# 岩管家 vs 石化招采

The clearest difference is update cadence: 岩管家 at weekly against 石化招采's every 2 months. 石化招采's advantage is iOS requirement (10.0 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.

岩管家 ships an update weekly, 石化招采 every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 岩管家 | 石化招采 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 107 MB | 95 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Zhongke geotechnical engineering technology training Co., Ltd](https://appshunter.io/developer/1580896824) | [China Petrochemical Corporation](https://appshunter.io/developer/1404188289) |

## What reviewers say

### 岩管家

[App page](https://appshunter.io/ios/app/id1610639776)

**Features:** macOS Compatibility

**In-app purchases:** none


### 石化招采

[App page](https://appshunter.io/ios/app/id6444849755)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 岩管家 free?

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

### Is 石化招采 free?

石化招采 is free to download, with no in-app purchases.

### Do 岩管家 or 石化招采 have ads?

Neither 岩管家 nor 石化招采 shows ads.

### Which is updated more often, 岩管家 or 石化招采?

岩管家 ships an update weekly, and 石化招采 every 2 months. Most recently, 岩管家 was updated on November 3, 2026 and 石化招采 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.*