# 全球网测 vs EV扩展屏

The clearest difference is review sentiment: 全球网测 at 83% against EV扩展屏's 0%. 全球网测 also leads on rating (4.2 vs 1.0) and ratings volume (20 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

全球网测 holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: 全球网测 has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of 全球网测's written reviews are positive against 0% of EV扩展屏's.

全球网测 ships an update every 5 months, EV扩展屏 every 3 months. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 全球网测 | EV扩展屏 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (20 ratings)](https://appshunter.io/ios/app/id1668623776/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/ev/id6443439614/reviews) |
| Number of ratings | **20** | 1 |
| Positive reviews | **83.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 9 MB | 9 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [China Academy of Telecommunication Research of MIIT](https://appshunter.io/developer/918420891) | [振宇 胡](https://appshunter.io/developer/1190222874) |

## What reviewers say

### 全球网测

[App page](https://appshunter.io/ios/app/id1668623776)

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

**In-app purchases:** none


### EV扩展屏

[App page](https://appshunter.io/ios/app/ev/id6443439614)

This utility app allows you to use your mobile device as an external display for your computer. It supports both extended and mirrored screen modes, and can also sync your computer's audio to your phone or tablet.

**Highlights:** WiFi connection, Dual screen collaboration, Extended display mode, Mirrored display mode, Computer audio sync

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 全球网测 free?

全球网测 is free to download, with no in-app purchases.

### Is EV扩展屏 free?

EV扩展屏 is free to download, with no in-app purchases.

### Which has better reviews, 全球网测 or EV扩展屏?

全球网测 is rated higher. 全球网测 averages 4.2 out of 5 from 20 ratings, while EV扩展屏 averages 1.0 from 1 ratings.

### Do 全球网测 or EV扩展屏 have ads?

Neither 全球网测 nor EV扩展屏 shows ads.

### Which is updated more often, 全球网测 or EV扩展屏?

全球网测 ships an update every 5 months, and EV扩展屏 every 3 months. Most recently, 全球网测 was updated on September 22, 2026 and EV扩展屏 on September 16, 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.*