4.7
43.7K reviews
10L+
Downloads
Content rating
Everyone
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About this app

Kardia works with the FDA-cleared KardiaMobile, KardiaMobile 6L, or KardiaBand personal EKG devices, which can detect the most common arrhythmias in just 30 seconds. The Kardia app is designed to make managing heart care from home easier than ever, giving you the ability to seamlessly record EKGs, share heart data with your doctor remotely, keep track of your health history, and more.

Capture a medical-grade EKG with your Kardia device anytime, anywhere—no patches, wires, or gels required. Get an immediate result from Kardia's Instant Analysis of normal, possible atrial fibrillation, bradycardia, or tachycardia. For additional analysis, you can choose to send the recording to your physician or to one of our partners for a Clinician Review by a cardiologist (US, Australia only) or cardiac care physiologist (UK, Ireland only).

The Kardia system is recommended by leading cardiologists and used by people around the world for accurate EKG recordings. Track your heart health data from home with the medical accuracy your doctor can trust.


NOTE: This app requires KardiaMobile, KardiaMobile 6L, or KardiaBand hardware to record an EKG. Get your Kardia device now at alivecor.com.
Updated on
14 Aug 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.7
42.6K reviews
R
23 June 2025
Impossible to get timely reading! only about 1 in 8 times will it record, or less. it says "unable to record due to interfetence". Instructions say to move someplace without electronics. But every room in my house has electronics!! i even tried my bathroom. but i guess the electrical plugs annoyed it! i think it is gimmicky at best. Good if it worked but useless gimmick if it isn't stable enough to be useful when needed!!
3 people found this review helpful
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AliveCor Inc.
24 June 2025
Sorry you’re experiencing interference when trying to record. Try cleaning and lightly dampening the contact points to increase connection, resting the device flat, moving several feet from any electronics, and replacing the battery if it’s over a year old. If issues persist, contact us at support@alivecor.com or (855) 338-8800.
Daniel Richman
16 August 2025
Unit is ok, but not great. Doesn't do a good job for people with tremors such as Parkinson's or Essential Tremors. It can be hard to get a stable reading. Also, have had issues with schmutz getting into the battery compartment. Then, even though it shows 66% battery level it failed to get a reading. I clean out the gunk and it works fine, with the old battery. And while I'm being picky, why did they pick a coin cell size that seems to be rare instead of a ubiquitous size like 2032?
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Klaas de Bruijn
25 June 2025
results seem highly accurate (but I have not validated it with a verified EKG machine). without a subscription it still works but is limited to the primary EKG readout. for most users (those wanting to keep an eye on their metrics, but not actively guarding for cardiac deficiencies) that will be enough. I don't like continuous subscriptions, so that's what I'll be going with. The initial delivery came with a temporary subscription, and the other 5 metrics can be beneficial.
6 people found this review helpful
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What's new

The Kardia app is designed to help you get the most out of your Kardia devices, and now it’s more powerful than ever. We’re always working on improving the app, here’s what’s new:
Additional subscription management functionality.
Bug fixes and performance improvements