# 汇川设备服务 vs ClampMeter

The clearest difference is iOS requirement: ClampMeter at 9.0 against 汇川设备服务's 12.0. On price, update cadence, ads 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.

汇川设备服务 ships an update every 6 weeks, ClampMeter every 2 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 汇川设备服务 | ClampMeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 108 MB | 26 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [苏州汇川技术有限公司](https://appshunter.io/developer/1441943965) | [ZHANGZHOU EASTERN INTELLIGENT METER CO., LTD.](https://appshunter.io/developer/1064839954) |

## What reviewers say

### 汇川设备服务

[App page](https://appshunter.io/ios/app/id6446917268)

**Features:** macOS Compatibility

**In-app purchases:** none


### ClampMeter

[App page](https://appshunter.io/ios/app/clampmeter/id6448405311)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 汇川设备服务 free?

汇川设备服务 is free to download, with no in-app purchases.

### Is ClampMeter free?

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

### Do 汇川设备服务 or ClampMeter have ads?

Neither 汇川设备服务 nor ClampMeter shows ads.

### Which is updated more often, 汇川设备服务 or ClampMeter?

汇川设备服务 ships an update every 6 weeks, and ClampMeter every 2 months. Most recently, 汇川设备服务 was updated on October 25, 2026 and ClampMeter on October 27, 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.*