# Sleep Effect vs White Noise machine App

The clearest difference is in-app purchases: Sleep Effect at none against White Noise machine App's 2. White Noise machine App's advantage is iOS requirement (17.0 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. White Noise machine App sells 2 in-app purchases, starting at $3.99 per 7 days. Sleep Effect asks for nothing beyond the download.

## The numbers

| Metric | Sleep Effect | White Noise machine App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/white-noise-machine-app-wn/id6804452052/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | — | Freemium |
| Size | 324 MB | 16 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed Nabulsi](https://appshunter.io/developer/1863897890) | [Emine Saridogan](https://appshunter.io/developer/6791217143) |

## What reviewers say

### Sleep Effect

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

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

**In-app purchases:** none


### White Noise machine App

[App page](https://appshunter.io/ios/app/white-noise-machine-app-wn/id6804452052)

This app generates a variety of noise colors and uses real field recordings to create custom soundscapes for sleep and focus. It offers a mixer to layer sounds, a fading sleep timer, and background playback. Unlock more sounds and features with a Pro subscription.

**Highlights:** Live-generated noise colors, Real field recordings, Customizable sound mixer, Fading sleep timer, Background playback, Offline sound generation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Yearly | $17.99 | per year |


## Frequently asked questions

### Is Sleep Effect free?

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

### Is White Noise machine App free?

White Noise machine App is free to download, with in-app purchases available.

### Do Sleep Effect or White Noise machine App have ads?

Neither Sleep Effect nor White Noise machine App 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.*