# 筑材网 vs 钢管圈

筑材网 and 钢管圈 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 筑材网 | 钢管圈 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Size | 83 MB | 127 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jiangsu Zucai E-Business Co.,Ltd](https://appshunter.io/developer/1144874005) | [Hebei ZaiXun Network Technology Co., Ltd.](https://appshunter.io/developer/994393282) |

## What reviewers say

### 筑材网

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 钢管圈

[App page](https://appshunter.io/ios/app/id1502328002)

**Features:** macOS Compatibility

**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 钢管圈 free?

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

### Do 筑材网 or 钢管圈 have ads?

Neither 筑材网 nor 钢管圈 shows ads.

### Which is updated more often, 筑材网 or 钢管圈?

筑材网 ships an update every 5 weeks, and 钢管圈 every 5 weeks. Most recently, 筑材网 was updated on October 24, 2026 and 钢管圈 on October 18, 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.*