# E住培 vs 解螺旋

The clearest difference is in-app purchases: E住培 at none against 解螺旋's 10. E住培 also leads on iOS requirement (12.0 vs 15.0). 解螺旋's advantage is update cadence (every 4 weeks vs every 20 months). On price, ads and device support there is nothing between them.

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

E住培 ships an update every 20 months, 解螺旋 every 4 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | E住培 | 解螺旋 |
| --- | --- | --- |
| 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 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 weeks** |
| Size | 67 MB | 91 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Nanjing Character Network Information Technology Co. Ltd.](https://appshunter.io/developer/1148008854) | [上海尤里卡信息科技有限公司](https://appshunter.io/developer/999830027) |

## What reviewers say

### E住培

[App page](https://appshunter.io/ios/app/e/id1524584987)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is E住培 free?

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

### Is 解螺旋 free?

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

### Do E住培 or 解螺旋 have ads?

Neither E住培 nor 解螺旋 shows ads.

### Which is updated more often, E住培 or 解螺旋?

E住培 ships an update every 20 months, and 解螺旋 every 4 weeks. Most recently, E住培 was updated on November 7, 2026 and 解螺旋 on November 3, 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.*