# YEJING Smart vs Kre  Smart

The clearest difference is device support: YEJING Smart at 2 against Kre  Smart's —. On price, in-app purchases and iOS requirement 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 | YEJING Smart | Kre  Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 25 months | — |
| Size | 151 MB | 146 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Suzhou Yejing Lighting Energy Saving Technology Co., Ltd](https://appshunter.io/developer/1597243002) | [KERUIER NEW ENERGY](https://appshunter.io/developer/1732956085) |

## What reviewers say

### YEJING Smart

[App page](https://appshunter.io/ios/app/yejing-smart/id1597243000)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kre  Smart

[App page](https://appshunter.io/ios/app/kre-smart/id6478471823)

**In-app purchases:** none


## Frequently asked questions

### Is YEJING Smart free?

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

### Is Kre  Smart free?

Kre  Smart 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.*