# 知谷 vs 中华粮网

The clearest difference is in-app purchases: 知谷 at none against 中华粮网's 5. 知谷 also leads on iOS requirement (9.0 vs 15.0). 中华粮网's advantage is update cadence (every 2 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. 中华粮网 sells 5 one-off in-app purchases. 知谷 asks for nothing beyond the download.

知谷 ships an update every 4 months, 中华粮网 every 2 weeks. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 知谷 | 中华粮网 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 67 MB | 55 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [北京卓众出版有限公司](https://appshunter.io/developer/468986859) | [Zhengzhou Hualiang Technology Co.,Ltd](https://appshunter.io/developer/546629650) |

## What reviewers say

### 知谷

[App page](https://appshunter.io/ios/app/id952181582)

**Features:** macOS Compatibility

**In-app purchases:** none


### 中华粮网

[App page](https://appshunter.io/ios/app/id6443579593)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个月稻谷信息会员 | $21.99 | one-time |
| 1个月玉米信息会员 | $21.99 | one-time |
| 1个月油脂油料信息会员 | $27.99 | one-time |
| 3个月小麦信息会员 | $69.99 | one-time |
| 1个月小麦信息会员 | $89.99 | one-time |


## Frequently asked questions

### Is 知谷 free?

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

### Is 中华粮网 free?

中华粮网 is free to download, with in-app purchases available.

### Do 知谷 or 中华粮网 have ads?

Neither 知谷 nor 中华粮网 shows ads.

### Which is updated more often, 知谷 or 中华粮网?

知谷 ships an update every 4 months, and 中华粮网 every 2 weeks. Most recently, 知谷 was updated on October 26, 2026 and 中华粮网 on November 3, 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.*