# CardioMetric AI vs Morse Code Translator & Signal

The clearest difference is update cadence: CardioMetric AI at every 5 days against Morse Code Translator & Signal's every 11 days. Morse Code Translator & Signal's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. CardioMetric AI sells 2 in-app purchases, starting at $3.99 per month and Morse Code Translator & Signal sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

CardioMetric AI ships an update every 5 days, Morse Code Translator & Signal every 11 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CardioMetric AI | Morse Code Translator & Signal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 11 days |
| Size | 5 MB | 29 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Emil Ismayilov](https://appshunter.io/developer/1421979068) | [Nadzeya Yashchuk](https://appshunter.io/developer/1835856077) |

## What reviewers say

### CardioMetric AI

[App page](https://appshunter.io/ios/app/cardiometric-ai/id6746773232)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Access | $3.99 | per month |
| Yearly Pro Access | $34.99 | per year |


### Morse Code Translator & Signal

[App page](https://appshunter.io/ios/app/morse-code-translator-and-signal/id6764839522)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Learn Monthly | $1.99 | per month |
| Learn Yearly | $10.99 | per year |
| Signal Boost Pack | $4.99 | one-time |


## Frequently asked questions

### Is CardioMetric AI free?

CardioMetric AI is free to download, with in-app purchases available.

### Is Morse Code Translator & Signal free?

Morse Code Translator & Signal is free to download, with in-app purchases available.

### Do CardioMetric AI or Morse Code Translator & Signal have ads?

Neither CardioMetric AI nor Morse Code Translator & Signal shows ads.

### Which is updated more often, CardioMetric AI or Morse Code Translator & Signal?

CardioMetric AI ships an update every 5 days, and Morse Code Translator & Signal every 11 days. Most recently, CardioMetric AI was updated on November 8, 2026 and Morse Code Translator & Signal on November 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.*