# 勘察助手 vs 一见AR运维助手

The clearest difference is update cadence: 一见AR运维助手 at every 3 months against 勘察助手's every 6 months. 勘察助手's advantage is iOS requirement (9.1 vs 12.0). 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.

勘察助手 ships an update every 6 months, 一见AR运维助手 every 3 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 勘察助手 | 一见AR运维助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 9 MB | 380 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GLOBAL SAFETY TANZER TECHNOLOGY CO.LTD](https://appshunter.io/developer/1473548609) | [以见科技(上海)有限公司](https://appshunter.io/developer/1401741161) |

## What reviewers say

### 勘察助手

[App page](https://appshunter.io/ios/app/id1535190504)

**Features:** macOS Compatibility

**In-app purchases:** none


### 一见AR运维助手

[App page](https://appshunter.io/ios/app/ar/id1671483636)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 勘察助手 free?

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

### Is 一见AR运维助手 free?

一见AR运维助手 is free to download, with no in-app purchases.

### Do 勘察助手 or 一见AR运维助手 have ads?

Neither 勘察助手 nor 一见AR运维助手 shows ads.

### Which is updated more often, 勘察助手 or 一见AR运维助手?

勘察助手 ships an update every 6 months, and 一见AR运维助手 every 3 months. Most recently, 勘察助手 was updated on October 25, 2026 and 一见AR运维助手 on October 30, 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.*