# Heart Rate Counter vs iDermApp

The clearest difference is price: iDermApp at Free against Heart Rate Counter's $1.99. iDermApp also leads on in-app purchases (none vs 1) and update cadence (monthly vs every 2 months). Heart Rate Counter's advantage is chart position (#60 vs unranked). On ads, device support and iOS requirement there is nothing between them.

iDermApp is free to download; Heart Rate Counter costs $1.99 up front. Heart Rate Counter sells 1 one-off in-app purchase. iDermApp asks for nothing beyond the download.

Heart Rate Counter ships an update every 2 months, iDermApp monthly. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Heart Rate Counter | iDermApp |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/heart-rate-counter/id719312913/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | — |
| Best chart rank | **#60** | — |
| Size | 4 MB | 44 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [y-design](https://appshunter.io/developer/398188218) | [IDERMAPP SOLUCIONES DERMATOLOGICAS, S.L.](https://appshunter.io/developer/1771391697) |

## What reviewers say

### Heart Rate Counter

[App page](https://appshunter.io/ios/app/heart-rate-counter/id719312913)

**Currently charting:** #60 Top Paid · Medical (US App Store)

Easily measure your heart rate by tapping a button with each beat. Track exercise intensity using different calculation methods. Provides guidance based on age and sex.

**Highlights:** Manual heart rate measurement, Exercise intensity tracking, Karvonen method, Zero to peak method, Age and sex based guidance

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


### iDermApp

[App page](https://appshunter.io/ios/app/idermapp/id1494914035)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Heart Rate Counter free?

Heart Rate Counter costs $1.99, and also offers in-app purchases.

### Is iDermApp free?

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

### Do Heart Rate Counter or iDermApp have ads?

Neither Heart Rate Counter nor iDermApp shows ads.

### Which is updated more often, Heart Rate Counter or iDermApp?

Heart Rate Counter ships an update every 2 months, and iDermApp monthly. Most recently, Heart Rate Counter was updated on October 26, 2026 and iDermApp on October 20, 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.*