# 掌上医疗管理版 vs Power Grid Map

The clearest difference is ads: 掌上医疗管理版 at none against Power Grid Map's shown. 掌上医疗管理版 also leads on iOS requirement (10.0 vs 18.0). Power Grid Map's advantage is update cadence (daily vs every 3 weeks). On price, 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.

掌上医疗管理版 ships an update every 3 weeks, Power Grid Map daily. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 掌上医疗管理版 | Power Grid Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/power-grid-map/id6740839186/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | — | Ad-supported |
| Size | 182 MB | 60 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [China Telecom Wanwei Information Technology Co.,Ltd](https://appshunter.io/developer/492829181) | [FreshBizOpps, LLC](https://appshunter.io/developer/1506039373) |

## What reviewers say

### 掌上医疗管理版

[App page](https://appshunter.io/ios/app/id934665121)

**Features:** macOS Compatibility

**In-app purchases:** none


### Power Grid Map

[App page](https://appshunter.io/ios/app/power-grid-map/id6740839186)

Visualize electricity infrastructure across the United States, including power plants and daily energy mix changes. Learn about the energy infrastructure in your vicinity with this free, comprehensive tool.

**Highlights:** Visualize US electricity infrastructure, Locate power plants, Observe daily energy mix changes, Learn about local infrastructure, Updated hourly with public data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 掌上医疗管理版 free?

掌上医疗管理版 is free to download, with no in-app purchases.

### Is Power Grid Map free?

Power Grid Map is free to download, with no in-app purchases.

### Do 掌上医疗管理版 or Power Grid Map have ads?

Power Grid Map shows ads; 掌上医疗管理版 does not.

### Which is updated more often, 掌上医疗管理版 or Power Grid Map?

掌上医疗管理版 ships an update every 3 weeks, and Power Grid Map daily. Most recently, 掌上医疗管理版 was updated on November 6, 2026 and Power Grid Map on October 30, 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.*