# 筑材网 vs 链应急

The clearest difference is iOS requirement: 筑材网 at 11.0 against 链应急's 13.0. On price, update cadence, ads 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.

筑材网 ships an update every 5 weeks, 链应急 every 3 weeks. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 筑材网 | 链应急 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 83 MB | 36 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jiangsu Zucai E-Business Co.,Ltd](https://appshunter.io/developer/1144874005) | [唐山银耐联电子商务有限公司](https://appshunter.io/developer/1381056002) |

## What reviewers say

### 筑材网

[App page](https://appshunter.io/ios/app/id1144874006)

**Features:** macOS Compatibility

**In-app purchases:** none


### 链应急

[App page](https://appshunter.io/ios/app/id6475662653)

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

**In-app purchases:** none


## Frequently asked questions

### Is 筑材网 free?

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

### Is 链应急 free?

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

### Do 筑材网 or 链应急 have ads?

Neither 筑材网 nor 链应急 shows ads.

### Which is updated more often, 筑材网 or 链应急?

筑材网 ships an update every 5 weeks, and 链应急 every 3 weeks. Most recently, 筑材网 was updated on October 11, 2026 and 链应急 on October 12, 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.*