# 工控大师专业版 vs 智慧空压站V2

The clearest difference is in-app purchases: 智慧空压站V2 at none against 工控大师专业版's 4. 智慧空压站V2 also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. 工控大师专业版 sells 4 one-off in-app purchases. 智慧空压站V2 asks for nothing beyond the download.

## The numbers

| Metric | 工控大师专业版 | 智慧空压站V2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 6 weeks |
| Size | 41 MB | 31 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [深圳扳手会供应链科技有限公司](https://appshunter.io/developer/1718660653) | [HeFei Comate Intelligent Sensor Co., Ltd.](https://appshunter.io/developer/1087671825) |

## What reviewers say

### 工控大师专业版

[App page](https://appshunter.io/ios/app/id6502392193)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $3.99 | one-time |
| 90天会员 | $6.99 | one-time |
| 一年会员（365天） | $14.99 | one-time |
| 三年会员（1095天） | $29.99 | one-time |


### 智慧空压站V2

[App page](https://appshunter.io/ios/app/v2/id6769652277)

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

**In-app purchases:** none


## Frequently asked questions

### Is 工控大师专业版 free?

工控大师专业版 is free to download, with in-app purchases available.

### Is 智慧空压站V2 free?

智慧空压站V2 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.*