# 建工程计算器 vs 钣金人

The clearest difference is in-app purchases: 建工程计算器 at none against 钣金人's 6. 建工程计算器 also leads on iOS requirement (10.0 vs 12.0). 钣金人's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 钣金人 sells 6 one-off in-app purchases. 建工程计算器 asks for nothing beyond the download.

建工程计算器 ships an update every 2 months, 钣金人 fortnightly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 建工程计算器 | 钣金人 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 35 MB | 62 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [浩 李](https://appshunter.io/developer/1468131829) | [爱龙 夏](https://appshunter.io/developer/1676873003) |

## What reviewers say

### 建工程计算器

[App page](https://appshunter.io/ios/app/id1527846872)

**Features:** macOS Compatibility

**In-app purchases:** none


### 钣金人

[App page](https://appshunter.io/ios/app/id6450397271)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $9.99 | one-time |
| 年度会员 | $14.99 | one-time |
| 付费咨询 | $14.99 | one-time |
| 付费咨询 | $19.99 | one-time |
| 付费咨询 | $29.99 | one-time |
| 永久会员 | $39.99 | one-time |


## Frequently asked questions

### Is 建工程计算器 free?

建工程计算器 is free to download, with no in-app purchases.

### Is 钣金人 free?

钣金人 is free to download, with in-app purchases available.

### Do 建工程计算器 or 钣金人 have ads?

Neither 建工程计算器 nor 钣金人 shows ads.

### Which is updated more often, 建工程计算器 or 钣金人?

建工程计算器 ships an update every 2 months, and 钣金人 fortnightly. Most recently, 建工程计算器 was updated on October 11, 2026 and 钣金人 on October 24, 2026.

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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.*