# 医手签 vs 主治医师2021(最新)

The clearest difference is in-app purchases: 医手签 at none against 主治医师2021(最新)'s 4. 医手签 also leads on update cadence (monthly vs every 3 months) and iOS requirement (9.0 vs 13.2). On price, ads and device support there is nothing between them.

Both are free to download. 主治医师2021(最新) sells 4 one-off in-app purchases. 医手签 asks for nothing beyond the download.

医手签 ships an update monthly, 主治医师2021(最新) every 3 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 医手签 | 主治医师2021(最新) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 49 MB | 179 MB |
| Requires iOS | **9.0** | 13.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [凯特信安](https://appshunter.io/developer/877527432) | [发中 严](https://appshunter.io/developer/1674687905) |

## What reviewers say

### 医手签

[App page](https://appshunter.io/ios/app/id1463154751)

**In-app purchases:** none


### 主治医师2021(最新)

[App page](https://appshunter.io/ios/app/2021/id1550544231)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开通1个月会员 | $7.99 | one-time |
| 开通18个月会员 | $9.99 | one-time |
| 开通30个月会员 | $9.99 | one-time |
| 开通42个月会员 | $12.99 | one-time |


## Frequently asked questions

### Is 医手签 free?

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

### Is 主治医师2021(最新) free?

主治医师2021(最新) is free to download, with in-app purchases available.

### Do 医手签 or 主治医师2021(最新) have ads?

Neither 医手签 nor 主治医师2021(最新) shows ads.

### Which is updated more often, 医手签 or 主治医师2021(最新)?

医手签 ships an update monthly, and 主治医师2021(最新) every 3 months. Most recently, 医手签 was updated on October 14, 2026 and 主治医师2021(最新) on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*