# 简小订 vs 首钢环境

The clearest difference is update cadence: 首钢环境 at every 2 weeks against 简小订's every 2 months. 简小订's advantage is iOS requirement (10.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

简小订 ships an update every 2 months, 首钢环境 every 2 weeks. The most recent releases landed on October 6, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 简小订 | 首钢环境 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id1477005102/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 29 MB | 60 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Dingjian Network Technology Co.,Ltd.](https://appshunter.io/developer/1477005101) | [凯 李](https://appshunter.io/developer/1801051418) |

## What reviewers say

### 简小订

[App page](https://appshunter.io/ios/app/id1477005102)

**Features:** macOS Compatibility

**In-app purchases:** none


### 首钢环境

[App page](https://appshunter.io/ios/app/id6448249379)

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

**In-app purchases:** none


## Frequently asked questions

### Is 简小订 free?

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

### Is 首钢环境 free?

首钢环境 is free to download, with no in-app purchases.

### Do 简小订 or 首钢环境 have ads?

Neither 简小订 nor 首钢环境 shows ads.

### Which is updated more often, 简小订 or 首钢环境?

简小订 ships an update every 2 months, and 首钢环境 every 2 weeks. Most recently, 简小订 was updated on October 6, 2026 and 首钢环境 on September 16, 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.*