# 防災虛擬體驗館 vs EMT

The clearest difference is in-app purchases: 防災虛擬體驗館 at none against EMT's 1. 防災虛擬體驗館 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. EMT sells 1 in-app purchase, starting at $2.99 per month. 防災虛擬體驗館 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 防災虛擬體驗館 | EMT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 689 MB | 92 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Po Jen YANG](https://appshunter.io/developer/1332222057) | [CHENG HSUN CHUANG](https://appshunter.io/developer/1879751678) |

## What reviewers say

### 防災虛擬體驗館

[App page](https://appshunter.io/ios/app/id6444285522)

**Features:** macOS Compatibility

**In-app purchases:** none


### EMT

[App page](https://appshunter.io/ios/app/emt-p/id6760034171)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 訂閱解鎖版 | $2.99 | per month |


## Frequently asked questions

### Is 防災虛擬體驗館 free?

防災虛擬體驗館 is free to download, with no in-app purchases.

### Is EMT free?

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

### Do 防災虛擬體驗館 or EMT have ads?

EMT shows ads; 防災虛擬體驗館 does not.

### Which is updated more often, 防災虛擬體驗館 or EMT?

防災虛擬體驗館 ships an update every 3 weeks, and EMT every 3 weeks. Most recently, 防災虛擬體驗館 was updated on October 4, 2026 and EMT on October 2, 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.*