# Sleep Effect vs White Noise

The clearest difference is in-app purchases: Sleep Effect at none against White Noise's 1. White Noise's advantage is update cadence (every 2 days vs fortnightly) and iOS requirement (17.6 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. White Noise sells 1 one-off in-app purchase. Sleep Effect asks for nothing beyond the download.

Sleep Effect ships an update fortnightly, White Noise every 2 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sleep Effect | White Noise |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 324 MB | 97 MB |
| Requires iOS | 26.1 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed Nabulsi](https://appshunter.io/developer/1863897890) | [Faisal Ali Siddiqui](https://appshunter.io/developer/1878592797) |

## 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

[App page](https://appshunter.io/ios/app/white-noise-sleep-sounds/id6762322017)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Sleep Effect free?

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

### Is White Noise free?

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

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

Neither Sleep Effect nor White Noise shows ads.

### Which is updated more often, Sleep Effect or White Noise?

Sleep Effect ships an update fortnightly, and White Noise every 2 days. Most recently, Sleep Effect was updated on October 11, 2026 and White Noise 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.*