# 水质多参数APP vs AEES CV

The clearest difference is ads: 水质多参数APP at none against AEES CV's shown. AEES CV's advantage is update cadence (every 3 months vs every 7 months). On price, in-app purchases, device support 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.

水质多参数APP ships an update every 7 months, AEES CV every 3 months. The most recent releases landed on July 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 水质多参数APP | AEES CV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 29 MB | 47 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Xiamen Standards Scientific Instrument Co.,Ltd.](https://appshunter.io/developer/1194436536) | [厦门攸信信息技术有限公司](https://appshunter.io/developer/1651172474) |

## What reviewers say

### 水质多参数APP

[App page](https://appshunter.io/ios/app/app/id1450483863)

**Features:** macOS Compatibility

**In-app purchases:** none


### AEES CV

[App page](https://appshunter.io/ios/app/aees-cv/id6738571676)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 水质多参数APP free?

水质多参数APP is free to download, with no in-app purchases.

### Is AEES CV free?

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

### Do 水质多参数APP or AEES CV have ads?

AEES CV shows ads; 水质多参数APP does not.

### Which is updated more often, 水质多参数APP or AEES CV?

水质多参数APP ships an update every 7 months, and AEES CV every 3 months. Most recently, 水质多参数APP was updated on July 1, 2026 and AEES CV on September 22, 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.*