# 咚咚维保云 vs 金掌通零售版

The clearest difference is device support: 咚咚维保云 at 2 against 金掌通零售版's —. 金掌通零售版's advantage is iOS requirement (9.0 vs 15.1). 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 | 咚咚维保云 | 金掌通零售版 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 136 MB | 27 MB |
| Requires iOS | 15.1 | **9.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [厦门银江智慧城市技术有限公司](https://appshunter.io/developer/1176821426) | [徐州齐云网络科技有限公司](https://appshunter.io/developer/1209389829) |

## What reviewers say

### 咚咚维保云

[App page](https://appshunter.io/ios/app/id1252246498)

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

**In-app purchases:** none


### 金掌通零售版

[App page](https://appshunter.io/ios/app/id1473377553)

**In-app purchases:** none


## Frequently asked questions

### Is 咚咚维保云 free?

咚咚维保云 is free to download, with no in-app purchases.

### Is 金掌通零售版 free?

金掌通零售版 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.*