# e勘察 vs 资源勘查

The clearest difference is device support: e勘察 at 2 against 资源勘查's —. 资源勘查's advantage is iOS requirement (10.0 vs 13.0). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | e勘察 | 资源勘查 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Size | 45 MB | 53 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [China Jikan Research Institute Of Engineering Investigations And Design, Co., Lt d.](https://appshunter.io/developer/1606692541) | [Wuhan Surveying-Geotechnical Research Institute CO.LTD Of MCC](https://appshunter.io/developer/1524725347) |

## What reviewers say

### e勘察

[App page](https://appshunter.io/ios/app/e/id1606692539)

**Features:** macOS Compatibility

**In-app purchases:** none


### 资源勘查

[App page](https://appshunter.io/ios/app/id6469686048)

**In-app purchases:** none


## Frequently asked questions

### Is e勘察 free?

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

### Is 资源勘查 free?

资源勘查 is free to download, with no in-app purchases.

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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.*