# 校园应急广播 vs DNS测速

The clearest difference is in-app purchases: 校园应急广播 at none against DNS测速's 1. 校园应急广播 also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (10.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. DNS测速 sells 1 one-off in-app purchase. 校园应急广播 asks for nothing beyond the download.

校园应急广播 ships an update every 2 months, DNS测速 every 5 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 校园应急广播 | DNS测速 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 7 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [广东保伦电子股份有限公司](https://appshunter.io/developer/933187149) | [兴龙 张](https://appshunter.io/developer/1576162823) |

## What reviewers say

### 校园应急广播

[App page](https://appshunter.io/ios/app/id1636073374)

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

**In-app purchases:** none


### DNS测速

[App page](https://appshunter.io/ios/app/dns/id6470105015)

Optimize your network speed by testing and selecting the best DNS servers. This tool measures DNS latency and resolution times to help you reduce connection delays and improve your overall online experience.

**Highlights:** DNS latency testing, DNS resolution delay testing, TCP connectivity testing, Network optimization, DNS server selection

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 测速会员 | $0.99 | one-time |


## Frequently asked questions

### Is 校园应急广播 free?

校园应急广播 is free to download, with no in-app purchases.

### Is DNS测速 free?

DNS测速 is free to download, with in-app purchases available.

### Do 校园应急广播 or DNS测速 have ads?

Neither 校园应急广播 nor DNS测速 shows ads.

### Which is updated more often, 校园应急广播 or DNS测速?

校园应急广播 ships an update every 2 months, and DNS测速 every 5 months. Most recently, 校园应急广播 was updated on October 7, 2026 and DNS测速 on October 18, 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.*