# AMS First Aid Study vs CRE中文王

The clearest difference is in-app purchases: AMS First Aid Study at none against CRE中文王's 1. AMS First Aid Study also leads on update cadence (every 3 weeks vs every 5 months). CRE中文王's advantage is ads (none vs shown) and iOS requirement (13.4 vs 15.1). On price and device support there is nothing between them.

Both are free to download. CRE中文王 sells 1 one-off in-app purchase. AMS First Aid Study asks for nothing beyond the download.

AMS First Aid Study ships an update every 3 weeks, CRE中文王 every 5 months. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | AMS First Aid Study | CRE中文王 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 19 MB | 81 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Wong Ki Chun](https://appshunter.io/developer/1520856630) | [yuen shing poon](https://appshunter.io/developer/1721737144) |

## What reviewers say

### AMS First Aid Study

[App page](https://appshunter.io/ios/app/ams-first-aid-study/id1520856628)

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

**In-app purchases:** none


### CRE中文王

[App page](https://appshunter.io/ios/app/cre/id6504716589)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 專業版 | $5.99 | one-time |


## Frequently asked questions

### Is AMS First Aid Study free?

AMS First Aid Study is free to download, with no in-app purchases.

### Is CRE中文王 free?

CRE中文王 is free to download, with in-app purchases available.

### Do AMS First Aid Study or CRE中文王 have ads?

AMS First Aid Study shows ads; CRE中文王 does not.

### Which is updated more often, AMS First Aid Study or CRE中文王?

AMS First Aid Study ships an update every 3 weeks, and CRE中文王 every 5 months. Most recently, AMS First Aid Study was updated on October 4, 2026 and CRE中文王 on October 20, 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.*