# Box Breathing & 4 vs Unbrkable

The clearest difference is in-app purchases: Box Breathing & 4 at none against Unbrkable's 3. Box Breathing & 4 also leads on update cadence (every 10 days vs monthly). Unbrkable's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Unbrkable sells 3 in-app purchases, starting at $4.99 per month. Box Breathing & 4 asks for nothing beyond the download.

Box Breathing & 4 ships an update every 10 days, Unbrkable monthly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Box Breathing & 4 | Unbrkable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/box-breathing-and-4-7-8-timer/id6758263125/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free | — |
| Size | 36 MB | 55 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michal Kunze](https://appshunter.io/developer/1639915869) | [Cedric Sarigumba](https://appshunter.io/developer/1885445574) |

## What reviewers say

### Box Breathing & 4

[App page](https://appshunter.io/ios/app/box-breathing-and-4-7-8-timer/id6758263125)

This app offers a straightforward timer to guide your box breathing or 4-7-8 breathing exercises. It helps you practice calming techniques by following a simple four-second cycle for inhaling, holding, exhaling, and holding again.

**Highlights:** Box breathing timer, 4-7-8 breathing guide, Calming technique timer, Tactical breathing aid, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Unbrkable

[App page](https://appshunter.io/ios/app/unbrkable/id6760967238)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Annual Premium | $19.99 | per year |
| Lifetime Premium | $149.99 | one-time |


## Frequently asked questions

### Is Box Breathing & 4 free?

Box Breathing & 4 is free to download, with no in-app purchases.

### Is Unbrkable free?

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

### Do Box Breathing & 4 or Unbrkable have ads?

Neither Box Breathing & 4 nor Unbrkable shows ads.

### Which is updated more often, Box Breathing & 4 or Unbrkable?

Box Breathing & 4 ships an update every 10 days, and Unbrkable monthly. Most recently, Box Breathing & 4 was updated on October 28, 2026 and Unbrkable on October 25, 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.*