# 幻书 vs 宝宝CT扫描

The clearest difference is price: 幻书 at Free against 宝宝CT扫描's $0.99. 幻书 also leads on device support (3 vs 1) and iOS requirement (14.3 vs 18.0). 宝宝CT扫描's advantage is in-app purchases (none vs 11). On update cadence and ads there is nothing between them.

幻书 is free to download; 宝宝CT扫描 costs $0.99 up front. 幻书 sells 11 one-off in-app purchases. 宝宝CT扫描 asks for nothing beyond the download.

幻书 ships an update every 3 weeks, 宝宝CT扫描 every 4 weeks. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 幻书 | 宝宝CT扫描 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 87 MB | 9 MB |
| Requires iOS | **14.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 9+ |
| Developer | [PhantasyBook](https://appshunter.io/developer/1712256473) | [剑 朱](https://appshunter.io/developer/1792150172) |

## What reviewers say

### 幻书

[App page](https://appshunter.io/ios/app/id6469588824)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 幻书大会员7天 | $0.99 | one-time |
| 幻书大会员1天 | $0.99 | one-time |
| 幻晶套餐2 | $0.99 | one-time |
| 幻晶套餐1 | $0.99 | one-time |
| 幻晶套餐3 | $0.99 | one-time |
| 幻书大会员3个月 | $3.99 | one-time |
| 幻晶套餐4 | $3.99 | one-time |
| 幻晶套餐5 | $8.99 | one-time |
| 幻书大会员6个月 | $9.99 | one-time |
| 幻书年度大会员 | $14.99 | one-time |
| 幻晶套餐6 | $19.99 | one-time |


### 宝宝CT扫描

[App page](https://appshunter.io/ios/app/ct/id6796766625)

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

**In-app purchases:** none


## Frequently asked questions

### Is 幻书 free?

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

### Is 宝宝CT扫描 free?

宝宝CT扫描 costs $0.99, with no in-app purchases.

### Do 幻书 or 宝宝CT扫描 have ads?

Neither 幻书 nor 宝宝CT扫描 shows ads.

### Which is updated more often, 幻书 or 宝宝CT扫描?

幻书 ships an update every 3 weeks, and 宝宝CT扫描 every 4 weeks. Most recently, 幻书 was updated on September 15, 2026 and 宝宝CT扫描 on September 10, 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.*