# Nafas vs DidntHappen

The clearest difference is update cadence: DidntHappen at weekly against Nafas's every 3 months. Nafas's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nafas sells 2 in-app purchases, starting at $2.99 per month and DidntHappen sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Nafas ships an update every 3 months, DidntHappen weekly. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Nafas | DidntHappen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/nafas/id1551852016/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 26 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [BreathLife](https://appshunter.io/developer/1551852018) | [Onur Hseyin Kocak](https://appshunter.io/developer/1878351222) |

## What reviewers say

### Nafas

[App page](https://appshunter.io/ios/app/nafas/id1551852016)

This app guides users through slow breathing exercises to combat hyperventilation, reduce anxiety and depression, and improve sleep quality. It offers various levels based on your current breathing rate, including a specific mode for falling asleep.

**Highlights:** Slow breathing exercises, Anxiety and depression reduction, Improved sleep quality, Adjustable breathing levels, 4-7-8 sleep mode, Hyperventilation management

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium mode Monthly | $2.99 | per month |
| Lifetime premium mode | $5.99 | one-time |


### DidntHappen

[App page](https://appshunter.io/ios/app/didnthappen-fear-tracker/id6762467761)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $59.99 | per year |
| 1-Year Premium Gift | $59.99 | one-time |


## Frequently asked questions

### Is Nafas free?

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

### Is DidntHappen free?

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

### Do Nafas or DidntHappen have ads?

Neither Nafas nor DidntHappen shows ads.

### Which is updated more often, Nafas or DidntHappen?

Nafas ships an update every 3 months, and DidntHappen weekly. Most recently, Nafas was updated on October 12, 2026 and DidntHappen on October 16, 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.*