# 节水通 vs 智慧用电物联

The clearest difference is update cadence: 智慧用电物联 at every 4 days against 节水通's every 4 weeks. 节水通's advantage is iOS requirement (13.0 vs 15.0). 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.

节水通 ships an update every 4 weeks, 智慧用电物联 every 4 days. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 节水通 | 智慧用电物联 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Size | 17 MB | 116 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHANGHAI JICHEN DIGITAL WATER SCIENCE & TECHNOLOGY CO, LTD](https://appshunter.io/developer/1870878627) | [敏 周](https://appshunter.io/developer/1646389365) |

## What reviewers say

### 节水通

[App page](https://appshunter.io/ios/app/id1509679825)

**Features:** macOS Compatibility

**In-app purchases:** none


### 智慧用电物联

[App page](https://appshunter.io/ios/app/id6444729415)

**In-app purchases:** none


## Frequently asked questions

### Is 节水通 free?

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

### Is 智慧用电物联 free?

智慧用电物联 is free to download, with no in-app purchases.

### Do 节水通 or 智慧用电物联 have ads?

Neither 节水通 nor 智慧用电物联 shows ads.

### Which is updated more often, 节水通 or 智慧用电物联?

节水通 ships an update every 4 weeks, and 智慧用电物联 every 4 days. Most recently, 节水通 was updated on September 16, 2026 and 智慧用电物联 on September 17, 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.*