# 口腔执业医师2022题库 vs 七颗牙学堂HD

The clearest difference is update cadence: 七颗牙学堂HD at every 6 months against 口腔执业医师2022题库's every 36 months. 口腔执业医师2022题库's advantage is device support (3 vs 1). On price, ads, in-app purchases 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 and 七颗牙学堂HD sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

口腔执业医师2022题库 ships an update every 36 months, 七颗牙学堂HD every 6 months. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 口腔执业医师2022题库 | 七颗牙学堂HD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 6 months** |
| Size | 27 MB | 54 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 17+ |
| Developer | [发中 严](https://appshunter.io/developer/1674687905) | [春辉 刘](https://appshunter.io/developer/1459975616) |

## What reviewers say

### 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 |


### 七颗牙学堂HD

[App page](https://appshunter.io/ios/app/hd/id6443649334)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小七币 | $0.99 | one-time |
| 小七币 | $4.99 | one-time |
| 小七币 | $7.99 | one-time |
| 小七币 | $15.99 | one-time |
| 小七币 | $17.99 | one-time |
| 小七币 | $74.99 | one-time |
| 小七币 | $149.99 | one-time |
| 小七币 | $449.99 | one-time |


## Frequently asked questions

### 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.

### Is 七颗牙学堂HD free?

七颗牙学堂HD is free to download, with in-app purchases available.

### Do 口腔执业医师2022题库 or 七颗牙学堂HD have ads?

Neither 口腔执业医师2022题库 nor 七颗牙学堂HD shows ads.

### Which is updated more often, 口腔执业医师2022题库 or 七颗牙学堂HD?

口腔执业医师2022题库 ships an update every 36 months, and 七颗牙学堂HD every 6 months. Most recently, 口腔执业医师2022题库 was updated on September 17, 2026 and 七颗牙学堂HD on September 11, 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.*