# Echocardio Notes vs The Cardiac Calculator

The clearest difference is price: Echocardio Notes at Free against The Cardiac Calculator's $0.99. Echocardio Notes also leads on rating (5.0 vs 1.0) and iOS requirement (13.4 vs 15.0). The Cardiac Calculator's advantage is update cadence (every 4 days vs every 6 weeks). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Echocardio Notes is free to download; The Cardiac Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Echocardio Notes holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Echocardio Notes ships an update every 6 weeks, The Cardiac Calculator every 4 days. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Echocardio Notes | The Cardiac Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echocardio-notes/id1558887351/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/the-cardiac-calculator/id6444764693/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Paid |
| Size | 12 MB | 7 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Web Artisans, Unipessoal Lda](https://appshunter.io/developer/1279073298) | [Cardiac Tech Ltd](https://appshunter.io/developer/1656676753) |

## What reviewers say

### Echocardio Notes

[App page](https://appshunter.io/ios/app/echocardio-notes/id1558887351)

This medical reference app offers quick access to current echocardiography values and protocols. Its clean interface provides essential information for healthcare professionals on smartphones and tablets.

**Highlights:** Up-to-date reference values, Echocardiography protocols, Quick and intuitive interface, Smartphone and tablet compatible, Free to use

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### The Cardiac Calculator

[App page](https://appshunter.io/ios/app/the-cardiac-calculator/id6444764693)

This medical app provides essential ECG and pacing calculations for cardiac professionals. It offers tools for rate conversion, axis assessment, BMI, and specific pacing calculations, streamlining clinical decisions on the go.

**Highlights:** ECG and pacing calculations, Rate conversion (ms to BPM, BPM to ms), Cardiac axis assistant, BMI and height/weight converter, CHA₂DS₂-VASc and HAS-BLED calculators, Pacing tools (TARP, 2:1 block, PMT helper), Pulse Checker for rate/rhythm assessment

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Echocardio Notes free?

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

### Is The Cardiac Calculator free?

The Cardiac Calculator costs $0.99, with no in-app purchases.

### Which has better reviews, Echocardio Notes or The Cardiac Calculator?

Echocardio Notes is rated higher. Echocardio Notes averages 5.0 out of 5 from 1 ratings, while The Cardiac Calculator averages 1.0 from 1 ratings.

### Do Echocardio Notes or The Cardiac Calculator have ads?

Neither Echocardio Notes nor The Cardiac Calculator shows ads.

### Which is updated more often, Echocardio Notes or The Cardiac Calculator?

Echocardio Notes ships an update every 6 weeks, and The Cardiac Calculator every 4 days. Most recently, Echocardio Notes was updated on October 11, 2026 and The Cardiac Calculator on October 13, 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.*