# Focus & White Noise vs Sleep Effect

The clearest difference is ads: Sleep Effect at none against Focus & White Noise's shown. Focus & White Noise's advantage is iOS requirement (13.0 vs 26.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Focus & White Noise | Sleep Effect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Fortnightly |
| Size | 38 MB | 324 MB |
| Requires iOS | **13.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hai Dang Van](https://appshunter.io/developer/1887446314) | [Ahmed Nabulsi](https://appshunter.io/developer/1863897890) |

## What reviewers say

### Focus & White Noise

[App page](https://appshunter.io/ios/app/focus-and-white-noise/id6761318656)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sleep Effect

[App page](https://appshunter.io/ios/app/sleep-effect/id6762162467)

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

**In-app purchases:** none


## Frequently asked questions

### Is Focus & White Noise free?

Focus & White Noise is free to download, with no in-app purchases.

### Is Sleep Effect free?

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

### Do Focus & White Noise or Sleep Effect have ads?

Focus & White Noise shows ads; Sleep Effect does not.

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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.*