# Heart Rate + Pulse Tracker vs Lung

The clearest difference is in-app purchases: Lung at none against Heart Rate + Pulse Tracker's 4. Lung also leads on update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Heart Rate + Pulse Tracker sells 4 in-app purchases, starting at $2.99 per 7 days. Lung asks for nothing beyond the download.

Heart Rate + Pulse Tracker ships an update every 2 weeks, Lung every 3 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Heart Rate + Pulse Tracker | Lung |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 79 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Exhalo](https://appshunter.io/developer/1683499451) | [Robert Lenart](https://appshunter.io/developer/1872991274) |

## What reviewers say

### Heart Rate + Pulse Tracker

[App page](https://appshunter.io/ios/app/heart-rate-plus-pulse-tracker/id6748003994)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Weekly Premium | $3.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Stress Monitor Premium | $29.99 | per year |


### Lung

[App page](https://appshunter.io/ios/app/lung/id6758455227)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Heart Rate + Pulse Tracker free?

Heart Rate + Pulse Tracker is free to download, with in-app purchases available.

### Is Lung free?

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

### Do Heart Rate + Pulse Tracker or Lung have ads?

Neither Heart Rate + Pulse Tracker nor Lung shows ads.

### Which is updated more often, Heart Rate + Pulse Tracker or Lung?

Heart Rate + Pulse Tracker ships an update every 2 weeks, and Lung every 3 days. Most recently, Heart Rate + Pulse Tracker was updated on October 15, 2026 and Lung on October 11, 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.*