# LUFFABENZ vs OKIN SMART SLEEP

The clearest difference is device support: OKIN SMART SLEEP at 3 against LUFFABENZ's —. LUFFABENZ's advantage is iOS requirement (10.0 vs 12.0). On price and in-app purchases 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 | LUFFABENZ | OKIN SMART SLEEP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 158 MB | 123 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SHENZHEN LUFFABENZ BEDDING CO., LTD.](https://appshunter.io/developer/1564408747) | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) |

## What reviewers say

### LUFFABENZ

[App page](https://appshunter.io/ios/app/luffabenz/id1564408505)

**In-app purchases:** none


### OKIN SMART SLEEP

[App page](https://appshunter.io/ios/app/okin-smart-sleep/id6449954084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LUFFABENZ free?

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

### Is OKIN SMART SLEEP free?

OKIN SMART SLEEP 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.*