# Cardio Chart vs CardioSimple

The clearest difference is update cadence: CardioSimple at every 9 days against Cardio Chart's every 25 months. CardioSimple also leads on device support (4 vs 1) and ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Cardio Chart against 5.0 for CardioSimple. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Cardio Chart ships an update every 25 months, CardioSimple every 9 days. The most recent releases landed on July 4, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Cardio Chart | CardioSimple |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cardio-chart/id1180616397/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/cardiosimple/id6748622467/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 0 MB | 71 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 17+ |
| Developer | [Clever Armadillo LLC](https://appshunter.io/developer/570999114) | [Seamless Care LLC](https://appshunter.io/developer/1726763757) |

## What reviewers say

### Cardio Chart

[App page](https://appshunter.io/ios/app/cardio-chart/id1180616397)

Visualize your heart rate during workouts with detailed graphs. Track maximum and average heart rates to understand exercise impact. Requires heart rate data recorded to the Health app.

**Highlights:** Heart rate workout graphs, Maximum heart rate display, Average heart rate display, Health app integration, Workout data visualization

**In-app purchases:** none


### CardioSimple

[App page](https://appshunter.io/ios/app/cardiosimple/id6748622467)

This app offers AI-driven cardiac rehabilitation exercises and coaching at home. It personalizes your experience through surveys, tracks vitals and medications, and provides AI-graded nutrition logging. Guided workouts focus on heart rate targets to support your recovery.

**Highlights:** AI-driven exercise coaching, Personalized rehab plans, Nutrition logging and AI-grading, Medication tracking, Vitals monitoring, Heart rate target guided workouts, Progress charts

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cardio Chart free?

Cardio Chart is free to download, with no in-app purchases.

### Is CardioSimple free?

CardioSimple is free to download, with no in-app purchases.

### Which has better reviews, Cardio Chart or CardioSimple?

Cardio Chart and CardioSimple are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Cardio Chart or CardioSimple have ads?

Neither Cardio Chart nor CardioSimple shows ads.

### Which is updated more often, Cardio Chart or CardioSimple?

Cardio Chart ships an update every 25 months, and CardioSimple every 9 days. Most recently, Cardio Chart was updated on July 4, 2026 and CardioSimple on September 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*