# 工程e vs 智测通

The clearest difference is update cadence: 工程e at monthly against 智测通's every 19 months. 工程e also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

工程e ships an update monthly, 智测通 every 19 months. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 工程e | 智测通 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Monthly** | Every 19 months |
| Size | 101 MB | 33 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Yun Lian Wan Qi Technology Co., Ltd.](https://appshunter.io/developer/1138675930) | [Wuhan Surveying-Geotechnical Research Institute CO.LTD Of MCC](https://appshunter.io/developer/1524725347) |

## What reviewers say

### 工程e

[App page](https://appshunter.io/ios/app/e/id1507935157)

**Features:** macOS Compatibility

**In-app purchases:** none


### 智测通

[App page](https://appshunter.io/ios/app/id1612025051)

**In-app purchases:** none


## Frequently asked questions

### Is 工程e free?

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

### Is 智测通 free?

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

### Which is updated more often, 工程e or 智测通?

工程e ships an update monthly, and 智测通 every 19 months. Most recently, 工程e was updated on October 27, 2026 and 智测通 on October 9, 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.*