# Sleep Tracker And White Noise vs K

The clearest difference is in-app purchases: K at none against Sleep Tracker And White Noise's 2. K also leads on iOS requirement (13.4 vs 15.0). Sleep Tracker And White Noise's advantage is device support. On price there is nothing between them.

Both are free to download. Sleep Tracker And White Noise sells 2 in-app purchases, starting at $9.99 per month. K asks for nothing beyond the download.

## The numbers

| Metric | Sleep Tracker And White Noise | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (39 ratings)](https://appshunter.io/ios/app/sleep-tracker-and-white-noise/id1640837983/reviews)** | — |
| Number of ratings | **39** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 193 MB | 35 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Anish Modan](https://appshunter.io/developer/460808519) | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) |

## What reviewers say

### Sleep Tracker And White Noise

[App page](https://appshunter.io/ios/app/sleep-tracker-and-white-noise/id1640837983)

This app helps you improve sleep quality with relaxing sounds, sleep stories, and a smart alarm. It tracks your sleep cycles and sounds, offering personalized mixes to create a comfortable sleep environment.

**Highlights:** Relaxing sleep sounds and music, Sleep stories for calming, Personalized sound mixes, Sleep cycle tracking, Smart gentle alarm, Sleep sound monitoring, Apple Health integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sleep+ Monthly Pro | $9.99 | per month |
| Sleep+ Yearly Pro | $49.99 | per year |


### K

[App page](https://appshunter.io/ios/app/k-studio/id6739556845)

**In-app purchases:** none


## Frequently asked questions

### Is Sleep Tracker And White Noise free?

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

### Is K free?

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

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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.*