# 数字空压站 vs i工业园区

The clearest difference is device support: 数字空压站 at 3 against i工业园区'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 | 数字空压站 | i工业园区 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 76 MB | 58 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [苏州汇川技术有限公司](https://appshunter.io/developer/1441943965) | [Fuzhou Industrial Park Development Group Co.,Ltd](https://appshunter.io/developer/1697786100) |

## What reviewers say

### 数字空压站

[App page](https://appshunter.io/ios/app/id6447392098)

**Features:** macOS Compatibility

**In-app purchases:** none


### i工业园区

[App page](https://appshunter.io/ios/app/i/id6451368879)

**In-app purchases:** none


## Frequently asked questions

### Is 数字空压站 free?

数字空压站 is free to download, with no in-app purchases.

### Is i工业园区 free?

i工业园区 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.*