# 正雅医生 vs 丰信牙科

The clearest difference is iOS requirement: 丰信牙科 at 13.0 against 正雅医生's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

正雅医生 ships an update monthly, 丰信牙科 fortnightly. The most recent releases landed on September 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 正雅医生 | 丰信牙科 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 27 MB | 45 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [SHANGHAI SMARTEE DENTE-TECHNOLOGY CO.,LTD](https://appshunter.io/developer/847523524) | [Inner Mongolia Fengxin Medicine Co.,Ltd.](https://appshunter.io/developer/1641037365) |

## What reviewers say

### 正雅医生

[App page](https://appshunter.io/ios/app/id1477958276)

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

**In-app purchases:** none


### 丰信牙科

[App page](https://appshunter.io/ios/app/id1663756795)

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

**In-app purchases:** none


## Frequently asked questions

### Is 正雅医生 free?

正雅医生 is free to download, with no in-app purchases.

### Is 丰信牙科 free?

丰信牙科 is free to download, with no in-app purchases.

### Do 正雅医生 or 丰信牙科 have ads?

Neither 正雅医生 nor 丰信牙科 shows ads.

### Which is updated more often, 正雅医生 or 丰信牙科?

正雅医生 ships an update monthly, and 丰信牙科 fortnightly. Most recently, 正雅医生 was updated on September 1, 2026 and 丰信牙科 on September 23, 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.*