Instant ECG Downloads & RevenueInstant ECG - Mastery of EKG · App Store
Instant ECG - Mastery of EKG is #37 in Medical Paid in United States and charting in 16 of 30 countries we track.
Updated 9 Nov 2026 · rankings refresh through the day
24 Sep 2026Instant ECG - Mastery of EKG update history & changes
Last change · 6 events since 6 Jan 2009Full timeline ↓Full timeline · 5 events in the last 12 months
- 📈Instant ECG - Mastery of EKG hit #1Top Paid · Medical · ID
- 📈Instant ECG - Mastery of EKG entered the top 100Top Grossing · Medical · ID
- 📈Instant ECG - Mastery of EKG new best rank in the overall chart: #116Top Paid · All Apps · BR
- 🆕Instant ECG - Mastery of EKG first spotted by AppInsider#80 in Top Paid · Medical · United Kingdom
- 🆕Instant ECG - Mastery of EKG released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Medical PaidInstant ECG - Mastery of EKG at a glance
AI summary written from our chart and store data, 2026-10-27. It can be wrong: check the numbers above.
A paid medical reference and learning tool for healthcare professionals that provides visual guides to various ECG rhythms and interactive quizzes. The app holds the #1 position in the Medical Paid category in Indonesia, indicating strong regional demand despite lower rankings in other major markets like the US or UK.
Similar apps: UpToDate, Epocrates, Medscape
Instant ECG - Mastery of EKG on the App Store
App details
Instant ECG - Mastery of EKG downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where Instant ECG - Mastery of EKG's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
How this is calculated
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | MedicalPaid | #37 |
 South Korea | MedicalPaid | #15 |
 Japan | MedicalPaid | #45 |
 India | MedicalPaid | #20 |
 China | MedicalPaid | #78 |
 France | MedicalPaid | #31 |
 Indonesia | MedicalPaid | #15 |
| United Kingdom | MedicalPaid | #59 |
 Italy | MedicalPaid | #24 |
 Russia | MedicalPaid | #30 |
 Germany | MedicalPaid | #73 |
 Brazil | MedicalPaid | #45 |
 Saudi Arabia | MedicalPaid | #28 |
 United Arab Emirates | MedicalPaid | #19 |
 Canada | MedicalPaid | #61 |
 Australia | MedicalPaid | #63 |
Apps near Instant ECG - Mastery of EKG on the chart
Medical Paid, around #37.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Instant ECG - Mastery of EKG
From the 50 most recent App Store reviews in the US.
Users highly value the app for ECG education, exam preparation, and quick clinical reference. It is praised for its clear explanations and practice tests, though some desire more detailed treatment protocols.
Mostly positive (96% of recent reviews give 4–5 stars). People like it for being useful, and its features and content.
What people like
- Useful: “Very helpful, concise and easy to learn”
- Features & content: “Tons of great content and helpful study notes”
- Price & subscription: “Definitely worth the money”
- Ease of use: “Very helpful, concise and easy to learn”
About Instant ECG - Mastery of EKG
ECGs:
- Normal Sinus Rhythm (NSR)
- Sinus Tachycardia
- Sinus Bradycardia
- Sinus Pause
- Atrial Flutter
- Atrial Fibrillation
- Wandering Atrial Pacemaker
- Premature Atrial Contraction
- Supraventricular Tachycardia (SVT)
- 1st Degree AV Block
- 2nd Degree Wenckebach
- 2nd Degree Mobitz II
- 3rd Degree AV Block
- Wolff-Parkinson White (WPW)
- Junction Rhythm
- Right Bundle Branch Block
- Left Bundle Branch Block
- Premature Ventricular Contraction (PVC)
- Ventricular Escape
- Ventricular Tachycardia
- Torsades-de-Pointes
- Ventricular Flutter
- Ventricular Fibrillation
- Idioventricular
- Asystole
- SVT Cardioversion to NSR
- Torsades Cardioversion to A. Fib
- V. Tach Cardioversion to ST Elevation
- V. Fib Cardioversion to Asystole
- V. Tach Cardioversion to Junctional
- Right Ventricular Strain
- Left Ventricular Strain
- ST Depression Sinus Rhythm
- ST Elevation Sinus Rhythm
- Anteroseptal Wall MI
- Anterolateral Wall MI
- Lateral Wall MI
- Inferior Wall MI
- Apical Wall MI
- Posterior Wall MI
Exams:
- ECG Basics
- True or False
- Multiple Choice
- Identify the Rhythm Strip
- Identify the 12-Lead Basic
- Clinical Aspects of AV Blocks
- Clinical Aspects of Bundle Branch Blocks
- Clinical Aspects of MI
- ACLS Bundle Exam
Instant ECG was developed by iAnesthesia LLC and authored by T. Michael Truxillo M.D. CPPS and William S. Trask IV D.O.
Instant ECG - REVIEWS
- "Instant ECG is the best ECG guide available for the iPhone"
- "The definitive FIVE STAR EKG App."
- "Excellent App for student, resident or attending. I highly recommend it."
- "Helps to keep the rhythms fresh in my mind. Good for a 5-min review. Great quiz functionality."
Latest updates
More from iAnesthesia LLC
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