# 解螺旋 vs 德医医学

The clearest difference is in-app purchases: 德医医学 at none against 解螺旋's 10. 德医医学 also leads on iOS requirement (13.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 解螺旋 sells 10 one-off in-app purchases. 德医医学 asks for nothing beyond the download.

解螺旋 ships an update every 4 weeks, 德医医学 every 6 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 解螺旋 | 德医医学 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/id1527692254/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Size | 91 MB | 82 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [上海尤里卡信息科技有限公司](https://appshunter.io/developer/999830027) | [北京医盛天下技术服务有限公司](https://appshunter.io/developer/1569773338) |

## What reviewers say

### 解螺旋

[App page](https://appshunter.io/ios/app/id1527692254)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 币4.2 | $0.99 | one-time |
| 币0.7 | $0.99 | one-time |
| 币61.6 | $12.99 | one-time |
| 币103.6 | $21.99 | one-time |
| 币208.06 | $39.99 | one-time |
| 币201.6 | $45.99 | one-time |
| 币278.6 | $59.99 | one-time |
| 币362.6 | $69.99 | one-time |
| 币411.6 | $89.99 | one-time |
| 币418.6 | $89.99 | one-time |


### 德医医学

[App page](https://appshunter.io/ios/app/id6470362999)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 解螺旋 free?

解螺旋 is free to download, with in-app purchases available.

### Is 德医医学 free?

德医医学 is free to download, with no in-app purchases.

### Do 解螺旋 or 德医医学 have ads?

Neither 解螺旋 nor 德医医学 shows ads.

### Which is updated more often, 解螺旋 or 德医医学?

解螺旋 ships an update every 4 weeks, and 德医医学 every 6 weeks. Most recently, 解螺旋 was updated on November 3, 2026 and 德医医学 on November 8, 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.*