# 结构设计工具箱 vs PIMCenter

The clearest difference is in-app purchases: PIMCenter at none against 结构设计工具箱's 3. PIMCenter also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.6). On price, update cadence and device support there is nothing between them.

Both are free to download. 结构设计工具箱 sells 3 in-app purchases, starting at $3.99 per month. PIMCenter asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on November 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 结构设计工具箱 | PIMCenter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | Every 4 months |
| Size | 14 MB | 52 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [疆 边](https://appshunter.io/developer/1124320934) | [DMS Corporation Co., Ltd.](https://appshunter.io/developer/1214145285) |

## What reviewers say

### 结构设计工具箱

[App page](https://appshunter.io/ios/app/id1170765643)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一个月 | $3.99 | per month |
| 一年 | $7.99 | per year |
| 完整版 | $12.99 | one-time |


### PIMCenter

[App page](https://appshunter.io/ios/app/pimcenter/id1434025112)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 结构设计工具箱 free?

结构设计工具箱 is free to download, with in-app purchases available.

### Is PIMCenter free?

PIMCenter is free to download, with no in-app purchases.

### Do 结构设计工具箱 or PIMCenter have ads?

结构设计工具箱 shows ads; PIMCenter does not.

### Which is updated more often, 结构设计工具箱 or PIMCenter?

结构设计工具箱 ships an update every 4 months, and PIMCenter every 4 months. Most recently, 结构设计工具箱 was updated on November 2, 2026 and PIMCenter on October 4, 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.*