Best Cardiac Rhythm Apps

248+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated August 2026

Out of 248+ cardiac rhythm apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Cardiac Rhythm Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ECG EKG Interpretation MasteryECG EKG Interpretation MasteryFree4.5★ (712)NoYesAug 2026
2Cardiio: Heart Rate MonitorCardiio: Heart Rate MonitorFree4.7★ (58K)NoYesAug 2026
3AF MonitorAF MonitorFreeNoNoMay 2026
4ECG Pro | Road to MasteryECG Pro | Road to MasteryFree4.5★ (3.6K)NoYesAug 2026
5EKGSmart: Rhythm IdentifierEKGSmart: Rhythm IdentifierFreeNoNoAug 2026
6KardiaKardiaFree4.8★ (226K)NoNoAug 2026
7VCB DigibankVCB DigibankFree3.3★ (896)NoNoAug 2026
8ECG / EKG Explained ClearlyECG / EKG Explained ClearlyFree4.7★ (6)NoYesMay 2026

Top Picks for Cardiac Rhythm

ECG EKG Interpretation Mastery#1

ECG EKG Interpretation Mastery by Higher Learning Technologies

Read and Practice Cardiology
Editor's Choice
🏥 Medical
4.5😞(712 ratings)
FreeIn-App Purchases
ECG EKG Interpretation Mastery screenshot 1
ECG EKG Interpretation Mastery screenshot 2
ECG EKG Interpretation Mastery screenshot 3
ECG EKG Interpretation Mastery screenshot 4
ECG EKG Interpretation Mastery screenshot 5
ECG EKG Interpretation Mastery screenshot 6

Learn to interpret ECGs with this comprehensive app. It offers study materials, practice ECG strips, and essential clinical facts to help you understand abnormal EKGs and master 12-lead interpretations.

What We Love

  • 📚 Simple, easy-to-understand format
  • 🎨 Nice graphics and visual presentation
  • 📖 Good reference material for EKG basics
  • ✅ Comprehensive coverage from basics to advanced levels

Room to Improve

  • 💰 Expensive subscription model ($9.99-$20/month)
  • 🔒 Invasive privacy policy collecting personal data
  • ⚠️ Automatic charging after free trial without clear warning
Cardiio: Heart Rate Monitor#2

Cardiio: Heart Rate Monitor by Cardiio, Inc.

HR checker & beat analyzer
Strong Contender
💪 Health & Fitness
4.7😊(58K ratings)
FreeIn-App Purchases
Cardiio: Heart Rate Monitor screenshot 1
Cardiio: Heart Rate Monitor screenshot 2
Cardiio: Heart Rate Monitor screenshot 3
Cardiio: Heart Rate Monitor screenshot 4
Cardiio: Heart Rate Monitor screenshot 5
Cardiio: Heart Rate Monitor screenshot 6

Easily track your heart rate, blood oxygen, and fitness using your phone's camera. Get instant readings, analyze trends, and access quick workouts to improve your cardiovascular health. Unlock advanced features for deeper insights and personalized health comparisons.

What We Love

  • 👍 Accurate heart rate monitoring
  • 👍 Convenient and easy to use
  • 👍 Helpful for monitoring heart health conditions
  • 👍 Useful workout features

Room to Improve

  • 🐛 Inconsistent or unreliable readings
  • 🐛 Difficulty getting readings after exercise
  • 🐛 Compatibility issues with newer iPhone models

More Cardiac Rhythm apps to explore

4
ECG Pro | Road to Mastery
ECG Pro | Road to Mastery
ECG Pro | Road to Mastery
Interpret 12-Lead ECG Cases
Free

This app provides a vast library of interpreted ECG cases to help medical professionals and students enhance their electrocardiogram reading skills. It offers interactive learning modes and detailed case analyses, reducing the need for multiple reference sources.

Thousands of interpreted ECG casesInteractive learning modesDetailed case interpretations
🏥 Medical
(3.6K)
free with in-app purchases
5
EKGSmart: Rhythm Identifier
EKGSmart: Rhythm Identifier
EKGSmart: Rhythm Identifier
AI ACLS & BLS Strip Analysis
Free
🏥 Medical
(0)
6
Kardia
Kardia
Kardia
by AliveCor, Inc.
Free

Record medical-grade EKGs from home using a personal EKG device. Get instant analysis for common arrhythmias and easily share your heart data with your doctor for remote management of your heart health.

Record medical-grade EKGsInstant arrhythmia analysisShare heart data with doctors
🏥 Medical
(226K)
free
7
VCB Digibank
VCB Digibank
VCB Digibank
by Joint Stock Commercial Bank for Foreign Trade of Vietnam
Free

This digital banking app allows millions of users to manage their finances with ease. It offers fee-free transactions, personalized interfaces, and a wide range of financial services including payments, savings, and investments.

Online registrationFee-free transactionsAccount number matching phone number
💰 Finance
(896)
free
8
ECG / EKG Explained Clearly
ECG / EKG Explained Clearly
ECG / EKG Explained Clearly
Top-rated ECG Course with CME
Free

Learn a systematic approach to interpreting ECGs with concise videos, quizzes, and practice examples. This course is designed for healthcare professionals and students seeking to master cardiac physiology and EKG analysis.

Systematic EKG interpretation approachUnderstanding of heart's electrical activityIllustrations of abnormal EKG findings
🏥 Medical
(6)
free
9
AHA ACLS Mastery | Exam Prep
AHA ACLS Mastery | Exam Prep
AHA ACLS Mastery | Exam Prep
ACLS Test Practice & Quiz 2026
Free

Prepare for your ACLS certification exam with over 550 practice questions, reference materials, and megacode scenarios. Master essential resuscitation skills and gain confidence for test day. Study anytime, anywhere with adaptive quizzes and in-depth statistics.

550+ adaptive practice questionsACLS reference materialsMust-know ACLS terminology
📚 Education
(1.7K)
free with in-app purchases
10
arrhythmia
arrhythmia
arrhythmia
Practice reading EKGs, lead II
Free

Practice interpreting EKGs in lead II with realistic simulations. Choose rhythms to study or test your knowledge in a game mode. Ideal for healthcare professionals to hone their diagnostic skills.

EKG interpretation practiceLead II simulationStudy Mode with rhythm selection
🏥 Medical
(111)
subscription
11
Techcombank Business
Techcombank Business
Techcombank Business
For corporate banking 
Free

This digital banking application simplifies corporate finance and supports business growth. It offers a secure and stable platform with a modern, user-friendly interface for easy navigation and transaction management. Key features include a comprehensive dashboard for cash flow control and zero-fee domestic money transfers.

Secure and stable transactionsModern user interfaceIntuitive navigation
💰 Finance
(683)
free
12
Rapida Rhythm
Rapida Rhythm
Rapida Rhythm
AI-Powered ECG Tracking
Free
🏥 Medical
(0)
13
E-Z ECG Rhythm Interpretation
E-Z ECG Rhythm Interpretation
E-Z ECG Rhythm Interpretation
Master ECG Rhythms Visually
Free
🏥 Medical
(0)
14
Instant Heart Rate: HR Monitor
Instant Heart Rate: HR Monitor
Instant Heart Rate: HR Monitor
Pulse Tracker & Stress Test
Free

Measure your heart rate and stress levels accurately using your phone's camera. Track trends, view pulse waveforms, and utilize a StandUp test for fitness insights. Integrates with Apple Health.

Heart rate measurementStress level checkPulse waveform graphs
💪 Health & Fitness
(229K)
free with in-app purchases
15
VitalSim Rhythm — ECG Trainer
VitalSim Rhythm — ECG Trainer
VitalSim Rhythm — ECG Trainer
Learn ECG rhythm recognition
$9.99

This app is an ECG rhythm recognition trainer designed for nursing and medical students. It offers a simulated learning environment with configurable rhythm strips, detailed morphology analysis tools, and guided lessons to master ECG interpretation.

Configurable rhythm strips27 ECG rhythmsPro Vision color-coded segments
📚 Education
(2)
paid
16
MSN Rhythm
MSN Rhythm
MSN Rhythm
Cardiology Clinical Info
Free
💪 Health & Fitness
(0)
17
ECG Test for Doctors
ECG Test for Doctors
ECG Test for Doctors
Improve ECG Interpreting Skill
Free

Enhance your ECG interpretation skills with a vast library of real patient cases. This app offers detailed ECG recordings and interactive tests to challenge and improve your diagnostic abilities. Ideal for medical professionals and students seeking to build a strong cardiology foundation.

1000+ real patient ECG samplesStatic images and real-time monitorInteractive interpretation tests
🏥 Medical
(394)
free with in-app purchases
18
Cardiac Ninja
Cardiac Ninja
Cardiac Ninja
by Bytewise Studios, LLC
$0.99

Test your knowledge of cardiac rhythms and their treatments through an engaging ninja-themed game. Identify rhythms, medications, and appropriate clinical actions using throwing stars. Become a skilled cardiac ninja in a fun, educational experience.

Identify cardiac rhythmsLearn common medicationsDetermine clinical actions
🏥 Medical
(1)
paid
19
Atrial Fibrillation Tracker
Atrial Fibrillation Tracker
Atrial Fibrillation Tracker
Heart Rhythm & Episode Diary
Free
💪 Health & Fitness
(0)
20
Rhythm360 for Providers
Rhythm360 for Providers
Rhythm360 for Providers
Revolutionize cardiac care
Free

This medical platform helps clinicians manage cardiac data from various devices. It integrates notation, e-signing, and billing into their workflow for efficient patient care.

Universal cardiac data platformSupports implanted, wearable, and at-home devicesIncorporates notation
🏥 Medical
(1)
free

FAQ about Cardiac Rhythm

What are the best cardiac rhythm apps for iPhone?
ECG EKG Interpretation Mastery tops our cardiac rhythm apps ranking as of August 2026, with a 4.5-star average from 712 App Store ratings, and it's free to download.
Yes — 18 of the top cardiac rhythm apps we rank are free to download, including ECG EKG Interpretation Mastery and Cardiio: Heart Rate Monitor.
ECG EKG Interpretation Mastery has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ cardiac rhythm apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app simplifies learning ECG interpretation by providing study materials, full-color graphics, up-to-date information tables, and core clinical facts. It aims to help users understand abnormal EKGs and master 12-lead ECG interpretations with confidence.
Key features include comprehensive guides and tips for mastering ECG interpretation, all essential information consolidated within the app, lead placement diagrams for axis interpretation, dozens of clinically relevant 12-lead ECGs, and practice tools with typical and uncommon heart rhythms.

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