Kardia
Kardia is a free iOS app in the Medical category, published by AliveCor, Inc. It was first released on 2 Jun 2015, 11 years ago. Its developer shipped 3 updates in the 90 days to 21 Oct 2026; the latest, version 5.61.1, came out on 15 Sep 2026.
Kardia was in the top 100 of the Top Free Medical chart in the United States on every one of the last 30 days, peaking at #44 on 12 Oct 2026. It stood at #80 on 21 Oct 2026, down 7 places from a week earlier. On that day it appeared in the same chart in 26 countries. In the United States it holds a 4.81 average across 236,380 ratings, 972 more than a week earlier. GameQuant records its ratings and store listing every day in 17 countries.
Charts checked every day · no missing days in the record
Latest data: · updated every morning
Kardia downloads and revenue in the United States · September 2026
Estimates for this country only, not worldwide
iPhone & iPad downloads
About the iPhone & iPad downloads estimate
Our estimate of App Store downloads of Kardia in the United States during September 2026.
We expect the real figure inside the full range about 8 times in 10, and inside the darker part, 1.9K–11K, about half the time.
The figure is for the United States only, not worldwide.
A model estimate, not a figure reported by Apple or the developer.
United States only · Sep 2026
Most likely 1.9K–11K
iPhone & iPad revenue
About the iPhone & iPad revenue estimate
Our estimate of what Kardia earned in the United States during September 2026: in-app purchases and subscriptions bought through the App Store, before Apple's commission, plus money from ads shown in the app. Payments made outside the App Store, such as on a website or for rides and goods, are not included.
We expect the real figure inside the full range about 8 times in 10, and inside the darker part, up to $820, about half the time.
The figure is for the United States only, not worldwide.
A model estimate, not a figure reported by Apple or the developer.
United States only · Sep 2026
Most likely up to $820
Kardia: Top Free · Medical · United States · last 30 days
1 = top of the chart · best rank recorded each day
Source: GameQuant, https://gamequant.io/app/ios/579769143/kardia
<iframe src="https://gamequant.io/embed/ios/579769143?country=us&range=30" width="640" height="400" style="max-width:100%;border:0" loading="lazy" title="Kardia: rank chart by GameQuant"></iframe><br><small>Source: <a href="https://gamequant.io/app/ios/579769143/kardia">GameQuant</a></small>
<a href="https://gamequant.io/app/ios/579769143/kardia"><img src="https://gamequant.io/chart/ios/579769143.png?country=us&range=30" width="600" height="450" alt="Kardia: rank in Top Free · Medical, United States, last 30 days"></a><br><small>Source: <a href="https://gamequant.io/app/ios/579769143/kardia">GameQuant</a></small>
Free to use in articles, reports and posts with this credit and a link to this page. Embed shows the live chart with a range switch; Image is a picture that updates daily.
Download chart (PNG)Rating distribution · United States
share of all ratings · 21 Oct 2026
| 5 stars | 87% | |
|---|---|---|
| 4 stars | 9% | |
| 3 stars | 2% | |
| 2 stars | 1% | |
| 1 star | 1% |
Rank by country
Top Free · Medical · best rank on 21 Oct 2026
| Country | Rank | 7-day change | Best, 90 days | Ratings |
|---|---|---|---|---|
| United States |
80 | down 7 | 44 · 12 Oct | 236,380 |
 United Kingdom |
58 | up 8 | 26 · 18 Sep | 12,711 |
 Canada |
42 | up 1 | 30 · 31 Aug | 16,740 |
+14 more countries, every chart and category, and the full history are in the licensed dataset.
Request dataKardia revenue and downloads: common questions
Estimates · United States only
How much does Kardia make a month?
We estimate Kardia earned up to $3.9K in the United States in September 2026: in-app purchases and subscriptions bought through the App Store, before Apple's fee, plus money from ads shown in the app. The most likely range is up to $820.
How much does Kardia make a day?
About up to $130 a day in the United States, or up to $910 a week: our September 2026 estimate spread over its 30 days.
How many downloads does Kardia get?
Our estimate: 820–22K App Store downloads in the United States in September 2026, or 27–740 a day.
Model estimates for the United States only, not worldwide, and not figures reported by Apple or the developer.
Also in Medical
All Medical apps
Also popular in the United States
Rank in the United States on 21 Oct 2026
