# KeysClass2 vs 口腔执业医师2022题库

The clearest difference is in-app purchases: KeysClass2 at none against 口腔执业医师2022题库's 4. KeysClass2 also leads on update cadence (every 9 months vs every 36 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 口腔执业医师2022题库 sells 4 one-off in-app purchases. KeysClass2 asks for nothing beyond the download.

KeysClass2 ships an update every 9 months, 口腔执业医师2022题库 every 36 months. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | KeysClass2 | 口腔执业医师2022题库 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 36 months |
| Size | 4 MB | 27 MB |
| Requires iOS | 13.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [YiLin Wen](https://appshunter.io/developer/1110629566) | [发中 严](https://appshunter.io/developer/1674687905) |

## What reviewers say

### KeysClass2

[App page](https://appshunter.io/ios/app/keysclass2/id1486556540)

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

**In-app purchases:** none


### 口腔执业医师2022题库

[App page](https://appshunter.io/ios/app/2022/id1583394037)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个月VIP | $4.99 | one-time |
| 6个月VIP | $6.99 | one-time |
| 12个月VIP | $7.99 | one-time |
| 24个月VIP | $9.99 | one-time |


## Frequently asked questions

### Is KeysClass2 free?

KeysClass2 is free to download, with no in-app purchases.

### Is 口腔执业医师2022题库 free?

口腔执业医师2022题库 is free to download, with in-app purchases available.

### Do KeysClass2 or 口腔执业医师2022题库 have ads?

Neither KeysClass2 nor 口腔执业医师2022题库 shows ads.

### Which is updated more often, KeysClass2 or 口腔执业医师2022题库?

KeysClass2 ships an update every 9 months, and 口腔执业医师2022题库 every 36 months. Most recently, KeysClass2 was updated on September 9, 2026 and 口腔执业医师2022题库 on September 17, 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.*