# 环保工匠 vs 互牧猪精

The clearest difference is update cadence: 环保工匠 at fortnightly against 互牧猪精's every 2 months. 环保工匠 also leads on iOS requirement (13.0 vs 15.0). 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.

环保工匠 ships an update fortnightly, 互牧猪精 every 2 months. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 环保工匠 | 互牧猪精 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 76 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [向强 陈](https://appshunter.io/developer/1600015117) | [上海互牧信息科技有限公司](https://appshunter.io/developer/1632174648) |

## What reviewers say

### 环保工匠

[App page](https://appshunter.io/ios/app/id1601921661)

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

**In-app purchases:** none


### 互牧猪精

[App page](https://appshunter.io/ios/app/id6469591504)

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

**In-app purchases:** none


## Frequently asked questions

### Is 环保工匠 free?

环保工匠 is free to download, with no in-app purchases.

### Is 互牧猪精 free?

互牧猪精 is free to download, with no in-app purchases.

### Do 环保工匠 or 互牧猪精 have ads?

Neither 环保工匠 nor 互牧猪精 shows ads.

### Which is updated more often, 环保工匠 or 互牧猪精?

环保工匠 ships an update fortnightly, and 互牧猪精 every 2 months. Most recently, 环保工匠 was updated on October 25, 2026 and 互牧猪精 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.*