# 亮马智能 vs KD Serials

The clearest difference is device support: KD Serials at 2 against 亮马智能's —. KD Serials also leads on iOS requirement (9.0 vs 11.0). 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 | 亮马智能 | KD Serials |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 4 weeks |
| Size | 176 MB | 39 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hunan LiangMa Intelligent Technology Co., LTD](https://appshunter.io/developer/1714410655) | [Hangzhou Junce Instruments Co., Ltd.](https://appshunter.io/developer/1535583983) |

## What reviewers say

### 亮马智能

[App page](https://appshunter.io/ios/app/id1545884932)

**In-app purchases:** none


### KD Serials

[App page](https://appshunter.io/ios/app/kd-serials/id1576490437)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 亮马智能 free?

亮马智能 is free to download, with no in-app purchases.

### Is KD Serials free?

KD Serials 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.*