# 掌上用电 vs 三峡水利APP

The clearest difference is update cadence: 三峡水利APP at every 2 weeks against 掌上用电's monthly. 三峡水利APP also leads on 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.

掌上用电 ships an update monthly, 三峡水利APP every 2 weeks. The most recent releases landed on October 12, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 掌上用电 | 三峡水利APP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 37 MB | 80 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [上海佳岚智能科技有限公司](https://appshunter.io/developer/1116476944) | [重庆三峡水利供电有限公司](https://appshunter.io/developer/1500888975) |

## What reviewers say

### 掌上用电

[App page](https://appshunter.io/ios/app/id1116476945)

**In-app purchases:** none


### 三峡水利APP

[App page](https://appshunter.io/ios/app/app/id1665045016)

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

**In-app purchases:** none


## Frequently asked questions

### Is 掌上用电 free?

掌上用电 is free to download, with no in-app purchases.

### Is 三峡水利APP free?

三峡水利APP is free to download, with no in-app purchases.

### Do 掌上用电 or 三峡水利APP have ads?

Neither 掌上用电 nor 三峡水利APP shows ads.

### Which is updated more often, 掌上用电 or 三峡水利APP?

掌上用电 ships an update monthly, and 三峡水利APP every 2 weeks. Most recently, 掌上用电 was updated on October 12, 2026 and 三峡水利APP on September 13, 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.*