Best Free Ecg App

248+ iOS apps & games curated and reviewed

4.2 avg rating
18 free apps & games
Updated August 2026

Looking for free free ecg app? 18 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Free Ecg App (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ECG+ | Your Watch ECG ReaderECG+ | Your Watch ECG ReaderFree4.5★ (2.4K)NoYesSep 2026
2Istel ECGIstel ECGFree3.0★ (1)NoNoMay 2026
3KardiaKardiaFree4.8★ (226K)NoNoSep 2026
4Cardiio: Heart Rate MonitorCardiio: Heart Rate MonitorFree4.7★ (58K)NoYesSep 2026
5Instant Heart Rate: HR MonitorInstant Heart Rate: HR MonitorFree4.9★ (229K)YesYesSep 2026
6ECG Pro | Road to MasteryECG Pro | Road to MasteryFree4.5★ (3.6K)NoYesSep 2026
7Tempus HemmaTempus HemmaFreeNoNoAug 2026
8ECGExpert for iPhoneECGExpert for iPhoneFree2.0★ (1)NoNoMay 2026

Top Picks for Free Ecg App

ECG+ | Your Watch ECG Reader#1

ECG+ | Your Watch ECG Reader by Heartworks Pty Ltd

Evidence your doctor can use
Editor's Choice
🏥 Medical
4.5😐(2.4K ratings)
FreeIn-App Purchases
#29in Medical
ECG+ | Your Watch ECG Reader screenshot 1
ECG+ | Your Watch ECG Reader screenshot 2
ECG+ | Your Watch ECG Reader screenshot 3
ECG+ | Your Watch ECG Reader screenshot 4
ECG+ | Your Watch ECG Reader screenshot 5
ECG+ | Your Watch ECG Reader screenshot 6

This app enhances your Apple Watch ECG recordings by calculating PQRST to reveal your unique heartbeat signature. It also monitors Heart Rate Variability (HRV), an objective measure of physical readiness, and integrates with Apple Health.

What We Love

  • 🚀 Accurate ECG readings
  • 👍 Helpful in monitoring heart health
  • 📊 Provides useful insights and data
  • 🤖 Impressive algorithms and analysis

Room to Improve

  • 🐛 Inconsistent performance and reliability
  • 💰 Expensive subscription model
  • 🤔 Limited functionality in free version
Istel ECG#2

Istel ECG by Diagnosis S.A.

Strong Contender
🏥 Medical
3.0(1 ratings)
Free
Istel ECG screenshot 1
Istel ECG screenshot 2
Istel ECG screenshot 3

This application works with a compatible recorder to perform quick ECG tests. It displays heart electrical activity, stores measurement history, and allows for easy sharing of results. Configuration of device parameters and PDF export are also supported.

Kardia#3

Kardia by AliveCor, Inc.

Worth Considering
🏥 Medical
4.8😊(226K ratings)
Free
#87in Medical
Kardia screenshot 1
Kardia screenshot 2
Kardia screenshot 3
Kardia screenshot 4
Kardia screenshot 5
Kardia screenshot 6

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.

What We Love

  • 👍 Useful for monitoring heart health
  • 🚀 Accurate and reliable device
  • 📊 Helpful for providing evidence to doctors
  • 🤖 Convenient and easy to use

Room to Improve

  • 🔒 Requires subscription to unlock advanced features
  • 🔋 Battery life issues
  • 🔌 Connectivity problems

More Free Ecg App apps to explore

4
Cardiio: Heart Rate Monitor
Cardiio: Heart Rate Monitor
Cardiio: Heart Rate Monitor
HR checker & beat analyzer
Free

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.

Instant heart rate monitoringBlood oxygen and fitness trackingQuick 7-minute workouts
💪 Health & Fitness
(58K)
free with in-app purchases
5
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
6
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
7
Tempus Hemma
Tempus Hemma
Tempus Hemma
by Tempus Information Systems AB
Free
🔧 Utilities
(0)
8
ECGExpert for iPhone
ECGExpert for iPhone
ECGExpert for iPhone
by Custom Software & Electronics
Free

This medical application allows users to manage and perform electrocardiograms using a compatible CSE ECGExpert device. It offers features for patient and report management, ECG analysis, and secure report sharing via email or cloud upload.

6 and 12-lead ECGPatient and report managementBarcode/QR patient ID scanner
🏥 Medical
(1)
free
9
Qaly | ECG Reader
Qaly | ECG Reader
Qaly | ECG Reader
Your ECGs, Read by Experts
Free

Get your ECGs analyzed by certified experts within minutes for peace of mind. This app supports various devices like Apple Watch and Fitbit, offering detailed interpretations of palpitations and abnormal heart rhythms. Track heart rate variability to monitor stress and recovery.

Expert ECG interpretationSupports Apple Watch, Fitbit, Kardia, and moreAnalysis of 30+ heart rhythms
💪 Health & Fitness
(853)
free
10
ECG Basics Lite: ECG Made Easy
ECG Basics Lite: ECG Made Easy
ECG Basics Lite: ECG Made Easy
Best ECG/EKG app for beginners
Free

Learn electrocardiogram interpretation through pattern recognition with this app. It covers basic concepts like rate calculation and rhythm analysis, progressing to advanced topics such as rhythm disturbances and cardiac ischemia. It serves as a reference atlas for emergency situations.

Basic ECG conceptsAdvanced ECG topicsRate and rhythm analysis
🏥 Medical
(1)
ad-supported
11
b4work - Empleo y Trabajo
b4work - Empleo y Trabajo
b4work - Empleo y Trabajo
Anuncios y ofertas de empleo
Free

Find and apply for a wide range of job offers directly from your mobile device. Update your CV, learn about companies, and track your application progress in real-time. Receive personalized job recommendations based on your interests.

Search job offers by position, sector, city, and contract typeApply to jobs directly from your phoneUpdate and upload your CV
💼 Business
(43)
free
12
ECG Basics Pro - ECG Made Easy
ECG Basics Pro - ECG Made Easy
ECG Basics Pro - ECG Made Easy
Best app to learn ECG Beginner
$3.99
🏥 Medical
(0)
13
ECG Guide Ultimate
ECG Guide Ultimate
ECG Guide Ultimate
Study ECG with Quizzes
Free
📚 Education
(0)
14
ANALYSE ECG Reporting
ANALYSE ECG Reporting
ANALYSE ECG Reporting
by CATHAL BREEN
Free

This application assists with ECG interpretation and diagnosis through interactive prompts. It guides users through a systematic analysis with interval measurements, dropdown options, and annotations for accurate and efficient results.

Interactive ECG interpretationClinical decision supportSystematic analysis prompting
📚 Education
(0)
free
15
RadishGirl
RadishGirl
RadishGirl
by USAYA Co., Ltd.
Free

Guide a determined high school girl as she single-mindedly climbs enormous radishes. Tap to ascend, avoid treacherous roots and traps, and reach the top of each stage. Uncover the mystery behind her climb through 100 challenging levels.

Tap to climb radishesAvoid radish roots and traps100 challenging radish stages
🎮 Games
(191)
ad-supported
16
ECG heart analyze - watch
ECG heart analyze - watch
ECG heart analyze - watch
EKG, HRV, Stress monitor
Free

This app analyzes heart rhythm data from your Apple Watch to provide insights into atrial fibrillation, HRV, stress, and energy levels. It offers a holistic health snapshot and personalized recommendations for better well-being.

Atrial Fibrillation vs. Sinus Rhythm analysisHRV analysis for cardiovascular healthStress and energy level insights
💪 Health & Fitness
(1.6K)
free with in-app purchases
17
Paediatric ECG
Paediatric ECG
Paediatric ECG
Step-by-step ECG guide
$0.99
🏥 Medical
(0)
18
ECG APPtitude
ECG APPtitude
ECG APPtitude
ECG reference guide
Free

This medical reference guide provides a comprehensive overview of ECG analysis and interpretation. It features high-quality ECGs from real patients, annotated with explanations of normal and abnormal findings. Content is organized by ECG features and diagnoses for easy learning and reference.

Comprehensive ECG reference guideHigh-quality patient ECGsAnnotated ECGs with text and illustrations
🏥 Medical
(7)
free
19
NK 12-Lead ECG Wheel
NK 12-Lead ECG Wheel
NK 12-Lead ECG Wheel
12-Lead ECG Interpretation
Free
$4.99 | 100% OFF
🏥 Medical
(0)
20
ECG - Corrected QT Interval
ECG - Corrected QT Interval
ECG - Corrected QT Interval
Electrocardiogram Rhythm App
Free
🏥 Medical
(0)

FAQ about Free Ecg App

What is the best free ecg app for iPhone?
ECG+ | Your Watch ECG Reader tops our free ecg app ranking as of August 2026, with a 4.5-star average from 2.4K App Store ratings, and it's free to download.
ECG+ | Your Watch ECG Reader has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ free ecg app on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
ECG+ helps you review your recorded ECGs on your Apple Watch and monitor your Heart Rate Variability (HRV). It calculates PQRST to reveal your unique heartbeat signature and tracks HRV changes, which is recognized as a measure of physical readiness. The app integrates with Apple Health.
No, ECG+ is not a diagnostic tool and does not provide medical services or advice. The app and its algorithms are for general informational and educational purposes only and are not a substitute for professional medical care, diagnosis, or treatment.