# 保镖报警器 vs E众智行

The clearest difference is device support: 保镖报警器 at 2 against E众智行's —. 保镖报警器 also leads on iOS requirement (8.0 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 | 保镖报警器 | E众智行 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 28 MB | 32 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [浙江保镖电子科技有限公司](https://appshunter.io/developer/966757911) | [USTL Internet of Things Co., Ltd.](https://appshunter.io/developer/1494250730) |

## What reviewers say

### 保镖报警器

[App page](https://appshunter.io/ios/app/id966757912)

**Features:** macOS Compatibility

**In-app purchases:** none


### E众智行

[App page](https://appshunter.io/ios/app/e/id6612020788)

**In-app purchases:** none


## Frequently asked questions

### Is 保镖报警器 free?

保镖报警器 is free to download, with no in-app purchases.

### Is E众智行 free?

E众智行 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.*