試し下さい m3.com 電子書籍は書籍の体験版が無料でダウンロードできます。 会員登録はこちらから。 https://www.m2plus.com/signup ◇ iPhoneとiPadで使える 1つの書籍につき"最大3台の端末"でご利用が可能です。 異なるOSとの組み合わせももちろん可能です。 ◇ 機種変更は何度でも可能です 機種変更に伴う書籍の移動は無制限。 古い端末でライセンスを解除するだけでご利用いただけます。 ※重要 iOSの仕様上、端末の初期化やアップデート時、 または故障や機種変更などによるご利用端末の変更時に、 iTunesのバックアップから書籍は復元されません。 上記の際は再度書籍のダウンロードが必要です。 メモやブックマーク等の情報に関しましては、 復元によって引き継がれますのでご安心下さい。
みんなde心電図
Master ECG interpretation with over 1,100 practice questions across 8 categories. Features multiple quiz modes, detailed explanations for every question, and comprehensive lectures from basic to advanced levels. Ideal for healthcare professionals and students preparing for ECG examinations.
- Over 1,100 ECG practice questions
- 8 distinct learning categories
- Quick and Endless quiz modes
- Detailed step-by-step explanations
- Beginner and advanced lecture modes
- Covers various ECG findings and conditions
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The ultimate ECG learning app! Explore 1,600+ questions across 8 categories, with difficulty-based quizzes, ECG certification exam prep*, Japanese national exam-level questions, detailed explanations, AI skill assessment, performance tracking, and nationwide rankings. Built for anyone who wants to practice more ECGs. Every question teaches a systematic, reproducible approach to interpretation. More questions are coming! 【About】 For medical students, nurses, clinical laboratory technologists, residents, physicians, cardiologists, and all healthcare professionals. 【Quiz Modes】 • Level Mode: Progress from basic to advanced ECGs. • Quick Mode: Solve 5 questions from one category or all 8. • Endless Mode: Keep practicing as long as you like. No time limits. Learn at your own pace. 【TURBO】 Go further with advanced questions, exam preparation, analytics, and competition. • Master Level: Challenge the toughest ECGs. • Certification Exam Mode: Practice in the style of Japan's JHRS ECG Certification Exam.* • Medical Licensing Exam: Japanese national exam-level ECG questions. • Clinical Laboratory Technologist Exam: Japanese national exam-level practice. • Performance Analytics: Track accuracy, strengths, and weaknesses by category. • AI Skill Assessment: Estimate your ECG level from your results. • Favorites: Save questions for later review. • Time Attack: Train speed and accuracy. • Nationwide Rankings: Compete across Japan. • Creator Mode: Earn 2× EXP for contributing questions. • More Content: Additional TURBO questions and eligible future features are planned. 【Lecture Mode】 Learn ECG fundamentals and step-by-step interpretation, from beginner to advanced. Learn, practice, review, and improve—all in one app. 【8 ECG Categories】 • Basic findings: normal ECG, axis deviation, rotation • Conduction disorders: RBBB, LBBB • Bradyarrhythmias: sinus bradycardia, sinus arrest, AV block • Supraventricular arrhythmias: sinus tachycardia, PACs, AF • Ventricular arrhythmias: PVCs, VT, VF • Arrhythmia syndromes: WPW, long QT, Brugada • Ischemic heart disease: acute MI patterns • Other conditions: dextrocardia, low voltage, hyperkalemia, ARVC 【From the Developer】 I created this app to help people solve as many ECG questions as possible. Each question aims to teach not just the correct answer, but a method you can apply to future ECGs. The app keeps evolving with new questions and tools for learning, exam preparation, and skill assessment. Ryoma Kamei 【Disclaimer】 For ECG education only; not for self-diagnosis or self-treatment. Medical knowledge changes over time. Consult qualified professionals for clinical decisions. The developer assumes no liability for decisions, actions, or losses arising from app use. LITFL ECGs are used under CC BY-NC-SA 4.0. Original questions and explanations are copyrighted; unauthorized reproduction is prohibited. *The ECG Certification Examination (心電図検定) is a registered trademark of the Japanese Heart Rhythm Society (JHRS). This app is not affiliated with or endorsed by JHRS. 【Developer Profile】 Highest exam grade – 7th JHRS ECG Certification Exam: Passed Highest exam grade – 8th JHRS ECG Certification Exam: Passed Highest exam grade – 9th JHRS ECG Certification Exam: Passed JHRS ECG Quiz Championship 2024 – Outstanding Performance Award 88th JCS Annual Scientific Meeting – ECG Quiz Outstanding Performance Award Highest exam grade – 10th JHRS ECG Certification Exam: Passed JHRS ECG Quiz Championship 2025 – Outstanding Performance Award Passed Japan’s National Medical Practitioners Examination General Medicine In-Training Examination (GM-ITE) – 1st Place Overall Highest exam grade – 11th JHRS ECG Certification Exam: Passed Ryoma Kamei X: @ryoma0613 EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ecgquiz-36c60.web.app/privacy.html
Screenshots
Verdict
The clearest difference is review sentiment: みんなde心電図 at 97% against m3.com 電子書籍's 0%. みんなde心電図 also leads on rating (5.0 vs 4.5) and ads (none vs shown). m3.com 電子書籍's advantage is in-app purchases (none vs 12) and ratings volume (4 vs 1). On price, update cadence, device support and iOS requirement 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. みんなde心電図 sells 12 in-app purchases, starting at $0.99 per 7 days. m3.com 電子書籍 asks for nothing beyond the download.
みんなde心電図 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 0% of m3.com 電子書籍's written reviews are positive against 97% of みんなde心電図's.
m3.com 電子書籍 ships an update every 3 weeks, みんなde心電図 fortnightly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | m3.com 電子書籍 | みんなde心電図 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 96.9% of reviews — better |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 28 MB | 139 MB |
| Age rating | 17+ | 12+ |
| Developer | M3, Inc. | Ryoma Kamei |
Customer experience
m3.com 電子書籍
みんなde心電図
Bugs and requests
m3.com 電子書籍
Not enough reviews yet to summarise bugs or requests.
みんなde心電図
Reported bugs
1 issue- iPad screen does not rotate to landscape
Requested features
6 requests- Ability to check/mark incorrect or personally checked questions
- Indication of questions not yet solved
- Screen splitting for note-taking
- Mock exam feature
- Ability to review previously answered incorrect questions
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- Option to turn off background sound
In-app purchases
m3.com 電子書籍
No in-app purchases
みんなde心電図
- TURBO解放 お試しプラン$0.997 Days
- TURBO解放 限定オファー1 Month trial$2.991 Month
- TURBO解放 隠しプラン1 Month trial$2.991 Month
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- TURBO解放 通常プラン$2.991 Month
- TURBO解放 年額プラン$22.991 Year
- 応援プラン$1.99
- 開発支援プラン$3.99
- 感謝御礼プラン$6.99
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- デジタル手書き感謝状プラン$39.99
- 開発サポーター掲載プラン$69.99
- 協賛プラン(ゴールド)$199.99
- 協賛プラン(プラチナ)$349.99









