# Lung Breathing Exercise vs Contraction Timer

The clearest difference is in-app purchases: Lung Breathing Exercise at none against Contraction Timer's 2. Lung Breathing Exercise also leads on iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Contraction Timer sells 2 in-app purchases, starting at $6.99 per 7 days. Lung Breathing Exercise asks for nothing beyond the download.

## The numbers

| Metric | Lung Breathing Exercise | Contraction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (109 ratings)](https://appshunter.io/ios/app/lung-breathing-exercise/id1583229527/reviews)** | — |
| Number of ratings | **109** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 29 MB | 22 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Enrique Villahermosa Juara](https://appshunter.io/developer/1581153213) | [KELVIN SENANU WALLACE](https://appshunter.io/developer/1888050842) |

## What reviewers say

### Lung Breathing Exercise

[App page](https://appshunter.io/ios/app/lung-breathing-exercise/id1583229527)

Practice lung breathing with a simple breath-holding exercise. This app helps you train your respiratory system. It's important to consult a health center for any medical respiratory issues.

**Highlights:** Breath-holding exercise, Lung breathing practice, Simple interface, Respiratory training

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

**In-app purchases:** none


### Contraction Timer

[App page](https://appshunter.io/ios/app/contraction-timer-labor-track/id6796542078)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access for a week | $6.99 | per 7 days |
| Pro Access for 3 months | $29.99 | per 3 months |


## Frequently asked questions

### Is Lung Breathing Exercise free?

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

### Is Contraction Timer free?

Contraction Timer is free to download, with in-app purchases available.

### Do Lung Breathing Exercise or Contraction Timer have ads?

Neither Lung Breathing Exercise nor Contraction Timer shows ads.

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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.*