# SleepHack vs Simple Visual Noise

The clearest difference is ads: Simple Visual Noise at none against SleepHack's shown. SleepHack's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.2). On price and in-app purchases there is nothing between them.

Both are free to download. SleepHack sells 8 in-app purchases, starting at $4.99 per 7 days and Simple Visual Noise sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SleepHack | Simple Visual Noise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sleephack-hack-your-sleep/id6756525549/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 142 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [SMB Studio LLC](https://appshunter.io/developer/1169078419) | [立派 汪](https://appshunter.io/developer/1604350706) |

## What reviewers say

### SleepHack

[App page](https://appshunter.io/ios/app/sleephack-hack-your-sleep/id6756525549)

This app uses adaptive binaural frequencies and an intelligent sleep engine to optimize your sleep cycles for deeper rest and improved performance. It offers performance-first sleep tracking and a smart alarm to wake you at the optimal moment.

**Highlights:** Adaptive binaural frequencies, Intelligent sleep engine, Performance-first sleep tracking, Smart alarm, Deep sleep enhancement modes

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Weekly | $6.99 | per 7 days |
| Pro Monthly | $9.99 | per month |
| Pro Annual | $19.99 | per year |
| Pro Annual | $29.99 | per year |
| Pro Annual | $39.99 | per year |
| Pro Annual | $39.99 | per year |
| Lifetime Access | Free | one-time |


### Simple Visual Noise

[App page](https://appshunter.io/ios/app/simple-visual-noise/id6760573900)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is SleepHack free?

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

### Is Simple Visual Noise free?

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

### Do SleepHack or Simple Visual Noise have ads?

SleepHack shows ads; Simple Visual Noise does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*