# CNCERT vs 측정인

The clearest difference is update cadence: CNCERT at every 2 days against 측정인's every 8 days. CNCERT also leads on iOS requirement (11.0 vs 16.0). 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.

CNCERT ships an update every 2 days, 측정인 every 8 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CNCERT | 측정인 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Size | 19 MB | 65 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CNCITY energy Co., LTD.](https://appshunter.io/developer/1201662678) | [KECO](https://appshunter.io/developer/873915688) |

## What reviewers say

### CNCERT

[App page](https://appshunter.io/ios/app/cncert/id1496098399)

**Features:** macOS Compatibility

**In-app purchases:** none


### 측정인

[App page](https://appshunter.io/ios/app/id6740516462)

**In-app purchases:** none


## Frequently asked questions

### Is CNCERT free?

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

### Is 측정인 free?

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

### Do CNCERT or 측정인 have ads?

Neither CNCERT nor 측정인 shows ads.

### Which is updated more often, CNCERT or 측정인?

CNCERT ships an update every 2 days, and 측정인 every 8 days. Most recently, CNCERT was updated on October 25, 2026 and 측정인 on October 24, 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.*